DTC Index (B, C, P, U Codes - With Testing): U-Codes

DTC	System	Description	Possible Source	Action
U000100	Anti-Lock Control - Stability Assist	CAN communication bus	Isolated CAN communication error CAN circuit fault Internal HCU failure	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system Refer to the HCU replacement note at the top of the DTC Index
U000149	Exterior Lighting	High speed CAN communication Bus	Internal electronic failure	Install a new headlamp control module, refer to DTC Index
U000152	Supplemental Restraint System - Pedestrian Protection System		Not configured	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U000155	Supplemental Restraint System - Pedestrian Protection System		Not configured
U000168	Anti-Lock Control - Stability Assist	CAN communication software error	Isolated CAN communication error Internal HCU failure	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system Refer to the HCU replacement note at the top of the DTC Index
U000187	Parking Brake and Actuation	High speed CAN communication bus	All CAN messages are detected missing at Ignition ON	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U000188	Vehicle Dynamic Suspension	High speed CAN communication bus	Vehicle CAN Bus off condition	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system. Carry out the CAN network integrity tests using the manufacturer approved diagnostic system
	Automatic Transmission/Transaxle	High speed CAN communication Bus	Vehicle CAN Bus off condition	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Instrument Cluster	High speed CAN communication Bus	Bus off, break in connection to bus
	Supplemental Restraint System	CAN Bus	Bus off	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Parking Brake and Actuation	High speed CAN communication Bus - bus off	CAN Bus circuit fault	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Speed Control	High speed CAN communication Bus	Vehicle CAN Bus off condition
	Steering Column Switches	High speed CAN communication bus	Vehicle CAN bus off condition
	Exterior Lighting		Vehicle CAN BUS off condition
	Starting System		Vehicle CAN bus off condition
	Supplemental Restraint System - Pedestrian Protection System	High speed CAN communication Bus	Bus off
U001000	Information and Entertainment Module	Medium speed CAN communication Bus	General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
	Multifunction Electronic Modules		Medium speed CAN communication Bus	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Glass, Frames and Mechanisms
	Rear View Mirrors
	Parking Aid
	Handles, Locks, Latches and Entry Systems		No subtype information
U001088	Wheels and Tires	Medium Speed CAN Communication Bus - bus off	CAN Bus fault	Carry out any pinpoint tests associated with this DTC. Carry out CAN network integrity tests. Refer to the electrical wiring diagrams and check CAN network for short, open circuit
	Seating	Medium speed Can communication Bus	Bus off	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Instrument Cluster	Medium speed CAN communication Bus	Bus off, break in connection to bus
	Module Communications Network - Rear Junction Box (RJB)	Medium Speed CAN Communication Bus	bus off
	Module Communications Network - Central Junction Box (CJB)	Medium speed CAN communication Bus	Bus Off
	Control Components	Medium speed CAN communication	Bus off
	Convertible Top	Medium speed CAN communication Bus	Bus off
U007300	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Control module communication bus off	CAN Link circuit malfunction	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Electronic Engine Controls	Control module communication bus off	CAN Link circuit malfunction	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Parking Aid	Control module communication Bus "A" Off	Control module communication Bus "A" Off	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U010000	Anti-Lock Control - Stability Assist	Lost communication with ECM	Isolated CAN communication error CAN circuit fault Internal HCU failure	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system Refer to the HCU replacement note at the top of the DTC Index
	Instrument Cluster	Lost communication with ECM	Missing message	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Supplemental Restraint System	Lost Communication With ECM	Missing message	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Parking Brake and Actuation	Lost communication with ECM	ECM off Bus	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Speed Control	Lost communications with ECM	ECM missing message
	Exterior Lighting	Lost communication with ECM	No sub type information
	Supplemental Restraint System - Pedestrian Protection System	Lost communication with ECM	Lost communication with ECM
U010087	Vehicle Dynamic Suspension	Lost communications with ECM	Missing message from ECM	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system. Refer to the appropriate SYSTEM WIRING DIAGRAMS article and check ECM power and ground supplies for short, open circuit. Carry out the CAN network integrity tests using the manufacturer approved diagnostic system
U010087	Automatic Transmission/Transaxle	Lost communication with ECM	Missing message from ECM	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U010100	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Lost communication with TCM	CAN Link ECM/TCM network malfunction	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Electronic Engine Controls		CAN Link ECM/TCM network malfunction	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Anti-Lock Control - Stability Assist		Isolated CAN communication error CAN circuit fault Internal HCU failure	Clear the DTCs, retest. If CAN DTCs reset, Refer to Communications Network article. Refer to the HCU replacement note at the top of the DTC Index
	Instrument Cluster		Missing message	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Parking Brake and Actuation	Lost communication with the TCM	TCM off Bus
	Speed Control	Lost communications with TCM	TCM missing message
	Exterior Lighting	Lost communication with TCM	No sub type information
U010187	Vehicle Dynamic Suspension	Lost communication with TCM	Missing message from TCM	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system. Refer to the appropriate SYSTEM WIRING DIAGRAMS article and check TCM power and ground supplies for short, open circuit. Carry out the CAN network integrity tests using the manufacturer approved diagnostic system
U010300	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Lost communication with gear shift control module	CAN Link ECM/gear shift network malfunction	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Electronic Engine Controls	Lost communication with gear shift control module	CAN Link ECM/gear shift network malfunction	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Anti-Lock Control - Stability Assist	Lost communication with L-gate	Isolated CAN communication error CAN circuit fault Internal HCU failure	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system Refer to the HCU replacement note at the top of the DTC Index
	Instrument Cluster	Lost communication with 'L' gate	Missing message	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U010387	Automatic Transmission/Transaxle	Lost communications with gear selector lever	Missing message from gear selector lever
U010400	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Lost communication with speed control module	CAN Link ECM/speed control module network malfunction	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Electronic Engine Controls		CAN Link ECM/speed control module network malfunction	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Anti-Lock Control - Stability Assist		Isolated CAN communication error CAN circuit fault Internal HCU failure	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system Refer to the HCU replacement note at the top of the DTC Index
	Instrument Cluster		Missing message	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Parking Brake and Actuation	Lost communication with speed control front distance range sensor	Speed control module off Bus
U012100	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Lost communication with anti-lock brake system (ABS) control module	CAN Link ECM/ABS module network malfunction	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Electronic Engine Controls		CAN Link ECM/ABS module network malfunction	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Instrument Cluster	Lost communication with Anti-lock Brake System (ABS) control module	Missing message	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Supplemental Restraint System	Lost Communication With Anti-Lock Brake System (ABS) Control Module	No subtype information	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Parking Brake and Actuation	Lost communication with anti-lock brake system	ABS module off Bus	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Speed Control	Lost communication with ABS	ABS missing message
	Exterior Lighting	Lost communication with Anti-lock Brake System (ABS) control module	No sub type information
	Supplemental Restraint System - Pedestrian Protection System	Lost communication with ABS module	Lost communication with ABS module
U012186	Exterior Lighting	Lost communication with Anti-lock Brake System (ABS) control module	Signal invalid
U012187	Vehicle Dynamic Suspension	Lost communication with anti-lock control - stability assist module	Anti-lock control - stability assist system failure	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system. Refer to the appropriate SYSTEM WIRING DIAGRAMS article and check ABS module power and ground supplies for short, open circuit. Carry out the CAN network integrity tests using the manufacturer approved diagnostic system
U012287	Automatic Transmission/Transaxle	Lost communication with stability control module	CAN timeout stability control module (instrument cluster Off Bus)	Check instrument cluster for DTCs and refer to DTC Index
U012500	Anti-Lock Control - Stability Assist	Lost communication with yaw rate sensor and accelerometer	Local CAN circuit fault Sensor failure	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system Install a new sensor as necessary. See Yaw Rate Sensor and Accelerometer .
U012588	Anti-Lock Control - Stability Assist	Lost communication with yaw rate sensor and accelerometer	Local CAN circuit fault Sensor failure
U012600	Instrument Cluster	Lost communication with Passenger Seat Module (PSM)	Missing message	Check PSM for DTCs and refer to DTC Index. Refer to Seats article.
U012600	Exterior Lighting	Lost communication with steering angle sensor module	No sub type information	Check CAN network. Refer to Communications Network article.
U012686	Exterior Lighting	Lost communication with steering angle sensor module	Signal invalid	Check CAN network. Refer to Communications Network article.
