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1995 sidekick ac
#2
well there are many things that shut the clutch off, not just 1, you hotwired it proved the clutch is not bad ONLY.

the AC fuses,
The hi/low limit switch tripped, ( too much coolant, too little, R134) and it trips and there will be no AC at all.
The AMP logic modules purpose is to stop damage, to the compressor,and so is the hi/low swithc.
The amp shuts off the clutch, for too hot engine, wide open throttle, cranking and any engine overload.
The AMP also shuts it off for evaporator core ICE UP.
That dye seen , hints that there is some huge leak....
see your 95 schematic here.
http://www.fixkick.com/air-conditioning.html

see the amp pins, all arrow pointing to the left there, are all things that can shut off the clutch
and the RED wire fuse.
F12 fuse

or with a voltmeter. AC on.
the relays 4 pins.
red 15vdc, if not fuse blown.
blue-black 15v. (14.7 is common) (this pin fails if either pin below fails)
yellow 15v, if 0 the hi.low is tripped or 12vdc fuse blown
if pink is 0v then clutch energizes. (amp at 12vdc here is amp sees problems, meter to each pin on amp tells you which it is.




and the hi/low pins yellow at 15v. 15 running is alternator output, normal. (0v means hi/low tripped, if you over change the system it will trip and make less cold air)

keep in mind, if the AMP is bypassed you can kiss off the compressor. That amp is the guardian angel to it.

in all cases, (sure see why relay is off) but we make sure the system is not leaking then make sure charged correctly and not overcharged.
http://www.fixkick.com
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Messages In This Thread
1995 sidekick ac - by desparado - 10-11-2018, 03:05 AM
RE: 1995 sidekick ac - by fixkick - 10-11-2018, 03:46 AM
RE: 1995 sidekick ac - by desparado - 10-12-2018, 03:40 AM
RE: 1995 sidekick ac - by fixkick - 10-12-2018, 04:58 AM
RE: 1995 sidekick ac - by desparado - 10-13-2018, 04:18 AM
RE: 1995 sidekick ac - by fixkick - 10-13-2018, 04:29 AM

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