HVAC System - Automatic - Diagnostic Trouble Codes
HVAC SYSTEM - AUTOMATIC - DIAGNOSTIC TROUBLE CODES
| DTC | Description |
|---|---|
| DTC B0163 or B0183 | Passenger Compartment Temperature Sensor/Solar Load Sensor |
| DTC B0173, B0178, B0509, B0514, B0519, B3583, or B3933 | Air Temperature Sensor |
| DTC B018A, B048C, B048F, or B1395 | Windshield Temperature Sensor/Humidity Sensor/Control Module Voltage Reference Output |
| DTC B0193 | Front Blower Motor Speed |
| DTC B0208 | Rear Blower Motor Speed |
| DTC B0223, B022A, B0233, B023A, B0408, B0418, B0428, or B3531 | Recirculate Position Command/ HVAC Actuators Supply Voltage/Temperature Control/Air Flow Control |
| DTC B1020 | Auxiliary Electronic Control Unit (ECU) Performance |
| DTC B269A, B269C, or B269D | Heater Coolant Pump Control |
| DTC B393B | Air Conditioning Compressor Valve Control Circuit |
| DTC P0532 or P0533 | Air Conditioning (A/C) Refrigerant Pressure Sensor |
| DTC P0645, P0646, or P0647 | Air Conditioning (A/C) Compressor |