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Home >> Jeep >> 2021 >> Cherokee High Altitude, Automatic T/Case Control >> Repair and Diagnosis >> Engine Performance >> System >> 2.0L - DTCS P0610 To P1524 >> DTC Troubleshooting >> P0645-A/C Control Circuit/Open >> Possible Causes

Possible Causes

Possible Causes
A/C COMPRESSOR CONTROL CIRCUIT SHORTED TO VOLTAGE
A/C COMPRESSOR CONTROL CIRCUIT SHORTED TO GROUND
A/C COMPRESSOR CONTROL CIRCUIT OPEN OR HIGH RESISTANCE
POWER DISTRIBUTION CENTER (PDC)
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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