Diesel Data: Automotive Repair

A/C Compressor Clutch Cycles Rapidly On And Off (Without Climate Control)




The A/C compressor clutch cycles rapidly on and off

Probable cause: A/C system is very low on refrigerant, indicating a possible leak

Do the Refrigerant Leak Check A/C Refrigerant Leak Check, and repair any leaks. Replace the receiver/dryer Service and Repair, then recharge the system to specifications A/C System Charging

Also check for

HVAC DTCs How To Troubleshoot The Heating And A/C Systems (Without Climate Control)

Also check for

If there is no leak and the refrigerant level is normal, do the A/C compressor clutch circuit troubleshooting A/C Compressor Clutch Circuit Troubleshooting, and look for an intermittent problem.

Also check for

Low idle

Also check for

ECT