A/C compressor will run for a short time after cold startup then shut off. Do not see a square wave on terminal 3 (yellow/red wire)of pressure sensor. Have replaced the pressure sensor but still have the same problem. Have tested all circuits of pressure senso...

FIX posted 7/26/2011

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle