HVAC System - Automatic - DTCS
HVAC SYSTEM - AUTOMATIC - DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC B0163 | Passenger Compartment Temperature Sensor Circuit |
| DTC B0173 or B0178 | Upper Left Duct Air Temperature Sensor Circuit/Lower Left Duct Air Temperature Sensor Circuit |
| DTC B018A, B048C, B048F, or B1395 | Windshield Temperature Sensor Circuit/Humidity Sensor Humidity Circuit/Humidity Sensor Temperature Circuit/Control Module Voltage Reference Output Circuit Voltage |
| DTC B0183 | Solar Load Sensor Circuit |
| DTC B0193 | Front Blower Motor Speed Circuit |
| DTC B0223, B0233, B023A, or B0408 | Recirculate Position Command 1 Circuit/Air Flow Control Circuit/HVAC Actuators Supply Voltage/Main Temperature Control Circuit |
| DTC B048E | Auxiliary Heater System |
| DTC B3844 | Engine Coolant Circulation Pump Circuit |
| DTC P0531, P0532, or P0533 | Air Conditioning (A/C) Refrigerant Pressure Sensor |
| DTC P0534 | Air Conditioning (A/C) Refrigerant Charge Low |
| DTC P0D69, P0D7F | A/C Compressor Motor Voltage Sensor/Electric A/C Compressor Control Module Internal Temperature Sensor/Electric A/C Compressor Control Module Output Driver Temperature Sensor |
| 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 Not Plausible |
| DTC P156A, P156C | Air Conditioning (A/C) Pressure Too High when A/C Off/Air Conditioning (A/C) Pressure Too Low when A/C On |
| DTC P15C6 or P15C8, P15CB | Electric A/C Compressor Speed Request Signal Message Counter Incorrect/Electric A/C Compressor Data Message Counter Incorrect/Electric A/C Compressor Status Message Counter Incorrect/Electric A/C Compressor Sensors Signal Message Counter Incorrect/Electric A/C Compressor Sensors Status Message Counter Incorrect |
| DTC P1F0A, P1F0D | A/C Compressor Motor Speed Performance/A/C Compressor Motor Start-Up Current Performance/Electric A/C Compressor Control Module A/C Compressor Motor Current Feedback Circuit Voltage |
| DTC P15C5, P2682, P2683, P26A5, P26A7, P26A9, P26AD, or P26AE | Engine Coolant Bypass Valve Position Sensor/Engine Coolant Bypass Valve Control Circuits |