HVAC System - Automatic - Diagnostic Trouble Codes
HVAC SYSTEM - AUTOMATIC - DIAGNOSTIC TROUBLE CODES
| DTC | Description |
|---|---|
| DTC B0163 or B0183 | Solar Load Sensor/Passenger Compartment Temperature Sensor |
| DTC B0173, B0178, B0509, B0514, B0519, B051F, B3583 or B375A-B375C | Air Temperature Sensor Circuit |
| DTC B0193 | Front Blower Motor Speed Circuit |
| DTC B0208 | Rear Blower Motor Speed Circuit |
| DTC B0223, B0233, B023A, B0278, B0408, B0418, B0428 or B3531 | Air Flow Control/Temperature Control |
| DTC B040A | Passenger Compartment Air Freshener Control Circuit |
| DTC B042A, B042C, B042D or B374B | Temperature Control Circuit |
| DTC B0468, B046B or B046C | Auxiliary Heater Coolant Pump |
| DTC B048E | Auxiliary Heater System |
| DTC B1020 | Auxiliary Electronic Control Unit (ECU) Performance |
| DTC B269A, B269C or B269D | Heater Coolant Pump Control Circuit |
| DTC B3843 | Air Quality Sensor Circuit |
| DTC B3933 | A/C Evaporator Temperature Sensor Circuit |
| DTC B393B | Air Conditioning Compressor Valve Control Circuit |
| DTC P0532 or P0533 | Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit |
| DTC P0534 | Air Conditioning (A/C) Refrigerant Charge |
| DTC P0645, P0646 or P0647 | Air Conditioning (A/C) Compressor Clutch Relay Control Circuit |
| DTC P0D69-P0D7F | A/C Compressor |
| DTC P151C or P2516-P2518 | Air Conditioning (A/C) Refrigerant Low Side Pressure Sensor |
| DTC P154F | Electric A/C Compressor Motor Input Current - Positive Contactor State |
| DTC P156A-P156C | Air Conditioning (A/C) Pressure |
| DTC P15C6 or P15C8-P15CB | Electric A/C Compressor |
| DTC P1F0A-P1F0D | Electric A/C Compressor Motor |
| DTC P15C5, P2682, P2683, P26A5-P26A7, P26A9, P26AD or P26AE | Engine Coolant Bypass Valve |