HVAC (Full Auto A/C) - DTCS
HVAC DIAGNOSTIC TROUBLE CODE IDENTIFICATION
| DTC No. | System malfunction location | Service Information |
|---|---|---|
| B1081:71 | Driver-side front air mix actuator motor lock | (See DTC B1081:71, B1082:71 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B1082:71 | Passenger-side front air mix actuator motor lock | |
| B1086:71 | Front airflow mode actuator motor lock | (See DTC B1086:71 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B10FB:71 | Air intake actuator motor lock | (See DTC B10FB:71 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B1142:13 | Rear climate control unit power supply circuit open (IG1) | (See DTC B1142:13 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B1143:13 | Rear climate control unit power supply circuit open (IG2) | (See DTC B1143:13 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B11F0:12 | Air intake actuator (potentiometer) circuit short to power supply | (See DTC B11F0:12, B11F0:13 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B11F0:13 | Air intake actuator (potentiometer) circuit open | |
| B11F5:86 | Invalid data (humidity sensor temperature) received from humidity sensor | (See DTC B11F5:86, B1A69:86, U210A:86 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B1259:12 | Rear airflow mode actuator (potentiometer) circuit short to power supply | (See DTC B1259:12, B1259:13 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B1259:13 | Rear airflow mode actuator (potentiometer) circuit open | |
| B1354:71 | Rear air mix actuator motor lock | (See DTC B1354:71 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B13AB:12 | Rear air mix actuator (potentiometer) circuit short to power supply | (See DTC B13AB:12, B13AB:13 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B13AB:13 | Rear air mix actuator (potentiometer) circuit open | |
| B1A61:11 | Passenger compartment temperature sensor circuit short to ground | (See DTC B1A61:11, B1A61:13 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B1A61:13 | Passenger compartment temperature sensor circuit open | |
| B1A63:12 | Solar radiation sensor (RH) circuit shot to power supply | (See DTC B1A63:12, B1A63:13, B1A64:12, B1A64:13 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B1A63:13 | Solar radiation sensor (RH) circuit open | |
| B1A64:12 | Solar radiation sensor (LH) circuit shot to power supply | |
| B1A64:13 | Solar radiation sensor (LH) circuit open | |
| B1A69:86 | Invalid data (relative humidity) received from humidity sensor | (See DTC B11F5:86, B1A69:86, U210A:86 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B1B71:11 | Evaporator temperature sensor circuit short to ground | (See DTC B1B71:11, B1B71:13 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B1B71:13 | Evaporator temperature sensor circuit open | |
| B1B7D:71 | Rear airflow mode actuator motor lock | (See DTC B1B7D:71 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B1C1A:12 | Driver-side front air mix actuator (potentiometer) circuit short to power supply | (See DTC B1C1A:12, B1C1A:13, B1C1B:12, B1C1B:13 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B1C1A:13 | Driver-side front air mix actuator (potentiometer) circuit open | |
| B1C1B:12 | Passenger-side front air mix actuator (potentiometer) circuit short to power supply | |
| B1C1B:13 | Passenger-side front air mix actuator (potentiometer) circuit open | |
| B1C1C:12 | Front airflow mode actuator (potentiometer) circuit short to power supply | (See DTC B1C1C:12, B1C1C:13 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| B1C1C:13 | Front airflow mode actuator (potentiometer) circuit open | |
| U0010:88 | Unit communication error (MS-CAN) | (See DTC U0010:88, U0155:00 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| U0155:00 | Communication error with instrument cluster | |
| U0164:00 | Communication error with front climate control unit | (See DTC U0164:00 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| U0165:00 | Communication error with rear climate control unit | (See DTC U0165:00 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| U0423:68 | Invalid data received from Instrument cluster | (See DTC U0423:68 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| U0424:68 | Rear climate control unit had invalid data received from front climate control unit | (See DTC U0424:68 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| U0466:68 | Front climate control unit had invalid data received from rear climate control unit | (See DTC U0466:68 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| U200D:11 | Front climate control unit circuit voltage (+5V) circuit short to ground | (See DTC U200D:11 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| U200E:12 | Rear climate control unit circuit voltage (+5V) circuit short to ground | (See DTC U200E:12 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| U2101:54 | Rear climate control unit configuration error (data not received) | (See DTC U2101:54, U2101:55, U2101:56, U2101:64 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| U2101:55 | Rear climate control unit configuration error (not configured) | |
| U2101:56 | Rear climate control unit configuration error (ineffective/non-interchangeable data read) | |
| U2101:64 | Rear climate control unit configuration error (error value read) | |
| U210A:86 | Invalid data (windshield temperature) received from humidity sensor | (See DTC B11F5:86, B1A69:86, U210A:86 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| U2300:54 | Front climate control unit configuration error (data not received) | (See DTC U2300:54, U2300:55, U2300:56, U2300:64 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| U2300:55 | Front climate control unit configuration error (not configured) | |
| U2300:56 | Front climate control unit configuration error (ineffective/non-interchangeable data read) | |
| U2300:64 | Front climate control unit configuration error (error value read) | |
| U3003:16 | Front climate control unit power supply circuit voltage below threshold (10.00 V or less) | (See DTC U3003:16, U3003:17, U3006:16, U3006:17 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| U3003:17 | Front climate control unit power supply circuit voltage above threshold (17.30 V or more) | |
| U3006:16 | Rear climate control unit power supply circuit voltage below threshold (10.00 V or less) | |
| U3006:17 | Rear climate control unit power supply circuit voltage above threshold (17.30 V or more) | |
| U300E:13 | Front climate control unit power supply circuit open (IG1) | (See DTC U300E:13 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |
| U300F:13 | Front climate control unit power supply circuit open (IG2) | (See DTC U300F:13 [CLIMATE CONTROL UNIT (FULL-AUTO AIR CONDITIONER)] .) |