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Home >> Dodge and Ram >> 2021 >> Durango SRT >> Repair and Diagnosis >> Engine Performance >> System >> 6.4L - DTCS P0521 To P1573 >> DTC Troubleshooting >> P0645-A/C Control Circuit/Open >> Set Condition

Set Condition

An open or shorted condition is detected in the A/C Clutch Relay control circuit. One Trip Fault. Three good trips to turn off the MIL.

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