U012700	Instrument Cluster	Lost communication with Tire Pressure Monitor System (TPMS) module	Missing message	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U012700	Information and Entertainment Module	Lost communication with Tire Pressure Monitor System (TPMS) module	General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
U012800	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Lost communication with electronic parking brake control module	CAN Link ECM/Electronic parking brake signal missing network malfunction	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Electronic Engine Controls			Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Anti-Lock Control - Stability Assist	Lost communication with parking brake module	Isolated CAN communication error CAN circuit fault Internal HCU failure	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system Refer to the HCU replacement note at the top of the DTC Index
	Instrument Cluster	Lost communication with Parking Brake control module	Missing message	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Speed Control	Lost communications with parking brake module	Parking brake missing message
U012887	Automatic Transmission/Transaxle	Lost communication with parking brake module	CAN timeout parking brake module
U013900	Instrument Cluster	Lost communication with adaptive damping control module	Missing message	Check adaptive damping module for DTCs and refer to DTC Index. Refer to Vehicle Dynamic Suspension article.
U014000	Wheels and Tires	Lost communication with body control module	Can bus fault Body control module fault	Carry out any pinpoint tests associated with this DTC. Carry out CAN network integrity tests. Refer to the electrical wiring diagrams and check CAN network for short, open circuit. Check power supplies and ground circuits to body control module. Check body control module for related DTCs.
	Seating	Lost communication with CJB	Lost communication with CJB	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Instrument Cluster	Lost communication with CJB	Missing message	Check CJB for DTCs and refer to DTC Index. Refer to Communications Network article.
	Module Communications Network - Rear Junction Box (RJB)	Lost communication CJB	Lost communication CJB	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Information and Entertainment Module	Lost communication with CJB	General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
	Multifunction Electronic Modules		Logged when subscribed CAN message missing from CJB	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Glass, Frames and Mechanisms
	Rear View Mirrors
	Parking Aid
	Handles, Locks, Latches and Entry Systems		Missing message
	Convertible Top	Lost communication CJB	Lost communication CJB
U014200	Wheels and Tires	Lost Communication With Body Control Module "B"	Lost communication with Rear Junction Box	Carry out any pinpoint tests associated with this DTC. Refer to the electrical circuit diagrams and check Rear Junction Box power and ground supplies for short, open circuit. Carry out CAN network integrity tests.
	Seating	Lost communication with RJB	Lost communication with RJB	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Instrument Cluster		Missing message
	Module Communications Network - Central Junction Box (CJB)		Lost communication with RJB
	Information and Entertainment Module		General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
	Parking Aid		Logged when subscribed CAN message missing from RJB	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Handles, Locks, Latches and Entry Systems		Missing message
	Convertible Top		Lost communication with RJB
	Supplemental Restraint System - Pedestrian Protection System		Lost communication with RJB
U015100	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Lost communication with restraints control module/inertia switch	Lost communication - CAN or hardwired	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Electronic Engine Controls		Lost communication - CAN or hardwired	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Instrument Cluster	Lost communication with Supplemental Restraints System (SRS) module	Missing message	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U01511F	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Lost communication with restraints control module/inertia switch	Lost communication - SRS fault	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U01511F	Electronic Engine Controls		Lost communication - SRS fault	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U015157	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)		Lost communication - CAN fault	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U015157	Electronic Engine Controls		Lost communication - CAN fault	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U015500	Wheels and Tires	Lost Communications With Instrument Panel Cluster (IPC) Control Module	Lost communications with instrument cluster	Carry out any pinpoint tests associated with this DTC. Refer to the electrical wiring diagrams and check instrument cluster power and ground supplies for short, open circuit. Carry out CAN network integrity tests.
	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Lost communication with instrument cluster	CAN Link ECM/instrument cluster network malfunction	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Seating	Lost communications with instrument cluster	Lost communications with instrument cluster	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Electronic Engine Controls	Lost communication with instrument cluster	CAN Link ECM/instrument cluster network malfunction	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Anti-Lock Control - Stability Assist	Lost communication with instrument pack module	Isolated CAN communication error CAN circuit fault Internal HCU failure	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system Refer to the HCU replacement note at the top of the DTC Index
	Module Communications Network - Rear Junction Box (RJB)	Lost communication with instrument cluster	Lost communication with instrument cluster	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Module Communications Network - Central Junction Box (CJB)		Lost communication with instrument cluster
	Parking Brake and Actuation		Instrument cluster off Bus
	Speed Control	Lost communications with instrument cluster	Instrument cluster missing message
	Information and Entertainment Module	Lost communication with instrument cluster	General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
	Parking Aid		Logged when subscribed CAN message missing from instrument cluster	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Handles, Locks, Latches and Entry Systems		Missing message
	Convertible Top	Lost communication with Instrument Cluster	Lost communication with Instrument Cluster
U015587	Vehicle Dynamic Suspension	Lost communication with instrument cluster	Missing message from Instrument cluster	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system. Refer to the appropriate SYSTEM WIRING DIAGRAMS article and check instrument cluster power and ground supplies for short, open circuit. Carry out the CAN network integrity tests using the manufacturer approved diagnostic system
	Automatic Transmission/Transaxle	Lost communication with instrument cluster	CAN timeout instrument cluster	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Supplemental Restraint System	Lost Communication With Instrument Cluster	Missing message	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U015600	Instrument Cluster	Lost communication with Information and Entertainment Module	Missing message	Check information and entertainment module for DTCs and refer to DTC Index
U015600	Module Communications Network - Central Junction Box (CJB)	Lost communication with Information and Entertainment module	Lost Communication with Information and Entertainment module	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U015900	Information and Entertainment Module	Lost communication with parking aid module	General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
U016400	Wheels and Tires	Lost Communication With HVAC Control Module	Lost communication with climate control module	Check climate control module for related DTCs and refer to the relevant DTC index. Refer to the electrical wiring diagrams and check climate control module power and ground supplies for short, open circuit. Carry out CAN network integrity tests.
	Instrument Cluster	Lost communication with climate control module	Missing message	Check climate control module for DTCs and refer to DTC Index
	Module Communications Network - Rear Junction Box (RJB)		Lost communication with climate control module	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Module Communications Network - Central Junction Box (CJB)		Lost communication with climate control module
	Information and Entertainment Module	Lost communication with climate control module	General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
U016700	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Lost communication with vehicle immobilizer	Security challenge response timeout	Carry out the pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U016700	Electronic Engine Controls	Lost communication with vehicle immobilizer	Security challenge response timeout	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U018400	Information and Entertainment Module	Lost communication with audio module	General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
U018600	Information and Entertainment Module	Lost communication with audio amplifier
U019300	Information and Entertainment Module	Lost communication with satellite radio tuner
U019700	Information and Entertainment Module	Lost communication with telephone module
U019900	Seating	Lost communication with Driver Door Module (DDM)	Lost communication with DDM	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Instrument Cluster		Missing message	Check DDM for DTCs and refer to DTC Index
	Module Communications Network - Central Junction Box (CJB)		Lost communication with DDM	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Information and Entertainment Module	Lost communication with driver door module	General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
	Convertible Top	Lost communication with Driver Door Module (DDM)	Lost communication with Driver Door Module (DDM)	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U020000	Instrument Cluster	Lost communication with Passengers Door Module (PDM)	Missing message	Check PDM for DTCs and refer to DTC Index
	Module Communications Network - Central Junction Box (CJB)	Lost communication with Passenger Door Module (PDM)	Lost communication with PDM	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Information and Entertainment Module	Lost communication with passenger door module	General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
	Convertible Top	Lost communication with Passenger Door Module (PDM)	Lost communication with Passenger Door Module (PDM)	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U020600	Instrument Cluster	Lost communication with Convertible Top control module	Missing message
	Module Communications Network - Rear Junction Box (RJB)	Lost communication with convertible top module	Lost Communication with HDM
	Module Communications Network - Central Junction Box (CJB)	Lost communication with convertible top module	Lost communication with convertible top module
	Information and Entertainment Module	Lost communication with convertible top module	General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
U020800	Instrument Cluster	Lost communication With Driver Seat Module (DSM)	Missing message	Check DSM for DTCs and refer to DTC Index
	Multifunction Electronic Modules	Lost communication With Driver Seat Module (DSM)		Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Glass, Frames and Mechanisms	Lost communication with Driver Seat Module (DSM)
	Rear View Mirrors	Lost communication With Driver Seat Module (DSM)
U021400	Instrument Cluster	Lost communication with Remote Keyless Entry Module		Check Remote Keyless Entry module for DTCs and refer to DTC Index
	Module Communications Network - Rear Junction Box (RJB)	Lost communication with remote keyless entry module	Lost communication with remote keyless entry module	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Module Communications Network - Central Junction Box (CJB)	Lost communication with remote keyless entry module	Lost communication with remote keyless entry module
	Information and Entertainment Module	Lost communication with remote function actuation	General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
U024100	Instrument Cluster	Lost communication with Active Front Lighting system	Missing message	Check lighting control module for DTCs and refer to DTC Index
U024500	Information and Entertainment Module	Lost communication with multimedia module	General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
U025000	Instrument Cluster	Lost communication with Pedestrian Protection system module	Missing message	Check Pedestrian Protection system module for DTCs and refer to DTC Index
U025600	Instrument Cluster	Lost communication with Integrated Control Panel	Missing message	Check Integrated Control Panel for DTCs and refer to DTC Index
U025600	Information and Entertainment Module	Lost communication with integrated control panel	General failure No sub type information	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
U025700	Information and Entertainment Module	Lost communication with touch screen display	General failure No sub type information
U030000	Wheels and Tires	Internal Control Module Software Incompatibility	Incompatible tire pressure monitoring system module for vehicle CAN network	Check correct tire pressure monitoring system module is installed to vehicle specification, otherwise suspect the Rear Junction Box. Check the Rear Junction Box for related DTCs and refer to the relevant DTC Index
	Vehicle Dynamic Suspension	Internal control module software incompatibility	CAN master configuration ID incorrect	Re-configure the RJB using the manufacturer approved diagnostic system, clear DTCs and re-test. If DTC still logged suspect Adaptive damping module, refer to new module installation note at top of DTC Index
	Seating		Invalid configuration message is received	Re-configure the RJB using the manufacturer approved diagnostic system. Clear the DTC and retest. If the DTC is still logged suspect the DSM/PSM, refer to the new module installation note at the top of the DTC Index
	Anti-Lock Control - Stability Assist		Invalid configuration message is received	Re-configure the RJB using the manufacturer approved diagnostic system. Clear the DTC and retest. If the DTC is still logged suspect the HCU module, refer to the new module installation note at the top of the DTC Index
	Instrument Cluster		RJB car configuration data is not compatible with the instrument cluster	Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTCs and re-test. If DTC still logged, suspect the instrument cluster. Refer to the new module installation note at the top of the DTC Index
	Module Communications Network - Central Junction Box (CJB)		Invalid configuration message is received	Re-configure the RJB using the manufacturer approved diagnostic system. Clear the DTC and retest. If the DTC is still logged suspect the CJB module, refer to the new module installation note at the top of the DTC Index
	Parking Brake and Actuation			Re-configure the RJB using the manufacturer approved diagnostic system. Clear the DTC and retest. If the DTC is still logged suspect the Parking Brake module, refer to the new module installation note at the top of the DTC Index
	Speed Control			Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTCs and re-test. If DTC still logged, suspect speed control module. Refer to new module installation note at top of DTC Index
	Steering Column Switches			Re-configure the RJB using the manufacturer approved diagnostic system. Clear the DTC and retest. If the DTC is still logged suspect the steering column lock, refer to DTC Index
	Starting System			Re-configure the RJB using the manufacturer approved diagnostic system. Clear the DTC and retest. If the DTC is still logged suspect the steering column lock, refer to DTC Index
	Information and Entertainment Module		RJB car configuration data is not compatible with the information and entertainment control module	Re-configure the RJB using the manufacturer approved diagnostic system, clear DTCs and re-test. If DTC still logged, suspect the information and entertainment control module and refer to DTC Index
	Multifunction Electronic Modules		Invalid configuration message is received	Re-configure the RJB using the manufacturer approved diagnostic system. Clear the DTC and retest. If the DTC is still logged suspect the DDM/PDM, refer to DTC Index
	Control Components			Re-configure the RJB using the manufacturer approved diagnostic system. Clear the DTC and retest. If the DTC is still logged suspect the climate control module, refer to DTC Index
	Glass, Frames and Mechanisms			Re-configure the RJB using the manufacturer approved diagnostic system. Clear the DTC and retest. If the DTC is still logged suspect the DDM/PDM, refer to DTC Index
	Rear View Mirrors			Re-configure the RJB using the manufacturer approved diagnostic system. Clear the DTC and retest. If the DTC is still logged suspect the DDM/PDM, refer to DTC Index
	Parking Aid		RJB car configuration data is not compatible with the parking aid module	Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTCs and re-test. If DTC still logged, install a new parking aid module. Refer to DTC Index
	Handles, Locks, Latches and Entry Systems		Invalid configuration message is received	Re-configure the RJB using the manufacturer approved diagnostic system. Clear the DTC and retest. If the DTC is still logged suspect the remote keyless entry module, refer to DTC Index
	Convertible Top	Control module software incompatibility	RJB car configuration data is not compatible with the convertible top module	Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTCs and re-test. If DTC still logged, suspect convertible top module. Refer to DTC Index .
	Supplemental Restraint System - Pedestrian Protection System	Internal control module software incompatibility	Invalid configuration message is received	Re-configure the RJB using the manufacturer approved diagnostic system. Clear the DTC and retest. If the DTC is still logged suspect the pedestrian protection module, refer to DTC Index .
U030005	Anti-Lock Control - Stability Assist	Control module software error	Internal HCU software error	Refer to the HCU replacement note at the top of the DTC Index
U030046	Module Communications Network - Rear Junction Box (RJB)	Internal control module software incompatibility	Calibration parameter failure	Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTC and re-test, if DTC remains, suspect the RJB, refer to the new module installation note at the top of the DTC Index
U030046	Module Communications Network - Central Junction Box (CJB)		Calibration parameter failure	Re-calibrate the CJB using the manufacturer approved diagnostic system
U030051	Information and Entertainment Module		System program failure	Re-configure the information and entertainment control module using the manufacturer approved diagnostic system
U030053	Anti-Lock Control - Stability Assist		Missing configuration data	Re-configure the RJB using the manufacturer approved diagnostic system, clear DTCs and re-test. If DTC still logged, check CAN network. Refer to Communications Network article.
U030055	Automatic Transmission/Transaxle		Mis-match between vehicle and TCM software levels	Re-configure the TCM with the latest level software using the manufacturer approved diagnostic system
	Anti-Lock Control - Stability Assist	Stored vehicle configuration data does not match	Configuration data received is different from the previous key cycle HCU installed from donor vehicle	Re-install original HCU. Check for anti-lock control - stability assist related DTCs and refer to DTC Index
	Supplemental Restraint System	Internal control module software incompatibility	Mis-match between vehicle and RCM software levels	Re-configure the RCM with the latest level software using the manufacturer approved diagnostic system
	Speed Control	Control module software incompatibility - module configuration failure	RJB - at least one of the car configuration parameters is not configured	Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTCs and re-test. If DTC still logged, suspect speed control module. Refer to new module installation note at top of DTC Index
U030062	Exterior Lighting	Internal control module software incompatibility	Configuration data received is different from the stored data	Check CAN network. Refer to Communications Network article.
U030087	Anti-Lock Control - Stability Assist	Received vehicle configuration data does not match	HCU installed from donor vehicle Configuration data received is different from the modules seen on the network	Re-install original HCU. Check for anti-lock control - stability assist related DTCs and refer to DTC Index Re-configure the RJB using the manufacturer approved diagnostic system, clear DTCs and re-test. If DTC still logged, suspect the HCU and refer to the new HCU installation note at top of DTC Index
U040100	Parking Brake and Actuation	Invalid data received from ECM	Invalid message from the ECM	No fault with parking brake system if this DTC is logged. Check ECM for DTCs and refer to the DTC Index. Refer to Electronic Engine Controls article.
U040100	Speed Control	Invalid data received from ECM - ECM cancel fault	ECM did not respond properly to speed control cancel or auto brake cancel request	Check ECM for DTCs and refer to DTC Index . Refer to Electronic Engine Controls .
U040164	Anti-Lock Control - Stability Assist	Invalid data received from the ECM	Invalid data	Check for engine management DTCs. Refer to Electronic Engine Controls or Electronic Engine Controls article.
