HVAC System - Automatic - Diagnostic Trouble Codes
HVAC SYSTEM - AUTOMATIC - DIAGNOSTIC TROUBLE CODES
| DTC | Description |
|---|---|
| DTC B0163 | Passenger Compartment Temperature Sensor |
| DTC B0173, B0178, or B3933 | Duct Air Temperature Sensor/Evaporator Temperature Sensor |
| 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 1/Air Flow Control/Main Temperature Control |
| DTC B0468, B046B, or B046C | Auxiliary Heater Coolant Pump |
| DTC B046A | Auxiliary Heater Coolant Pump Temperature |
| 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 P0536-P0538 or P153B | Air Conditioning (A/C) Evaporator Temperature Sensor |
| DTC P0D69-P0D7F | A/C Compressor Motor/A/C Compressor Motor Phase U |
| 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 | Compressor Motor Speed/ Compressor Motor Start-Up Current/Compressor Motor Current Feedback Circuit |
| DTC P15C5, P2681, P26A3, P26A5-P26A7, or P26A9 | Engine Coolant Bypass Valve |