P0645 OBD II Trouble Code A/C Clutch Relay Control Circuit

How to quickly diagnose and repair, and causes of a P0645 electrical code which indicates a detected malfunction within the A/C air conditioning clutch relay control circuit.

Symptoms of P0645 OBD II Trouble Code

Common Causes of P0645 OBD II Trouble Code

Severity of P0645 OBD II Trouble Code

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