U040167	Speed Control	Invalid data received from ECM - ECM resume fault	ECM did not respond properly to speed control resume request	Check ECM for DTCs and refer to DTC Index . Refer to Electronic Engine Controls .
U040181	Speed Control	Invalid data received from ECM - speed control inhibited by ECM	Speed control inhibited by ECM
U040186	Vehicle Dynamic Suspension	Invalid data received from ECM/PCM	Signal invalid	Check for engine management DTCs. Refer to Electronic Engine Controls article.
U040186	Automatic Transmission/Transaxle	Invalid data received from ECM	Engine speed value invalid	Check ECM for DTCs and refer to DTC Index . Refer to Electronic Engine Controls article.
U040192	Anti-Lock Control - Stability Assist	Torque request denied by the ECM	Engine management fault detected	Check for engine management DTCs. Refer to Electronic Engine Controls or Electronic Engine Controls article.
U040200	Anti-Lock Control - Stability Assist	Invalid data received from the TCM	Isolated CAN communication error CAN circuit fault Internal HCU failure	Clear the DTCs, retest. If CAN DTCs reset, Refer to Communications Network article. Refer to the HCU replacement note at the top of the DTC Index
U040200	Parking Brake and Actuation	Invalid data received from TCM	Invalid message from the TCM	No fault with parking brake system if this DTC is logged. Check TCM for DTCs and refer to the DTC Index. Refer to Diagnostic Strategy article.
U040208	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Invalid data received from Transmission Control Module (TCM)	TCM engine speed control monitor	Check TCM for DTCs and refer to DTC Index. Refer to Diagnostic Strategy article.
U040208	Electronic Engine Controls		TCM engine speed control monitor	Check TCM for DTCs and refer to DTC Index . Refer to Diagnostic Strategy article.
U040264	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)		Actual gear position status	Check TCM for DTCs and refer to DTC Index. Refer to Diagnostic Strategy article.
	Electronic Engine Controls		Actual gear position status	Check TCM for DTCs and refer to DTC Index . Refer to Diagnostic Strategy article.
	Anti-Lock Control - Stability Assist	Invalid data received from the TCM	Invalid data received from the TCM	Check for transmission DTCs. Refer to Diagnostic Strategy article.
U040267	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Invalid data received from Transmission Control Module (TCM)	Selector lever position status	Check TCM for DTCs and refer to DTC Index. Refer to Diagnostic Strategy article.
U040267	Electronic Engine Controls		Selector lever position status	Check TCM for DTCs and refer to DTC Index . Refer to Diagnostic Strategy article.
U040281	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)		Output shaft speed signal	Check TCM for DTCs and refer to DTC Index. Refer to Diagnostic Strategy article.
U040281	Electronic Engine Controls		Output shaft speed signal	Check TCM for DTCs and refer to DTC Index . Refer to Diagnostic Strategy article.
U040283	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)		TCM engine speed control monitor - plausibility	Check TCM for DTCs and refer to DTC Index. Refer to Diagnostic Strategy article.
U040283	Electronic Engine Controls		TCM engine speed control monitor - plausibility	Check TCM for DTCs and refer to DTC Index . Refer to Diagnostic Strategy article.
U040286	Vehicle Dynamic Suspension	Invalid data received from TCM	Signal invalid	Check for transmission DTCs. Refer to Diagnostic Strategy article.
	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Invalid data received from Transmission Control Module (TCM)	TCM engine speed control monitor - rationality	Check TCM for DTCs and refer to DTC Index. Refer to Diagnostic Strategy article.
	Electronic Engine Controls		TCM engine speed control monitor - rationality	Check TCM for DTCs and refer to DTC Index . Refer to Diagnostic Strategy article.
U040462	Automatic Transmission/Transaxle	Invalid data received from the gear selector lever - implausible position	Gear selector cable out of adjustment. Gear selector lever assembly fault	Check gear selector cable adjustment. Refer to Selector Lever Cable Adjustment article.
U040464	Automatic Transmission/Transaxle	Invalid data received from the gear selector lever - implausible signal
U040486	Automatic Transmission/Transaxle	Invalid data received from the gear selector lever - general failure
U040581	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Invalid data received from speed control module	Invalid data received from speed control module	Check speed control module for DTCs and refer to DTC Index. Refer to Speed Control article.
U040581	Electronic Engine Controls			Check speed control module for DTCs and refer to DTC Index . Refer to Speed Control article.
U040583	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)			Check speed control module for DTCs and refer to DTC Index. Refer to Speed Control article.
U040583	Electronic Engine Controls			Check speed control module for DTCs and refer to DTC Index . Refer to Speed Control article.
U04058F	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)			Check speed control module for DTCs and refer to DTC Index. Refer to Speed Control article.
U04058F	Electronic Engine Controls			Check speed control module for DTCs and refer to DTC Index . Refer to Speed Control article.
U040592	Anti-Lock Control - Stability Assist	Invalid data received by the speed control module	Speed control fault detected by the speed control module	Check for speed control DTCs. Refer to Speed Control article.
U041500	Wheels and Tires	Invalid Data Received From Vehicle Dynamics Control Module	Anti lock Braking System fault or up-dated data not received	Check Anti lock Braking System module for related DTCs and refer to the relevant DTC Index. Carry out CAN network integrity tests
	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Invalid data received from Anti-lock Brake System (ABS) control module	Brake Position Switch	Check anti-lock control - stability assist module for DTCs and refer to DTC Index. Refer to Anti-Lock Control - Stability Assist article.
	Electronic Engine Controls		Brake Position Switch	Check anti-lock control - stability assist module for DTCs and refer to DTC Index . Refer to Anti-Lock Control - Stability Assist article.
	Parking Brake and Actuation	Invalid data received from anti-lock control - stability assist module	Invalid message from the anti-lock brake system	No fault with parking brake system if this DTC is logged. Check anti-lock control - stability assist module for DTCs and refer to the DTC Index. Refer to Anti-Lock Control - Stability Assist article.
U041564	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Invalid data received from Anti-lock Brake System (ABS) control module	Engine drag torque control monitoring - plausibility	Check anti-lock control - stability assist module for DTCs and refer to DTC Index. Refer to Anti-Lock Control - Stability Assist article.
U041564	Electronic Engine Controls		Engine drag torque control monitoring - plausibility	Check anti-lock control - stability assist module for DTCs and refer to DTC Index . Refer to Anti-Lock Control - Stability Assist article.
U041567	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)		Engine drag torque control monitoring - rationality	Check anti-lock control - stability assist module for DTCs and refer to DTC Index. Refer to Anti-Lock Control - Stability Assist article.
U041567	Electronic Engine Controls		Engine drag torque control monitoring - rationality	Check anti-lock control - stability assist module for DTCs and refer to DTC Index . Refer to Anti-Lock Control - Stability Assist article.
U041581	Speed Control	Invalid data received from ABS	Stability assist fault	Check ABS module for DTCs and refer to DTC Index . Refer to Anti-Lock Control - Stability Assist .
U041586	Vehicle Dynamic Suspension	Invalid data received from ABS control module	Signal invalid	Check for ABS DTCs. Refer to Anti-Lock Control - Stability Assist article.
U041686	Automatic Transmission/Transaxle	Invalid data received from Anti-lock control - stability assist module	Brake information	Check the anti-lock - stability assist system for DTCs and refer to the DTC Index . Refer to Anti-Lock Control - Stability Assist article.
U041767	Speed Control	Invalid data received from parking brake module - parking brake apply acknowledge	Parking brake module did not respond properly to apply request	Check parking brake module for DTCs and refer to DTC Index . Refer to Parking Brake .
U041781	Speed Control	Invalid data received from parking brake module	Speed control inhibited by parking brake module
U042200	Parking Brake and Actuation	Invalid data received from Central Junction Box (CJB)	Invalid message from the CJB	No fault with parking brake system if this DTC is logged. Check CJB for DTCs and refer to the DTC Index. Refer to Communications Network article.
	Speed Control	Invalid data received from CJB	CJB message not up-dated	Check CJB for DTCs and refer to DTC Index . Refer to Communications Network .
	Parking Aid	Invalid data received from CJB	Logged when subscribed CAN message invalid data from CJB	Check CJB for DTCs and refer to DTC Index . Refer to Communications Network article.
