P0647 JEEP – High Voltage Detected At The AC Clutch Relay

P0647 JEEP Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P0647 JEEP Possible Causes

Faulty Air Conditioning Clutch Relay,Air Conditioning Clutch Relay harness is open or shorted,Air Conditioning Clutch Relay circuit poor electrical connection

P0647 JEEP 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.