Questions & Answers for: 1990 jeep wrangler yj 2

...1990 yj 4.2 inline 6, carbureated. fouled a plug a few weeks ago, was running rough so I changed the plugs and wires, it was the 2nd plug, all black and nasty.. ran great after that., now...its not ...

1990 jeep yj 2.5L idles over 2200 after engine warms up. I replaced the tsp and nothing changed. It may be a bad idle control valve. spray some brake cleaner or other fuel cleaning spray directly into

...1990 jeep wrangler s can't find a serial number and everything i have searched on the internet talks about a yj, tj, etc not an s model but the jeep dealer ran the vin # and said it was a (s) model? ...

rough running when warm I have a 1990 jeep yj 4 cyl. It runs great when it is cold and rough when it warms up. seems almost like a regular skip. Junk it *******

1990 Jeep YJ 6 cyc. Won't Start---No Spark From Coil 1990 6 cyc., 4 spd, carburated. Jeep won't start. Getting no ignition spark from plugs, distributer, or coil. Replaced coil and checked all fuses. ...

1990 YJ jeep. Need Diagram I recently bought a 1990 Jeep YJ Wrangler w/ 4.2L 6 cyl, 5spd. The factory throttle linkages are missing. Need diagram and where to buy new ones. Go to any scrapyard and you

...1990 jeep yj wrangler How do you adjust the caster, camber, and toe on a 1990 jeep yj wrangler ? caster is adjusted at the rear of the lower control arms. Camber is fixed and cannot be adjusted by ...

...1990 yj with the 4.2 my question for everyone is What transmission do i need ? bought this jeep as a project with no tranny Most 90 wranglers from 89 to 95 have an ax15 5 speed transmission in them. ...

...1990 Jeep Wrangler? inside the windshield frame, the wiper arm linkage splines onto a rotating arm on the wiper motor. The nut came off the wiper motor on my '93 YJ where the short arm (about 2") ...

1990 wrangler yj 2.5l is not firing on cylinders 3 and 4. I have checked timing, changed plugs, wires, and dist cap. Compression on all 4 cylinders is 125 to 130. It will backfire from time to time. I