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1988 MJ Pioneer-what wiring is there already? AC?


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Hey guys, this is my first tech post on here, hopefully some of you guys have dealt with this same thing. My Comanche Pioneer doesn't have two things I want...AC and Cruise. I can easily get my hands on the combo AC/Heat controls, compressor, drier, lines, evaporator and condenser. I have already changed the heater core on my XJ so I know what pulling the heater box out entails...it's really not too bad and my MJs core is clogged anyway. What wiring will need to be added for AC though? Are partial harnesses there for the clutch 12v and such? Also for cruise...will there be a partial harness there? If anyone knows please fill me in.

Thanks so much,

Collin

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FWIW, on my non-AC 2.5 there seems to be a pigtail connector for the AC coming out of the wire loom in about the spot where you think it would be. It's an orange wire with a factory bullet-type connector end. I tried to trace it to see if it came out around the relay center area, but lost the end of it somewhere in the middle of that rat's nest of wires.

 

I'm piecing together the parts to add a factory Sanden compressor to mine for OBA, and was looking for existing wiring possibly there to use.

 

Jeff

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FWIW, on my non-AC 2.5 there seems to be a pigtail connector for the AC coming out of the wire loom in about the spot where you think it would be. It's an orange wire with a factory bullet-type connector end. I tried to trace it to see if it came out around the relay center area, but lost the end of it somewhere in the middle of that rat's nest of wires.

 

I'm piecing together the parts to add a factory Sanden compressor to mine for OBA, and was looking for existing wiring possibly there to use.

 

Jeff

Awesome, hopefully there is on mine too. That does sound like the compressor clutch 12v to me. I wonder if the low pressure switch wires are there too. That'd be awesome if I didn't have to make new wires.

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