HVAC System - Automatic - Diagnostic Trouble Codes
HVAC SYSTEM - AUTOMATIC - DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B0158 or B0163 | DTC B0158 03 Outside Air Temperature Sensor Voltage Below Threshold DTC B0158 07 Outside Air Temperature Sensor Voltage Above Threshold DTC B0163 06 Passenger Compartment Temp Sensor Circuit Short to Ground or Open |
| DTC B0183 or B0188 | DTC B0183 06 Solar Load Sensor 1 Circuit Short to Ground or Open DTC B0188 06 Solar Load Sensor 2 Circuit Short to Ground or Open |
| DTC B0248, B0268, B0408, B0413, B0418, B0423, B3761, or B3773 | DTC B0248 61 Air Flow Control 3 Circuit Actuator Stuck DTC B0268 61 Air Flow Control 7 Circuit Actuator Stuck DTC B0408 61 Temperature Control 1 Circuit Actuator Stuck DTC B0413 06 Temperature Control 1 Feedback Circuit Short to Ground or Open DTC B0418 61 Temperature Control 2 Circuit Actuator Stuck DTC B0423 06 Temperature Control 2 Feedback Circuit Short to Ground or Open DTC B3761 06 Air Flow Control 3 Feedback Circuit Short to Ground or Open DTC B3773 06 Air Flow Control 7 Feedback Circuit Short to Ground or Open |
| DTC B3843 | DTC B3843 02 Outside Air Quality Sensor Circuit Short to Ground DTC B3843 05 Outside Air Quality Sensor Circuit High Voltage/Open DTC B3843 08 Outside Air Quality Sensor Circuit Performance - Signal Invalid |
| DTC B3933 | DTC B3933 06 Evaporator Air Temperature Sensor Short to Ground or Open |
| DTC P0532 or P0533 | DTC P0532 Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit DTC P0533 Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit Low Voltage |
| DTC P0645, P0646, or P0647 | DTC P0645 Air Conditioning (A/C) Clutch Relay Control Circuit DTC P0646 Air Conditioning (A/C) Clutch Relay Control Circuit Low Voltage DTC P0647 Air Conditioning (A/C) Clutch Relay Control Circuit High Voltage |