Technical Definition:
Air Conditioning (A/C) Clutch Relay Control Circuit
Trouble Code: P0645
Address: 0x0645
System: Powertrain
Subsystem: Computer and Auxiliary Output Circuits
Address: 0x0645
System: Powertrain
Subsystem: Computer and Auxiliary Output Circuits
Technical Description:
Possible Causes:
Possible Symptoms:
Air Conditioning Clutch Relay Circuit Malfunction
Possible Solutions:
OBD-II Trouble Code Type:
Diagnostic Step:
Tech Notes:
– Faulty Air Conditioning Clutch Relay
– Air Conditioning Clutch Relay harness is open or shorted
– Air Conditioning Clutch Relay circuit poor electrical connection