HVAC System - Manual - Diagnostic Trouble Codes
HVAC SYSTEM - MANUAL - DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B018A, B048C, B048F, or B1395 | DTC B0173 02 Upper Left Duct Air Temperature Sensor Circuit Short to Ground DTC B0173 05 Upper Left Duct Air Temperature Sensor Circuit High Voltage/Open DTC B0178 02 Lower Left Duct Air Temperature Sensor Circuit Short to Ground DTC B0178 05 Lower Left Duct Air Temperature Sensor Circuit High Voltage/Open DTC B3933 02 Air Conditioning Evaporator Temperature Sensor Circuit Short to Ground DTC B3933 05 Air Conditioning Evaporator Temperature Sensor Circuit High Voltage/Open |
| DTC B0193 | DTC B0193 01 Front Blower Motor Speed Circuit Short to Battery DTC B0193 06 Front Blower Motor Speed Circuit Low Voltage/Open |
| DTC B0228, B0413, B1395, or B374A | DTC B0228 02 Left Recirculate Position Feedback Circuit Short to Ground DTC B0228 05 Left Recirculate Position Feedback Circuit High Voltage/Open DTC B0413 02 Main Temperature Control Feedback Circuit Short to Ground DTC B0413 05 Main Temperature Control Feedback Circuit High Voltage/Open DTC B1395 03 Control Module Voltage Reference Output Circuit Low Voltage DTC B1395 07 Control Module Voltage Reference Output Circuit High Voltage DTC B374A 02 Air Flow Control Feedback Circuit Short to Ground DTC B374A 05 Air Flow Control Feedback Circuit High Voltage/Open |
| DTC B3933 | DTC B3933 02 Air Conditioning Evaporator Temperature Sensor Circuit Short to Ground DTC B3933 05 Air Conditioning Evaporator Temperature Sensor Circuit High Voltage/Open |
| DTC B393B | DTC B393B 04 Air Conditioning Compressor Valve Control Circuit Open DTC B393B 0B Air Conditioning Compressor Valve Control Circuit High Current |
| DTC P0532 or P0533 | DTC P0532 00 Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit Low Voltage DTC P0533 00 Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit High Voltage |
| DTC P0645 | DTC P0645 Air Conditioning (A/C) Compressor Clutch Relay Control Circuit |