A/C Wiring

95Beast

New Member
Jul 28, 2009
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Charlotte, NC
Im new to these forums but I did do some searching but came up short so if I missed something sorry. My AC has stopped working and it is due to a electical problem. There is no power coming from the fuse box to the compressor which I have not really dug into yet but I do know it is not the fuse. So I was just curious if anyone had a AC wiring harness they would sell or a diagram of the wiring for it. 1995 5.0 Cobra
 
Power goes through the fusebox, to the HVAC controls, to the LPCS, the WOT relay and the clutch. I would start tracing the circuit till you find where power is missing. If you're low on refrigerant, power will go into the LPCS but won't leave it.
 
If you've verified your charge is sufficient, pull the plug off of the low pressure sensor on the accumulator and put some sort of jumper between the wires on the harness. If your AC turns on, but didn't prior to that, the LPCS needs replaced.