Air Conditioning System DTCS
AIR CONDITIONING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC B1502H | Inside Air Temperature Sensor and/or Its Circuit Malfunction |
| DTC B1502L | Inside Air Temperature Sensor and/or Its Circuit Malfunction |
| DTC B1503 | Evaporator Temperature Sensor and/or Its Circuit Malfunction |
| DTC B1504-H | Driver Side Sunload Sensor and/or Its Circuit Malfunction |
| DTC B1504-L | Driver Side Sunload Sensor and/or Its Circuit Malfunction |
| DTC B1505-H | Passenger Side Sunload Sensor and/or Its Circuit Malfunction |
| DTC B1505-L | Passenger Side Sunload Sensor and/or Its Circuit Malfunction |
| DTC B1511-H | Driver Side Temperature Control Actuator (Position Sensor) and/or Its Circuit Malfunction |
| DTC B1511-L | Driver Side Temperature Control Actuator (Position Sensor) and/or Its Circuit Malfunction |
| DTC B1512-H | Air Flow Control Actuator (Position Sensor) and/or Its Circuit Malfunction |
| DTC B1512-L | Air Flow Control Actuator (Position Sensor) and/or Its Circuit Malfunction |
| DTC B1513 | Driver Side Temperature Control Actuator (Motor) and/or Its Circuit Malfunction |
| DTC B1514 | Air Flow Control Actuator (Motor) and/or Its Circuit Malfunction |
| DTC B1515-H | Passenger Side Temperature Control Actuator (Position Sensor) and/or Its Circuit Malfunction |
| DTC B1515-L | Passenger Side Temperature Control Actuator (Position Sensor) and/or Its Circuit Malfunction |
| DTC B1517 | Passenger Side Temperature Control Actuator (Motor) and/or Its Circuit Malfunction |
| DTC B1530-H | Air Intake Control Actuator (Position Sensor) and/or Its Circuit Malfunction |
| DTC B1530-L | Air Intake Control Actuator (Position Sensor) and/or Its Circuit Malfunction |
| DTC B1531 | Air Intake Control Actuator and/or Its Circuit Malfunction |
| DTC B1540 | Panel Back-Up Power Supply Circuit Malfunction |
| DTC B1541 | Back-Up Power Supply Circuit Malfunction |
| DTC B1544 | Invalid Data between HVAC Control Module and Auto A/C Panel |
| DTC B1546 | A/C Refrigerant Pressure Malfunction |
| DTC B1550-H | Lost Communication between HVAC Control Module and Auto A/C Panel |
| DTC B1550-L | Lost Communication between HVAC Control Module and Auto A/C Panel |
| DTC B1557 | Wheel Speed Sensor and/or Its Circuit Malfunction |
| DTC B1561 | Engine Coolant Temperature Sensor and/or Its Circuit Malfunction |
| DTC B1562 | Outside Air Temperature Sensor and/or Its Circuit Malfunction |
| DTC B1563 | A/C Refrigerant Pressure Sensor and/or Its Circuit Malfunction |
| DTC B1580 | EEPROM Error |
| DTC B1581 | Panel EEPROM Error |
| DTC U0073 | Control Module Communication Bus Off |
| DTC U0100 | Lost Communication with ECM |
| DTC U0140 | Lost Communication with BCM |
| DTC U0155 | Lost Communication with Instrument Panel Cluster (IPC) Control Module |