Control System DTCS
NOTE:
DTC U1900 will set in a module that is reporting a communication fault from another module on the data bus. The module that reports the fault is not the problem module.
COMMUNICATIONS NETWORK DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Action |
|---|---|---|---|
| U0001 | High Speed CAN Communication Bus | ABS module | The module could not communicate on the network at a point in time. The fault is currently not present. CLEAR the DTC. REPEAT the network test with the scan tool. |
| U0100 | Lost Communication with ECM/PCM | ABS module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 1: THE PCM DOES NOT RESPOND TO THE SCAN TOOL OR NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION - HYBRID . |
| U0100 | Lost Communication with ECM/PCM | Four-wheel drive (4WD) control module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 1: THE PCM DOES NOT RESPOND TO THE SCAN TOOL OR NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION - HYBRID . |
| U0100 | Lost Communication with ECM/PCM | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 1: THE PCM DOES NOT RESPOND TO THE SCAN TOOL OR NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION - HYBRID . |
| U0100 | Lost Communication with ECM/PCM | Power steering control module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 1: THE PCM DOES NOT RESPOND TO THE SCAN TOOL OR NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION - HYBRID . |
| U0100 | Lost Communication With ECM/PCM | Traction battery control module (TBCM) | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 1: THE PCM DOES NOT RESPOND TO THE SCAN TOOL OR NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION - HYBRID . |
| U0101 | Lost Communication with TCM | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 8: THE TRANSMISSION CONTROL MODULE (TCM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0101 | Lost Communication with TCM | PCM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 8: THE TRANSMISSION CONTROL MODULE (TCM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0101 | Lost Communication With TCM | PCM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 8: THE TRANSMISSION CONTROL MODULE (TCM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0111 | Lost Communication with Battery Energy Control Module | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 9: THE TRACTION BATTERY CONTROL MODULE (TBCM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0111 | Lost Communication With Battery Energy Control Module | PCM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 9: THE TRACTION BATTERY CONTROL MODULE (TBCM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0114 | Lost Communication With Four-Wheel Drive Clutch Control Module | ABS module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 3: THE 4X4 CONTROL MODULE DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0114 | Lost Communication with Four-Wheel Drive Clutch Control Module | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 3: THE 4X4 CONTROL MODULE DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0121 | Lost Communication with Anti-Lock Brake System (ABS) Control Module | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 2: THE ANTI-LOCK BRAKE SYSTEM (ABS) CONTROL MODULE DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0121 | Lost Communication with Anti-Lock Brake System (ABS) Control Module | 4X4 control module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 2: THE ANTI-LOCK BRAKE SYSTEM (ABS) CONTROL MODULE DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0129 | Lost Communication with Brake System Control Module | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 2: THE ANTI-LOCK BRAKE SYSTEM (ABS) CONTROL MODULE DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0129 | Lost Communication With Brake System Control Module | PCM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 2: THE ANTI-LOCK BRAKE SYSTEM (ABS) CONTROL MODULE DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0131 | Lost Communication With Power Steering Control Module | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 7: THE POWER STEERING CONTROL MODULE DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0140 | Lost Communication with Body Control Module (SJB) | Front controls interface module (FCIM) | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 10: THE SMART JUNCTION BOX (SJB) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0140 | Lost Communication with Body Control Module (SJB) | Audio control module (ACM) | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 10: THE SMART JUNCTION BOX (SJB) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0140 | Lost Communication with Body Control Module (SJB) | Electronic automatic temperature control (EATC) module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 10: THE SMART JUNCTION BOX (SJB) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0140 | Lost Communication With Body Control Module (SJB) | Front display interface module (FDIM) | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 10: THE SMART JUNCTION BOX (SJB) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0140 | Lost Communication with Body Control Module (SJB) | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 10: THE SMART JUNCTION BOX (SJB) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0151 | Lost Communication with Restraints Control Module | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 5: THE RESTRAINTS CONTROL MODULE (RCM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0151 | Lost Communication with Restraints Control Module | Occupant classification sensor module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 5: THE RESTRAINTS CONTROL MODULE (RCM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | ABS module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | ACM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | FDIM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | PCM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | Power steering control module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC) Control Module | SJB | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0155 | Lost Communication with Instrument Panel Cluster (IC) Control Module | 4X4 control module | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 4: THE INSTRUMENT CLUSTER DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0159 | Lost Communication with Parking Assist Control Module (PAM) | ACM | DISREGARD the DTC. The parking aid module does not communicate on the MS-CAN network. |
