Recent content by XJ Monkey

Is this problem solved? Maybe I don't know what I'm talking about, but I don't think a normal good battery magically recovers from 9v back to 12v just by sitting. After all you have been through at this point, I would just try a new battery.

UPDATE: Engine fixed I checked compression, all cylinders close to 150 psi. I ran the engine straight from a can of carburetor cleaner connected to the fuel rail with a homemade adapter as per YouTube videos. Did not help. I pulled all the injectors and noticed #6 had tan...

Interesting. As I recall, some of the injectors had a metallic click, some of them were muffled to a degree, and #6 was somewhere in between. Could be more than one injector is clogged to an extent. I'll probably have to pull the fuel rail and injectors out and see how well they squirt, as...

I pulled the plug wire off of #6 to insert a spare plug and make sure I had spark. I pulled out spark plug #6 and #3 to compare. #3 was black, not very tan like it should be, but #6 was quite a bit worse, although not horrible, I still think it would fire. The Jeep sits a lot and does not get...

1989 Cherokee 4.0, 200K miles Just started running rough one day, like running on 5 cylinders. I pulled off the fuel injector plugs one at a time, and all resulted in worse running except cylinder #6, which gave no change in performance. I used a stethoscope at each fuel injector to find...