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Test F: The Air Conditioning (A/C) Is Always On

PINPOINT TEST F: THE AIR CONDITIONING (A/C) IS ALWAYS ON


F1-F4:






F5:






Normal Operation
Under normal operation, the A/C system is activated when the function selector switch is in the NORMAL A/C, MAX A/C, FLOOR/VENT, MIX or DEFROST modes. The PCM controls the cycling of the A/C compressor clutch.

Possible Causes
- Circuit 348 (VT) short to voltage
- Circuit 1398 (PK/WH) short to voltage
- Circuit 3053 (YE/LG) short to voltage
- Circuit 321 (GY/WH) short to voltage
- A/C compressor clutch relay
- Function selector switch
- A/C compressor clutch air gap incorrect