| U0164 | Lost Communication With HVAC Control Module (DATC) | FDIM | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 12: THE DUAL AUTOMATIC TEMPERATURE CONTROL (DATC) MODULE DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0164 | Lost Communication with HVAC Control module (DATC) | Instrument cluster | CLEAR the DTC. REPEAT the network test with the scan tool. If the DTC returns, see PINPOINT TEST 12: THE DUAL AUTOMATIC TEMPERATURE CONTROL (DATC) MODULE DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0184 | Lost Communication with Radio (ACM) | FCIM | See PINPOINT TEST 11: THE AUDIO CONTROL MODULE (ACM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0184 | Lost Communication with Radio (ACM) | FDIM | See PINPOINT TEST 11: THE AUDIO CONTROL MODULE (ACM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0184 | Lost Communication with Radio (ACM) | Satellite digital audio receiver system (SDARS) module | See PINPOINT TEST 11: THE AUDIO CONTROL MODULE (ACM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0193 | Lost Communication with Digital Audio Control module (SDARS) | ACM | See PINPOINT TEST 11: THE AUDIO CONTROL MODULE (ACM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0193 | Lost Communication with Digital Audio Control module (SDARS) | FDIM | See PINPOINT TEST 11: THE AUDIO CONTROL MODULE (ACM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0196 | Lost Communication With Entertainment Control Module - Rear (AUX) | ACM | DISREGARD the DTC. A DVD player is not available on this vehicle. |
| U0196 | Lost Communication With Entertainment Control Module - Rear (AUX) | FDIM | DISREGARD the DTC. A DVD player is not available on this vehicle. |
| U0196 | Lost Communication with Entertainment Control Module - Rear (AUX) | SDARS module | DISREGARD the DTC. A DVD player is not available on this vehicle. |
| U0197 | Lost Communication with Telephone Control Module | ACM | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0197 | Lost Communication with Telephone Control Module | FDIM | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0197 | Lost Communication with Telephone Control Module | SDARS module | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0238 | Lost Communication With Digital Audio Control Module "D" (DSP) | ACM | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0238 | Lost Communication With Digital Audio Control Module "D" (DSP) | FDIM | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0249 | Lost Communication With Entertainment Control Module - Rear "B" (RCU) | ACM | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0249 | Lost Communication With Entertainment Control Module - Rear "B" (RCU) | FDIM | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0249 | Lost Communication With Entertainment Control Module - Rear "B" (RCU) | SDARS module | DISREGARD the DTC. The vehicle is not equipped with this feature. |
| U0255 | Lost Communication with Front Controls Interface Module | ACM | See PINPOINT TEST 15: THE FRONT CONTROLS INTERFACE MODULE (FCIM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0255 | Lost Communication with Front Controls Interface Module | SDARS module | See PINPOINT TEST 15: THE FRONT CONTROLS INTERFACE MODULE (FCIM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0256 | Lost Communication with Front Display Interface Module | ACM | See PINPOINT TEST 14: THE FRONT DISPLAY INTERFACE MODULE (FDIM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0256 | Lost Communication with Front Display Interface Module | SDARS module | See PINPOINT TEST 14: THE FRONT DISPLAY INTERFACE MODULE (FDIM) DOES NOT RESPOND TO THE SCAN TOOL - HYBRID . |
| U0401 | Invalid Data Received From Transmission Control Module | ABS module | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C, P AND U CODES - HYBRID for a list of all DTCs. |
| U0401 | Invalid Data Received from ECM/PCM A | 4X4 control module | RETRIEVE and FOLLOW DTCs from the PCM. |
| U0402 | Invalid Data Received From Four-Wheel Drive Clutch Control Module | ABS module | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C, P AND U CODES - HYBRID for a list of all DTCs. |
| U0414 | Invalid Data Received From Four-Wheel Drive Clutch Control Module | ABS module | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C, P AND U CODES - HYBRID for a list of all DTCs. |
| U0415 | Invalid Data Received from Anti-Lock Brake System (ABS) Control Module | 4X4 control module | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C, P AND U CODES - HYBRID for a list of all DTCs. |
| U1900 | CAN Communication Bus Fault - Receive Error | ABS module | FOLLOW the pinpoint test for the module which failed the network test. See SYMPTOM TROUBLESHOOTING CHART - HYBRID . |
| U1900 | CAN Communication Bus Fault - Receiver Error | Restraints control module (RCM) | FOLLOW the pinpoint test for the module which failed the network test. See SYMPTOM TROUBLESHOOTING CHART - HYBRID . |
| U1901 | CAN Network #2 Communication Bus Fault - Receive Error | ABS module | See ANTI-LOCK BRAKE SYSTEM (ABS) DTC CHART -- HYBRID . |
| U2023 | Fault Received From External Node | ABS module | U2023 is set when a module receives invalid network data from another module with a faulted input. RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C, P AND U CODES - HYBRID for a list of all DTCs. |
| U2023 | Fault Received From External Node | Instrument cluster | U2023 is set when a module receives invalid network data from another module with a faulted input. RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C, P AND U CODES - HYBRID for a list of all DTCs. |
| U2023 | Fault Received From External Node | Power steering control module | U2023 is set when a module receives invalid network data from another module with a faulted input. RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C, P AND U CODES - HYBRID for a list of all DTCs. |
| U2472 | Unexpected Ignition State | Instrument cluster | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C, P AND U CODES - HYBRID for a list of all DTCs. |
| U2472 | Unexpected Ignition State | SJB | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C, P AND U CODES - HYBRID for a list of all DTCs. |
| U2473 | Unexpected Vehicle Speed | ACM | See ENTERTAINMENT SYSTEM - DTC CHARTS . |
| U2473 | Unexpected Vehicle Speed | SJB | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C, P AND U CODES - HYBRID for a list of all DTCs. |
| U2510 | Invalid Data for Vehicle Security | Instrument cluster | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C, P AND U CODES - HYBRID for a list of all DTCs. |
| U2511 | CAN - Data Mis-Match (Receive data does not match expected) | Instrument cluster | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C, P AND U CODES - HYBRID for a list of all DTCs. |
| U2516 | CAN Bus Off - Transmit Error | ABS module | RETRIEVE and REPAIR all non-network DTCs in the other modules on the network. See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C, P AND U CODES - HYBRID for a list of all DTCs. |
| U2527 | CAN Network #2 Bus Off - Transmit Error | ABS module | See ANTI-LOCK BRAKE SYSTEM (ABS) DTC CHART -- HYBRID . |
| U261A | CAN Data/Configuration Setup Mismatch | Instrument cluster | See HEADLAMPS . |