U042286	Vehicle Dynamic Suspension	Lost communication with CJB	Signal invalid	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system. Refer to the appropriate SYSTEM WIRING DIAGRAMS article and check CJB power and ground supplies for short, open circuit. Carry out the CAN network integrity tests using the manufacturer approved diagnostic system
U042300	Anti-Lock Control - Stability Assist	Missing reverse gear signal	Isolated CAN communication error CAN circuit fault	Clear the DTCs, retest. If CAN fault codes reset. Refer to Communications Network article.
	Parking Brake and Actuation	Invalid data received from instrument cluster	Invalid message from the instrument cluster	No fault with parking brake system if this DTC is logged. Check the instrument cluster for DTCs and refer to DTC Index. Refer to Instrument Cluster article.
	Parking Aid	Invalid data received from instrument cluster	Logged when subscribed CAN message invalid data from Instrument Cluster	Check instrument cluster for DTCs and refer to DTC Index . Refer to Instrument Cluster article.
U042368	Anti-Lock Control - Stability Assist	Invalid brake light data received from instrument cluster	Signals from instrument cluster for speed control are not valid	Check and rectify brake light operation If brake light operation OK: Check CAN network. Refer to Communications Network article. If network tests OK: Check RJB for DTCs. Refer to Communications Network article.
U042381	Speed Control	Invalid data received from instrument cluster	Instrument cluster not enabled for adaptive speed control	Check instrument cluster for DTCs and refer to DTC Index . Refer to Instrument Cluster .
U042386	Vehicle Dynamic Suspension	Invalid data received from Instrument Cluster	Signal invalid	Check for instrument cluster DTCs. Refer to Instrument Cluster article.
	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Invalid data received from instrument cluster - signal invalid	Battery voltage level	Check instrument cluster for DTCs and refer to DTC Index. Refer to Instrument Cluster article.
	Electronic Engine Controls		Battery voltage level	Check instrument cluster for DTCs and refer to DTC Index . Refer to Instrument Cluster article.
U042400	Wheels and Tires	Invalid Data Received From HVAC Control Module	HVAC control module fault	Check climate control module for related DTCs and refer to relevant DTC Index
U042481	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Invalid data received from instrument cluster	External ambient temperature	Check instrument cluster for DTCs and refer to DTC Index. Refer to Instrument Cluster article.
U042481	Electronic Engine Controls	Invalid data received from instrument cluster	External ambient temperature	Check instrument cluster for DTCs and refer to DTC Index . Refer to Instrument Cluster article.
U042600	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Invalid data received from vehicle immobilizer	Security code mis-match	Check CAN network between ECM and instrument cluster. Check power and grounds to ECM and instrument cluster. Check correct ECM and instrument cluster installed. Re-synchronise ID by re-configuring the ECM and instrument cluster as new modules
U042600	Electronic Engine Controls	Invalid data received from vehicle immobilizer	Security code mis-match
U043364	Parking Brake and Actuation	Invalid data received from speed control front distance range sensor	Incorrect apply request from the speed control when the conditions were not correct	No fault with parking brake system if this DTC is logged. Check the speed control module for DTCs and refer to DTC Index. Refer to Speed Control article.
U044300	Speed Control	Invalid data received from RJB	RJB message not up-dated	Check RJB for DTCs and refer to DTC Index . Refer to Communications Network .
	Exterior Lighting	Invalid data from RJB	No sub type information	Check RJB for DTCs and refer to DTC Index and Communications Network article. Re-configure RJB using the manufacturer approved diagnostic system, clear DTC and test. If DTC remains suspect headlamp control module, refer to DTC Index
	Parking Aid	Invalid data received from RJB	Logged when subscribed CAN message invalid data from RJB	Check RJB for DTCs and refer to DTC Index . Refer to Communications Network article.
U049A67	Convertible Top	Invalid data received from Driver Door Module (DDM)	Signal incorrect after event	Check DDM for DTCs and refer to DTC Index .
U050167	Convertible Top	Invalid data received from Passenger Door Module (PDM)	Signal incorrect after event	Check PDM for DTCs and refer to DTC Index .
U1A0088	Speed Control	Private CAN Bus circuit	Private CAN Bus off condition	Refer to appropriate SYSTEM WIRING DIAGRAMS article and test Private CAN Bus circuit between speed control module and speed control sensor for circuit faults
U1A0088	Cellular Phone	Private Bus circuit	BT chip set communications failure	Install a new telephone module, refer to DTC Index
U1A0266	Supplemental Restraint System	Impact Telegrams reached maximum of 3 stored	Signal has too many transitions	Install a new RCM, refer to the new module installation note at top of the DTC Index
U1A0266	Supplemental Restraint System - Pedestrian Protection System	Permanent memory store full	Signal has too many transitions/events	Install a new pedestrian protection module. See Pedestrian Protection Module . Install new crush pad and air deflectors (even if no damage is apparent). Refer to Front Bumper article.
U1A0387	Supplemental Restraint System	CAN Signal Car Configuration Parameters HS	Missing message	Re-configure the RJB using the manufacturer approved diagnostic system
U1A1400	Vehicle Dynamic Suspension	CAN initialization failure	CAN network harness short, disconnected	Check CAN network. Refer to Communications Network article.
U1A1449	Wheels and Tires	CAN Initialization Failure	Internal electronic failure	Suspect the tire pressure monitoring system module, check and install a new module as required, refer to the new module/component installation note at the top of the DTC Index
	Seating	CAN Initialization failure		Install a new DSM/PSM, refer to the new module installation note at the top of the DTC Index
	Module Communications Network - Rear Junction Box (RJB)	CAN initialization failure		Install a new RJB, refer to the new module installation note at the top of the DTC Index
	Module Communications Network - Central Junction Box (CJB)			Install a new CJB, refer to the new module installation note at the top of the DTC Index
	Speed Control			Install a new speed control module, refer to the new module installation note at the top of DTC Index . See Speed Control Module - Vehicles Without: Adaptive Speed Control .
	Control Components	Failed to initialize CAN		Install a new climate control module, refer to DTC Index
	Convertible Top	CAN initialization failure		Install a new convertible top module, refer to DTC Index .
U1A1455	Supplemental Restraint System	Volcano Initialization	Not configured	Install a new RCM module, refer to the new module installation note at the top of the DTC Index
U1A1587	Information and Entertainment Module	Incomplete MOST ring reported by Information and Entertainment control module	Missing message	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
U1A3800	Exterior Lighting	Lost communication with left headlamp module	No sub type information	Refer to the appropriate system wiring diagrams article, and check left headlamp module signal circuit for short to power/ground and high resistance
U1A3900	Exterior Lighting	Lost communication with right headlamp module	No sub type information	Refer to the appropriate system wiring diagrams article, and check right headlamp module signal circuit for short to power/ground and high resistance
U1A4C68	Seating	Build/end of line mode active	Manufacturing mode has not been removed	Place DSM/PSM in to customer mode using manufacturer approved diagnostic system
U1A4C68	Convertible Top	Build/end of line mode active	Manufacturing mode has not been removed	Set convertible top to customer mode using manufacturer approved diagnostic system
U200168	Anti-Lock Control - Stability Assist	Maximum of specified vehicle deceleration is exceeded	Braking requested by speed control exceeds allowed threshold	Check for speed control DTCs. Refer to Speed Control article.
U200168	Parking Brake and Actuation	Reduced system function	Invalid or missing message from ABS with ignition OFF and vehicle speed > 3Kph	No fault with parking brake system if this DTC is logged. Check the anti-lock control - stability assist module for DTCs and refer to the DTC Index. Refer to Anti-Lock Control - Stability Assist article.
U200224	Multifunction Electronic Modules	Switch	Signal stuck high	Clear DTC and re-test. If DTC remains, install a new passenger side window switch
	Glass, Frames and Mechanisms
	Rear View Mirrors
U200398	Audio Amplifier (vehicles with premium audio)	Fibre optic communication Bus	Component or system over temperature	Check for additional DTCs and refer to DTC Index . Clear DTC and re-test/monitor condition
U200411	Instrument Cluster	Auxiliary switch pack	Circuit short to ground	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U200415	Instrument Cluster	Auxiliary switch pack	Circuit short to power or open
U200531	Navigation System	Control Module	Missing vehicle speed message	Check ABS module and Instrument Cluster for speed related DTCs and refer to DTC Index . Refer to Anti-Lock Control - Stability Assist and Instrument Cluster article.
