PCM DTC Chart
WARNING: This page is about a different car, the 2008 Mercury Milan, 2008 Lincoln MKZ, and 2008 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
PCM DTC CHART
| 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 . |
| P0537 | A/C Evaporator Temperature Sensor Low | Go to Pinpoint Test B . |
| P0538 | A/C Evaporator Temperature Sensor High | Go to Pinpoint Test B . |
| P0645 | Air Conditioning Clutch Relay (A/CCR) Control Circuit | Go to Pinpoint Test C . |
| 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 O . a |
| All Other DTCs | - | REFER to the Introduction - Gasoline Engines article. |
a PCM DTC P1464 will set if the function selector is in PANEL with A/C button pressed, DEFROST or MAX A/C mode when the on-demand self-test is being run.