Trooper LTD 4WD V6-3.5L (2002)
Compressor Clutch: Symptom Related Diagnostic Procedures
Symptom Table
Condition / Possible Cause
Caution: There are conditions which air conditioner system does not operate except trouble as follows.
1. The throttle is greater than 90%.
2. The ignition voltage is below 10.5 volts.