U200746	Anti-Lock Control - Stability Assist	Valve calibration data in non-volatile memory missing or corrupt	Non-volatile memory failure	Install a new HCU. Refer to the new HCU installation note at the top of the DTC Index
U201011	Module Communications Network - Central Junction Box (CJB)	Switch illumination supply circuit short to ground or over temperature	Circuit short to ground	Refer to the appropriate SYSTEM WIRING DIAGRAMS and test switch illumination supply circuit for short to ground
	Multifunction Electronic Modules	Switch illumination		Carry out CAN network tests using the manufacturer approved diagnostic system
	Glass, Frames and Mechanisms
	Rear View Mirrors
U201012	Multifunction Electronic Modules		Circuit short to battery
	Glass, Frames and Mechanisms
	Rear View Mirrors
U201013	Module Communications Network - Central Junction Box (CJB)	Switch illumination supply circuit open load	Circuit open	Refer to the appropriate SYSTEM WIRING DIAGRAMS and test switch illumination supply circuit for high resistance
U201208	Multifunction Electronic Modules	Car Configuration Parameter(s)	Bus signal/message failures	Cycle the ignition status and re-test. If DTC remains, re-configure the RJB using the manufacturer approved diagnostic system
	Glass, Frames and Mechanisms
	Rear View Mirrors
U201324	Multifunction Electronic Modules	Switch Pack	Signal stuck high	Clear DTC and re-test. If DTC remains, install a new driver side window switch pack. Refer to Window Control Switch article.
	Glass, Frames and Mechanisms			Clear DTC and re-test. If DTC remains, install a new driver side window switch pack. See Window Control Switch .
	Rear View Mirrors			Clear DTC and re-test. If DTC remains, install a new driver side window switch pack. Refer to Window Control Switch article.
U201444	Multifunction Electronic Modules	Control module hardware	Data Memory Failure	Install a new DDM/PDM, refer to DTC Index
	Glass, Frames and Mechanisms			Install a new DDM/PDM, refer to DTC Index
	Rear View Mirrors			Install a new DDM/PDM, refer to DTC Index
U201A51	Supplemental Restraint System	Control Module Main Calibration Data	Not programmed	Re-configure the RCM with the latest level software using the manufacturer approved diagnostic system
U201B4A	Supplemental Restraint System	Control Module Calibration Data #2	Incorrect component installed	Install correct RCM, refer to the new module installation note at the top of the DTC Index
U201B4A	Supplemental Restraint System - Pedestrian Protection System	Control module calibration data #2	Incorrect component installed	Install a new pedestrian protection module. See Pedestrian Protection Module .
U201B51	Supplemental Restraint System	Control Module Calibration Data #2	Not programmed	Re-configure the RCM using the manufacturer approved diagnostic system. Clear DTC and re-test, if DTC remains install a new RCM, refer to the new module installation note at the top of the DTC Index
U201B51	Supplemental Restraint System - Pedestrian Protection System	Control module calibration data #2	Not programmed	Re-configure the pedestrian protection module using the manufacturer approved diagnostic system. Clear DTC and re-test, if DTC remains install a new pedestrian protection module. See Pedestrian Protection Module .
U201C4A	Supplemental Restraint System	Control Module Calibration Data #3	Incorrect component installed	Install correct RCM, refer to the new module installation note at the top of the DTC Index
U201C51	Supplemental Restraint System	Control Module Calibration Data #3	Not programmed	Re-configure the RCM using the manufacturer approved diagnostic system. Clear DTC and re-test, if DTC remains install a new RCM, refer to the new module installation note at the top of the DTC Index
U201F00	Handles, Locks, Latches and Entry Systems	Receiver communication error	No subtype information	Install a new RF receiver, refer to DTC Index
U201F13	Handles, Locks, Latches and Entry Systems		Line open	Refer to the appropriate system wiring diagrams article and test RF receiver communication circuit to remote keyless entry module for short to ground or open circuit
U201F87	Handles, Locks, Latches and Entry Systems		Transmission error	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
U202386	Automatic Transmission/Transaxle	Fault received from external node	Engine torque information	Check ECM for DTCs and refer to DTC Index . Refer to Electronic Engine Controls article.
U206400	Electronic Engine Controls (4.2L, Vehicles With: Supercharger)	Warning indicator requested by another control module	Fuel Cut	Set ignition to ON, then OFF (wait 30 seconds), then ON (wait 4 seconds)
U206400	Electronic Engine Controls	Warning indicator requested by another control module	Fuel Cut
U210000	Multifunction Electronic Modules	Initial configuration not complete	No sub type information	Re-configure the DDM/PDM using the manufacturer approved diagnostic system
	Glass, Frames and Mechanisms
	Rear View Mirrors
	Parking Aid		No configuration has been previously set	Re-configure RJB using manufacturer approved diagnostic tool, clear DTC and re-test. If DTC remains check CAN network. Refer to Communications Network article.
	Handles, Locks, Latches and Entry Systems	Control Module/ECU not configured	No subtype information	Configure the Remote Keyless Entry module using the manufacturer approved diagnostic system
	Cellular Phone	Control module	Initial configuration not complete	Re-configure the RJB using the manufacturer approved diagnostic system. If DTC remains, carry out CAN network tests
	Supplemental Restraint System - Pedestrian Protection System	Initial configuration not complete	Module is in Plant mode	Place module into normal operation mode, by running the new module programming application, using the manufacturer approved diagnostic system
U210100	Speed Control	Control module configuration incompatible	Data sent from RJB is invalid	Re-configure RJB using manufacturer approved diagnostic tool, clear DTC and re-test. If DTC remains check RJB for DTCs and refer to DTC Index . Refer to Communications Network .
	Parking Aid	Control module configuration incompatible	Data sent from RJB is invalid	Re-configure RJB using manufacturer approved diagnostic tool, clear DTC and re-test. If DTC remains Check RJB for DTCs and refer to DTC Index . Refer to Communications Network article.
	Handles, Locks, Latches and Entry Systems	Control Module/ECU unexpected data values	No subtype information	Re-configure the RJB using the manufacturer approved diagnostic system
	Cellular Phone	Control module	Configuration incompatible	Re-configure the RJB using the manufacturer approved diagnostic system. If DTC remains, suspect the telephone module, refer to DTC Index
U210868	Anti-Lock Control - Stability Assist	Speed control vehicle deceleration implausible	Braking requested by speed control exceeds allowed threshold	Check for speed control DTCs. Refer to Speed Control article.
U300001	Vehicle Dynamic Suspension	Control module	General electrical failure	Check integrity of electrical connectors and pins to module. Check damper negative circuits for short to ground. Install a new adaptive damping module. See Adaptive Damping Module - Vehicles With: Convertible Top and Adaptive Damping Module - Vehicles Without: Convertible Top .
U300004	Satellite Radio Module (SDARS)	Control module	System internal failure Internal failure of SDARS module	Install new SDARS module, refer to DTC Index .
U300005	Audio Amplifier (vehicles with premium audio)	Control module	Software incompatibility	Install a new audio amplifier module, refer to DTC Index
U300013	Accessory Protocol Interface Module (APIM)	Control module	Circuit open. USB harness between portable audio interface module and user interface panel is not properly connected Connection_detect circuit between portable audio interface module and user interface panel is not grounded USB harness between portable audio interface module and user interface panel is open circuit	Check for correct connection of USB harness between portable audio interface module and user interface panel. Refer to the appropriate system wiring diagrams article and check portable audio interface module connection_detect circuit between portable audio interface module and user interface panel is grounded. Install USB harness between portable audio interface module and user interface panel as required.
U300041	Speed Control		Internal micro controller error Checksum fault	Install a new speed control module, refer to new module installation note at top of DTC Index
U300042	Speed Control		Internal RAM test fault
U300042	Audio Amplifier (vehicles with premium audio)	Control module	General memory failure	Install a new audio amplifier module, refer to DTC Index
U300044	Audio Amplifier (vehicles with premium audio)	Control module	Data memory failure	Install a new audio amplifier module, refer to DTC Index
	Accessory Protocol Interface Module (APIM)	Control module	Data memory failure. This will indicate that the RAM memory, where data is processed, has a failure Internal failure of portable audio interface module	Install new portable audio interface module, refer to DTC Index .
