Climate Control System DTCS
PCM DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action to Take |
|---|---|---|
| P0532 | A/C Refrigerant Pressure Sensor A Circuit Low | GO to PINPOINT TEST A . |
| P0533 | A/C Refrigerant Pressure Sensor A Circuit High | GO to PINPOINT TEST A . |
| P0645 | Air Conditioning Clutch Relay (A/CCR) Control Circuit | GO to PINPOINT TEST B . |
| P1464 | A/C Demand Out Of Self Test Range | If the HVAC selector was not in the OFF position, place it in the OFF position, CLEAR the DTCs and REPEAT the self-test. If the DTC does not return, ignore the DTC and continue diagnostics. If the DTC returns, GO to PINPOINT TEST J . |
| All Other DTCs | - | REFER to INTRODUCTION - GASOLINE MODELS . |
INSTRUMENT CLUSTER (IC) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action to Take |
|---|---|---|
| B2175 | A/C Request Signal Circuit Short to Ground | GO to PINPOINT TEST J . |
| C1779 | Blower Switch Failure | CARRY OUT the BLOWER MOTOR SWITCH . If the switch tests OK, REPAIR circuit 31S-FA26 (BK/RD) for a short to ground. TEST the system for normal operation. |
| P1459 | A/C Recirculation Switch Out of Self Test Range | GO to PINPOINT TEST D . |
| All Other DTCs | - | REFER to the Master DTC Chart in MULTIFUNCTION ELECTRONIC MODULES . |
GENERIC ELECTRONIC MODULE (GEM) DTC CHART
| DTC | Description | Action to Take |
|---|---|---|
| B1262 | Servo Motor Defrost Circuit Failure | GO to PINPOINT TEST J . |
| B1858 | Climate Control A/C Pressure Switch Circuit Failure | GO to PINPOINT TEST G . |
| B294A | Air Conditioning Switch Short to Battery | GO to PINPOINT TEST G . |
| B2960 | Air Flow Recirculation Door Open Line Driver Circuit Failure | GO to PINPOINT TEST D . |
| B2961 | Air Flow Recirculation Door Close Line Driver Circuit Failure | GO to PINPOINT TEST D . |
| All Other DTCs | - | REFER to the Master DTC Chart in MULTIFUNCTION ELECTRONIC MODULES . |