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Old Jul 17, 2006 | 08:52 AM
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headaix
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Originally Posted by headaix
edro - the EXACT SAME THING happened to me a week ago. something ripped the RF wheel well plastic out and the harness sat on top of the tire for 20 miles, wearing off the plastic on the wires.

while i was driving the wires started shorting. no fuses blew though. the a/c would not turn off, even with the switch, so it was obviously shorting via the wires. the wires did not seem to break. when i got home, i taped them and suspended the group back in position.

now the a/c isn't working. does something very strange. doesn't work at all except for twice when i came to a stoplight. then i heard the compressor kick in and start cooling. but only for about 30 seconds. then it kicks off.

why would stopping trigger it? my first guess is a break in the wiring, that remakes contact somehow slightly when i stop.

anyone know how the a/c works? what i mean is that i assume the a/c switch on the dash triggers a relay somewhere. and the compressor must be regulated by temp or pressure. there's a solenoid that kicks the compressor in and out.

my second guess is the relay / solenoid is flaky due to being shorted, probably in and out continuously for the 20 minute drive.
i found the shop manual online and started looking through the troubleshooting diagrams. looks like i missed some interior fuses and relays. so i'll check those first. sounds like it might be the compressor relay or possibly a fuse. will advise if i solve it.
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