	Cellular Phone		Data memory failure	Re-configure the telephone module. If the DTC remains install a new telephone module, refer to DTC Index
U300045	Accessory Protocol Interface Module (APIM)		Program memory failure. This will indicate that the flash memory, where the program is stored, has a failure. Internal failure of portable audio interface module	Install new , refer to DTC Index .
U300045	Cellular Phone		Program memory failure	Re-configure the telephone module. If the DTC remains install a new telephone module, refer to DTC Index
U300046	Instrument Cluster		Calibration/parameter memory failure	Install a new instrument cluster. Refer to the new module installation note at the top of the DTC Index
U300049	Vehicle Dynamic Suspension		Internal electronic failure	Suspect adaptive damping module, refer to new module installation note at top of DTC Index
	Seating			Install a new DSM/PSM, refer to the new module installation note at the top of the DTC Index
	Instrument Cluster			Install a new instrument cluster, refer to the new module installation note at the top of the DTC Index
	Module Communications Network - Rear Junction Box (RJB)			Install a new RJB, refer to the new module installation note at the top of the DTC Index
	Module Communications Network - Central Junction Box (CJB)			Install a new CJB, refer to the new module installation note at the top of the DTC Index
	Speed Control		Internal control module failure	Install a new speed control module, refer to the new module installation note at the top of the DTC Index
	Steering Column Switches	Control Module	Internal electronic failure	Install a new steering column lock, refer to DTC Index
	Exterior Lighting	Control module		Install a new headlamp control module, refer to DTC Index
	Starting System	Control Module		Install a new steering column lock, refer to DTC Index
	Integrated Audio Module	Control module		Suspect the integrated audio module, refer to DTC Index
	Multifunction Electronic Modules	Control module		Install a new DDM/PDM, refer to DTC Index
	Glass, Frames and Mechanisms			Install a new DDM/PDM, refer to DTC Index
	Rear View Mirrors			Install a new DDM/PDM, refer to DTC Index
	Parking Aid		Internal control module failure	Install a new parking aid control module, refer to DTC Index
	Handles, Locks, Latches and Entry Systems		Internal electronic failure	Install a new remote keyless entry module, refer to DTC Index
	Navigation System	Control Module		Install a new navigation system module, refer to DTC Index
	Supplemental Restraint System - Pedestrian Protection System	Control module		Install a new pedestrian protection module, refer to DTC Index .
U30004A	Automatic Transmission/Transaxle		Mis-match between configuration data and calibrated data values	Re-configure the TCM using the manufacturer approved diagnostic system
U30004A	Satellite Radio Module (SDARS)		Incorrect component installed	Using the manufacturer approved diagnostic system select the vehicle configuration Main Menu, vehicle configuration, display and or modify the vehicle configuration file data. Check update as required. Using the manufacturer approved diagnostic system select the vehicle configuration main menu, select configure existing modules menu and program the SDARS module.
U300054	Exterior Lighting		Axle sensors not calibrated to vehicle	Calibrate the headlamp leveling front and rear sensors using the manufacturer approved diagnostic system
U300055	Wheels and Tires	Control Module - not configured	Tire pressure monitoring system configuration data is invalid	Check and amend the car configuration file.
	Vehicle Dynamic Suspension	Control module	Not configured	Configure adaptive damping module using manufacturer approved diagnostic system
	Seating	Stored vehicle configuration data does not match	Incorrect car configuration data received	Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTC and re-test. If the DTC remains suspect the DSM/PSM, refer to the new module installation note at the top of the DTC Index
	Instrument Cluster			Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTC and re-test. If the DTC remains suspect the instrument cluster, refer to the new module installation note at the top of the DTC Index
	Module Communications Network - Rear Junction Box (RJB)			Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTC and re-test. If the DTC remains suspect the RJB, refer to the new module installation note at the top of the DTC Index
	Module Communications Network - Central Junction Box (CJB)			Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTC and re-test. If the DTC remains suspect the CJB, refer to the new module installation note at the top of the DTC Index
	Exterior Lighting			Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTC and re-test. If the DTC remains suspect the headlamp module, refer to DTC Index
	Information and Entertainment Module			Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTC and re-test. If the DTC remains suspect the information and entertainment module, refer to DTC Index
	Audio Amplifier (vehicles with premium audio)			Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTC and re-test. If the DTC remains suspect the audio amplifier, refer to DTC Index
	Integrated Audio Module			Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTC and re-test. If the DTC remains suspect the integrated audio module, refer to DTC Index
	Satellite Radio Module (SDARS)	Control module	SDARS module, not configured Incorrect car configuration file data received. Parameter 125 indicates that the vehicle is not configured for an SDARS option.	Using the manufacturer approved diagnostic system select the vehicle configuration Main Menu, vehicle configuration, display and or modify the vehicle configuration file data. Check parameter 125 is correct, update as required.
	Accessory Protocol Interface Module (APIM)	Control module	Not configured. Error in the portable audio interface module local configuration file Failure of the USB harness Failure of the MOST harness Internal failure of portable audio interface module	Using the manufacturer approved diagnostic system select the vehicle configuration main menu, select configure existing modules menu and program the accessory protocol interface module. Check USB harness for failure. Install new as required. Check MOST harness for failure, repair as required. Install new portable audio interface module, refer to DTC Index .
	Control Components	Stored vehicle configuration data does not match	Incorrect car configuration data received	Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTC and re-test. If the DTC remains suspect the climate control module, refer to DTC Index
	Navigation System			Using the manufacturer approved diagnostic system check/amend the Car Configuration File parameter in block 2, byte 127 to match vehicle market/specification. If the DTC remains check navigation system module part number and ensure the correct component is installed to vehicle market/specification
	Cellular Phone			Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTC and re-test. If the DTC remains suspect the telephone module, refer to DTC Index
	Supplemental Restraint System - Pedestrian Protection System			Re-configure the RJB using the manufacturer approved diagnostic system. Clear DTC and re-test. If the DTC remains suspect the pedestrian protection system, refer to DTC Index .
U300087	Wheels and Tires	Control Module - missing message	Tire pressure monitoring system configuration data not received	Check RJB for related DTCs and refer to the relevant DTC Index. Carry out CAN network integrity test
	Seating	Control Module	Missing message	Re-configure the RJB using the manufacturer approved diagnostic system. Check DSM/PSM for DTCs and refer to the DTC Index. Check CAN network integrity using the manufacturer approved diagnostic system
	Instrument Cluster			Re-configure the RJB using the manufacturer approved diagnostic system. Check instrument cluster for DTCs and refer to the DTC Index . Check CAN network integrity using the manufacturer approved diagnostic system
	Module Communications Network - Central Junction Box (CJB)			Re-configure the RJB using the manufacturer approved diagnostic system. Check CJB for DTCs and refer to the DTC Index . Check CAN network integrity using the manufacturer approved diagnostic system
	Steering Column Switches			Re-configure the RJB using the manufacturer approved diagnostic system. Check steering column lock for DTCs and refer to DTC Index . Check CAN network integrity using the manufacturer approved diagnostic system
	Starting System			Re-configure the RJB using the manufacturer approved diagnostic system. Check steering column lock for DTCs and refer to DTC Index . Check CAN network integrity using the manufacturer approved diagnostic system
	Information and Entertainment Module	Control module	Missing message	Re-configure the RJB using the manufacturer approved diagnostic system. Check information and entertainment module for DTCs and refer to DTC Index . Check CAN network integrity using the manufacturer approved diagnostic system
	Audio Amplifier (vehicles with premium audio)			Re-configure the RJB using the manufacturer approved diagnostic system. Check audio amplifier for DTCs and refer to DTC Index . Check CAN network integrity using the manufacturer approved diagnostic system
	Integrated Audio Module			Re-configure the RJB using the manufacturer approved diagnostic system. Check integrated audio module for DTCs and refer to DTC Index . Check CAN network integrity using the manufacturer approved diagnostic system
	Satellite Radio Module (SDARS)	Control module	Missing message. The SDARS module has not received one or more expected messages. Local configuration file incorrect Local configuration file parameter is missing, out of range or invalid checksum Internal failure SDARS module	Using the manufacturer approved diagnostic system select the vehicle configuration main menu, select configure new modules menu and program the satellite radio module. Refer to DTC Index .
