HVAC System - Automatic - DTCS
HVAC SYSTEM - AUTOMATIC - DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC B0173 or B0178 | Upper/Lower Left Duct Air Temperature Sensor Circuit |
| DTC B018A, B048C, B048F, or B1395 | Windshield Temperature Sensor/Humidity Sensor Circuit |
| DTC B0193 | Front Blower Motor Speed Circuit |
| DTC B0223, B0233, B023A, or B0408 | Air Flow/Temperature Control |
| DTC B048E | Auxiliary Heater System Malfunction |
| DTC B3844 | Engine Coolant Circulation Pump Circuit |
| DTC P0532 or P0533 | Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit Low/High Voltage |
| DTC P0534 | Air Conditioning (A/C) Refrigerant Charge Low |
| 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 Not Plausible |
| DTC P156A, P156C | Air Conditioning (A/C) Pressure Too High when A/C Off, Too Low when A/C On |
| DTC P15C6 or P15C8, P15CB | Electric A/C Compressor |
| DTC P1F0A, P1F0D | A/C Compressor Motor, Electric A/C Compressor Control Module |