HVAC System - Automatic DTCS
HVAC SYSTEM - AUTOMATIC DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC B0163 | Passenger Compartment Temperature Sensor Circuit |
| DTC B0173, B0178, B0509, B0514 or B3933 | Duct Air Temperature Sensor, Air Conditioning Evaporator Temperature Sensor |
| DTC B018A, B048C, B048F, or B1395 | Windshield Temperature Sensor Circuit, Humidity Sensor, Control Module Voltage Reference Output Circuit |
| DTC B0183 | Solar Load Sensor Circuit |
| DTC B0223, B0228, B0233, B0408, B0413, B0418, B0423, B1395, or B374A | Recirculate Position, Air Flow Control Circuit, Temperature Control, Control Module Voltage Reference Output Circuit, Air Flow Control Feedback Circuit |
| DTC B393B | Air Conditioning Compressor Valve Control Circuit |
| DTC P0532 or P0533 | Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit Voltage |
| DTC P0645, P0646, or P0647 | Air Conditioning (A/C) Compressor Clutch Relay Control Circuit |