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DTC Chart: Powertrain Control Module (PCM)

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .

Powertrain Control Module (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 R 
P1464 A/C Demand Out Of Self Test Range If the HVAC selector was not powered off, POWER the HVAC off, CLEAR the Diagnostic Trouble Codes (DTCs) and REPEAT the self-test. If the DTC returns, GO to Pinpoint Test H 
P193E A/C Clutch Request Signal GO to Pinpoint Test S 
All Other PCM Diagnostic Trouble Codes (DTCs) - For 2.3L PCM DTC Chart, REFER to: ELECTRONIC ENGINE CONTROLS - 2.3L ECOBOOST (231KW/314PS) .
For 3.7L PCM DTC Chart, REFER to: ELECTRONIC ENGINE CONTROLS - 3.7L DURATEC (227KW/301PS) .
For 5.0L PCM DTC Chart, REFER to: ELECTRONIC ENGINE CONTROLS - 5.0L 32V TI-VCT/5.0L TI-VCT V8 (308KW/418PS) .