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Engine-Codes.com | All About OBDII Engine Codes

P0645 Dodge

P0645 Dodge - Air Conditioning Clutch Relay Circuit Malfunction

P0645 Dodge Comments |  Add Comment
Possible causes
- Faulty Air Conditioning Clutch Relay
- Air Conditioning Clutch Relay harness is open or shorted
- Air Conditioning Clutch Relay circuit poor electrical connection
Help with Possible causes What does this mean?
When is the code detected?
The P0645 code is stored if an open or short exists in A/C clutch relay control circuit.
Possible symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P0645 Dodge Description

A/C clutch relay may also be referred to as A/C compressor clutch relay. A/C clutch relay circuit is monitored when ignition is on and battery voltage is greater than 10.4 volts.

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