HVAC System - Automatic - Diagnostic Trouble Codes
HVAC SYSTEM - AUTOMATIC - DIAGNOSTIC TROUBLE CODES
| DTC | Description |
|---|---|
| DTC B0163, B0183, or B1405 | Passenger Compartment Temperature Sensor/Solar Load Sensor/Control Module Voltage Reference |
| 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 B0193 | Front Blower Motor Speed Circuit |
| DTC B0223, B0233, B023A, or B0408 | Recirculate Position Command 1/Air Flow Control Circuit/HVAC Actuators Supply Voltage/Main Temperature Control Corcuit |
| DTC B048D or B048E | Auxiliary Heater Temperature Command Circuit |
| DTC B3843 | Air Quality Sensor |
| DTC P0532 or P0533 | Refrigerant Pressure Sensor |
| DTC P0645, P0646, or P0647 | Compressor Clutch Relay |
| DTC P2519-P2521 | Compressor Clutch Relay |