DTC Chart: PCM
WARNING: This page is about a different car, the 2015 Lincoln MKC. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostics in this service information assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods
NOTE:
Some PCM Diagnostic Trouble Codes (DTCs) may inhibit A/C operation. If any PCM Diagnostic Trouble Codes (DTCs) are retrieved, diagnose those first. Refer to the DTC Chart: PCM.
PCM DTC Chart
| DTC | Description | Action |
|---|---|---|
| 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 | A/C Clutch Relay Control Circuit | GO to Pinpoint Test B |
| P06A0 | Variable A/C Compressor 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 Diagnostic Trouble Codes (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 L |
| P193E | A/C Clutch Request Signal | GO to Pinpoint Test R |
| All Other PCM Diagnostic Trouble Codes (DTCs) | - | REFER to: Electronic Engine Controls REFER to: Electronic Engine Controls |