Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Jeep >> 2014 >> Compass Limited, AWD, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> 2.0L & 2.4L - DTCS P0622 To P2115 >> Diagnosis And Testing >> P0645-A/C Control Circuit/Open >> Possible Causes

Possible Causes

Possible Causes
(C27) A/C COMPRESSOR CONTROL CIRCUIT SHORTED TO VOLTAGE
(C27) A/C COMPRESSOR CONTROL CIRCUIT SHORTED TO GROUND
(C27) A/C COMPRESSOR CONTROL CIRCUIT OPEN OR HIGH RESISTANCE
(Z909) GROUND CIRCUIT OPEN OR HIGH RESISTANCE
A/C COMPRESSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .