HVAC System - Automatic - Diagnostic Trouble Codes
HVAC SYSTEM - AUTOMATIC - DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B0163 | Passenger Compartment Temperature Sensor |
| DTC B0173, B0178 or B3933 | Left Duct Air Temperature Sensor/Evaporator Temperature Circuit |
| DTC B018A, B048C, B048F or B1395 | Windshield Temperature Sensor/Humidity Sensor/Control Module Voltage Reference |
| DTC B0183 | Solar Load Sensor |
| DTC B0193 | Front Blower Motor Speed Circuit |
| DTC B0223, B0233, B023A or B0408 | Recirculate Position Command Circuit/Air Flow Control Circuit/HVAC Actuators/Main Temperature Control Circuit |
| DTC B0468, B046B or B046C | Auxiliary Heater Coolant Pump |
| DTC B046A | Auxiliary Heater Coolant Pump Temperature Circuit |
| DTC P0071 | P0073: Ambient Air Temperature Sensor |
| 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/Electric A/C Compressor Control Module Temperature Sensor/A/C Compressor Motor Phase Current |
| DTC P0AF8 | Hybrid System Voltage |
| DTC P151C or P2516 | P2518: Air Conditioning (A/C) Refrigerant Low Side Pressure Sensor |
| DTC P1ECA or P1EC9 | A/C Compressor Motor Instantaneous High Voltage/Current |
| DTC P1F0A | P1F0D: A/C Compressor Motor Speed/A/C Compressor Motor Current |
| DTC P15C5, P2681, P26A3, P26A5 | P26A7 or P26A9: Engine Coolant Bypass Valve |