FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Low Pressure Too High & High Pressure Too Low


Test Results
1. No air visible in sight glass after 5-10 seconds.
2. Center vent nozzle temperature too high.

Cause
Internal leaks in compressor due to faulty valves.

Correction
1. Replace compressor.
2. Evacuate and refill A/C system.
3. Perform operational test.