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HVAC System - Manual Air Conditioner System Diagnostic Trouble Codes

DTC System malfunction location Detected condition Refer To
B1086:71 Airflow mode actuator Motor lock (See DTC B1086:71 [MANUAL AIR CONDITIONER] .)
B13AA:71 Air mix actuator Motor lock (See DTC B13AA:71 [MANUAL AIR CONDITIONER] .)
B13AB:12 Air mix actuator (potentiometer) Circuit short to power supply (See DTC B13AB:12, B13AB:13 [MANUAL AIR CONDITIONER] .)
B13AB:13 Circuit open
B1B71:11 Evaporator temperature sensor Circuit short to ground (See DTC B1B71:11, B1B71:13 [MANUAL AIR CONDITIONER] .)
B1B71:13 Circuit open
B1C1C:12 Airflow mode actuator (potentiometer) Circuit short to power supply (See DTC B1C1C:12, B1C1C:13 [MANUAL AIR CONDITIONER] .)
B1C1C:13 Circuit open
U0010:88 CAN communication system Bus off (See DTC U0010:88, U0155:00 [MANUAL AIR CONDITIONER] .)
U0155:00 Lost communication with instrument cluster No sub type information
U0423:68 Invalid date received from Instrument cluster Event information (See DTC U0423:68 [MANUAL AIR CONDITIONER] .)
U200D:11 Climate control unit circuit voltage (+5V) Circuit short to ground (See DTC U200D:11 [MANUAL AIR CONDITIONER] .)
U2300:54 Configuration error Data not received (See DTC U2300:54, U2300:55, U2300:56, U2300:64 [MANUAL AIR CONDITIONER] .)
U2300:55 Not configured
U2300:56 Ineffective/non-interchangeable data read
U2300:64 Error value read
U3003:16 Climate control unit power supply voltage Power supply voltage decreases (10 V or less  ) (See DTC U3003:16, U3003:17 [MANUAL AIR CONDITIONER] .)
U3003:17 Climate control unit power supply voltage Power supply voltage increases (17.3 V or more  )