HVAC DTCS
HVAC DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description |
|---|---|
| B1502 | H/L: Inside Air Temperature Sensor and/or Its Circuit Malfunction |
| B1503 | H/L: Evaporator Temperature Sensor and/or Its Circuit Malfunction |
| B1504 | H/L: Sunload Sensor and/or Its Circuit Malfunction |
| B1511 | H/L: Temperature Control Actuator (Position Sensor) and/or Its Circuit Malfunction |
| B1512 | H/L: Air Flow Control Actuator (Position Sensor) and/or Its Circuit Malfunction |
| B1513 | Temperature Control Actuator and/or Its Circuit Malfunction |
| B1514 | Air Flow Control Actuator and/or Its Circuit Malfunction |
| B1530 | H/L: Air Intake Control Actuator (Position Sensor) and/or Its Circuit Malfunction |
| B1531 | Air Intake Control Actuator and/or Its Circuit Malfunction |
| B1541 | Back-Up Power Supply Circuit Malfunction |
| B1546 | A/C Refrigerant Pressure Malfunction |
| B1556 | Crankshaft Position (CKP) Sensor and/or Its Circuit Malfunction |
| B1557 | Wheel Speed Sensor and/or Its Circuit Malfunction |
| B1561 | Engine Coolant Temperature Sensor and/or Its Circuit Malfunction |
| B1562 | Outside Air Temperature Sensor and/or Its Circuit Malfunction |
| B1563 | A/C Refrigerant Pressure Sensor and/or Its Circuit Malfunction |
| U0073 | Control Module Communication Bus Off |
| U0100 | Lost Communication with ECM |
| U0140 | Lost Communication with BCM |