	Control Components	Control Module	Missing message	Re-configure the RJB using the manufacturer approved diagnostic system. Check climate control module for DTCs and refer to DTC Index . Check CAN network integrity using the manufacturer approved diagnostic system
	Navigation System	Control Module		Re-configure the RJB using the manufacturer approved diagnostic system. Check navigation module for DTCs and refer to the DTC Index . Check CAN network integrity using the manufacturer approved diagnostic system
	Cellular Phone	Control module		Re-configure the RJB using the manufacturer approved diagnostic system. Check telephone module for DTCs and refer to DTC Index . Check CAN network integrity using the manufacturer approved diagnostic system
	Supplemental Restraint System - Pedestrian Protection System	Control Module		Re-configure the RJB using the manufacturer approved diagnostic system. Check pedestrian protection module for DTCs and refer to DTC Index . Check CAN network integrity using the manufacturer approved diagnostic system
U300098	Audio Amplifier (vehicles with premium audio)	Control module	Component or system over temperature	Check for additional DTCs and refer to DTC Index . Clear DTC and re-test/monitor condition
	Integrated Audio Module	Control module	Component or system over temperature
	Satellite Radio Module (SDARS)	Control module	SDARS module component or system over temperature Internal failure SDARS module	Check SDARS module and location for causes of excessive temperature, rectify as required. Suspect the SDARS module, check and install a new SDARS module as required. Refer to DTC Index .
	Navigation System		Component or system over temperature	Check for additional DTCs and refer to DTC Index . Clear DTC and re-test/monitor condition for re-occurrence
	Cellular Phone		Component or system over temperature	Check for additional DTCs and refer to DTC Index . Clear DTC and re-test/monitor condition for re-occurrence
U300146	Seating	Control module improper shutdown	Calibration/parameter memory failure	Check for DTCs that could indicate power failure to the module and refer to the DTC Index
U300255	Multifunction Electronic Modules	Vehicle Identification Number (VIN)	Not configured	Re-configure the relevant module as new using the manufacturer approved diagnostic system and re-test. If DTC remains install a new module, refer to DTC Index
	Glass, Frames and Mechanisms			Re-configure the relevant module as new using the manufacturer approved diagnostic system and re-test. If DTC remains install a new module, refer to DTC Index
	Rear View Mirrors			Re-configure the relevant module as new using the manufacturer approved diagnostic system and re-test. If DTC remains install a new module, refer to DTC Index
U300281	Wheels and Tires	Vehicle Identification Number - invalid serial data received	Tire pressure monitoring system module and vehicle VIN mis-match	NOTE: This DTC indicates that the tire pressure monitoring system module is not the original part fitted to the vehicle at the factory/dealer and could have been substituted. Refer to the note above the DTC index about replacing components which may remain under manufacturer warranty. Re-install the original or a new tire pressure monitoring system control module
	Vehicle Dynamic Suspension	Vehicle identification number	Vehicle/component mis-match. Corrupt VIN data being transmitted, module installed from donor vehicle	Install original module, check for adaptive damping related DTCs and refer to DTC Index
	Seating	Vehicle Identification Number (VIN)	Vehicle/component mis-match. Corrupt VIN data being transmitted, module previously installed to other vehicle	Install original module, check for DTCs and refer to relevant DTC Index
	Anti-Lock Control - Stability Assist			Install original module, check for DTCs and refer to relevant DTC Index
	Instrument Cluster			Install original module, check for DTCs and refer to relevant DTC Index
	Module Communications Network - Rear Junction Box (RJB)			Install original module, check for DTCs and refer to relevant DTC Index
	Module Communications Network - Central Junction Box (CJB)			Install original module, check for DTCs and refer to relevant DTC Index
	Supplemental Restraint System			Install original module, check for DTCs and refer to relevant DTC Index
	Parking Brake and Actuation		Vehicle/component VIN mis-match between RJB and parking brake module, module installed from donor vehicle	Install original module, check for parking brake related DTCs and refer to DTC Index. If DTC remains suspect parking brake module, refer to new module installation note at top of DTC Index
	Steering Column Switches		Vehicle/component mis-match. Corrupt VIN data being transmitted, module previously installed to other vehicle	Install original module, check for DTCs and refer to DTC Index
	Exterior Lighting			Install original module, check for DTCs and refer to DTC Index
	Starting System			Install original module, check for DTCs and refer to DTC Index
	Information and Entertainment Module			Install original module, check for DTCs and refer to DTC Index
	Multifunction Electronic Modules			Install original module, check for DTCs and refer to DTC Index
	Control Components			Install original module, check for DTCs and refer to DTC Index
	Glass, Frames and Mechanisms			Install original module, check for DTCs and refer to DTC Index
	Rear View Mirrors			Install original module, check for DTCs and refer to DTC Index
	Parking Aid			Install original module, check for parking aid related DTCs and refer to DTC Index . If DTC remains suspect parking aid module, refer to DTC Index
	Handles, Locks, Latches and Entry Systems			Install original module, check for DTCs and refer to DTC Index
	Supplemental Restraint System - Pedestrian Protection System			Install original module, check for DTCs and refer to DTC Index .
U300316	Seating	Battery voltage	Circuit voltage below threshold	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Anti-Lock Control - Stability Assist	Battery voltage low	HCU supply circuit fault(s) Internal HCU failure	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Instrument Cluster	Battery voltage	Circuit voltage below threshold	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Module Communications Network - Central Junction Box (CJB)
	Exterior Lighting
	Audio Amplifier (vehicles with premium audio)	Battery voltage		Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
	Parking Aid	Battery voltage		Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Navigation System
	Convertible Top
	Supplemental Restraint System - Pedestrian Protection System
U300317	Seating		Circuit voltage above threshold
	Anti-Lock Control - Stability Assist	Battery voltage high	HCU supply circuit fault(s) Charging system fault(s)	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Instrument Cluster	Battery voltage	Circuit voltage above threshold	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Module Communications Network - Central Junction Box (CJB)
	Exterior Lighting
	Audio Amplifier (vehicles with premium audio)	Battery voltage		Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
	Parking Aid	Battery voltage		Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Navigation System
	Convertible Top
	Supplemental Restraint System - Pedestrian Protection System
U30031C	Vehicle Dynamic Suspension		Circuit voltage out of range
U300362	Anti-Lock Control - Stability Assist	Battery voltage signal compare failure	Mis-match of battery voltage, of 2 volts or lower, between HCU and RJB	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Instrument Cluster	Battery voltage	Signal compare failure	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Parking Brake and Actuation		Mis-match of battery voltage, of 2 volts or lower, between parking brake module and RJB
	Information and Entertainment Module		Mis-match of battery voltage, of 2 volts or lower, between information and entertainment module and RJB	Carry out the pinpoint test associated with this DTC using the manufacturer approved diagnostic system
	Integrated Audio Module		Mis-match of battery voltage, of 2 volts or lower, between integrated audio module and RJB
	Satellite Radio Module (SDARS)		Signal compare failure. If SDARS module voltage differs more than +-2 volts compared with auxiliary junction box SDARS module VBATT, open circuit SDARS module GND, open circuit Internal failure of SDARS module	Refer to the appropriate system wiring diagrams article and check SDARS module VBATT and GND for open circuit. Install new SDARS module, refer to DTC Index .
	Accessory Protocol Interface Module (APIM)		Signal compare failure. If portable audio interface module voltage differs more than +-2 volts compared with auxiliary junction box Portable audio interface module supply, open circuit Internal failure of portable audio interface module	Refer to the appropriate system wiring diagrams article and check portable audio interface module supply for open circuit. Install new portable audio interface module, refer to DTC Index .
	Multifunction Electronic Modules		Mis-match of battery voltage, of 2 volts or lower, between DDM/PDM and RJB	Carry out any pinpoint tests associated with this DTC using the manufacturer approved diagnostic system
	Glass, Frames and Mechanisms
	Rear View Mirrors
	Parking Aid		Mis-match of battery voltage, of 2 volts or lower, between parking aid module and RJB
	Handles, Locks, Latches and Entry Systems		Mis-match of battery voltage, of 2 volts or lower, between remote keyless entry module and RJB
	Cellular Phone		Mis-match of battery voltage, of 2 volts or lower, between telephone module and RJB
U300612	Audio Amplifier (vehicles with premium audio)	Control module	Short to power	Install a new audio amplifier module, refer to DTC Index
U300616	Audio Amplifier (vehicles with premium audio)	Control module	Circuit voltage below threshold	Install a new audio amplifier module, refer to DTC Index