1990 Wrangler wiring

Huntman

Well-Known Member
Joined
Dec 17, 2007
Location
Pittsboro, NC
Looking for a wiring diagram for a 90 wrangler that has a 4.2. Bought the jeep and all the wiring was undone so i need to know what wires hook to what sensors so i can get my gauges working. Thanks in advance.
 
Google search. I found tons of wrangler wiring diagrams when I swapped a TBI 350 into my 89 YJ.

I also have the haynes manual which helped too. There were really only a few wires that need attention for Amps, Oil, Fuel, Temp, Tach, etc...

Sucks when you inherit someone elses mess. Good luck!
 
wiring.gif

Straight from alldata.
Looks to be pretty simple to me, hope this helps.
 
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