Well I have an update on my situation. I flashed the codes today and I got a code 22 wich means the throttle position sensor. The manual said to disconect the TPS and jump two wires from there and start the car. If I got code 21 then it's deffinatly the TPS, otherwise it would be the ECU or a wiring...

I never forget to feed my team of dogs and beleive me there's no sweet talking this little Isuzu, she's an old girl and she's been rode hard and put away wet. You have to talk dirty to her. So I changed the plugs, wires, cap, rotor and fuel filter. I figured I would start with the basic tune up stuf...

Thanks for the tips, I am going thru the list of possibilities slowly. Tomorow I'm changing cap, rotor, fuel filter, air filter and ignition moduel as well as cleaning the throttle body. I was just throwing my problem out there to get some ideas about what it could be. I am leaning towards a fuel pr...

Hey guys I hope you can help me out. I have a 87 Isuzu I-mark with the 1.5l turbo. The problem I am having is that it drives fine when cold but when it warms up it has some sriouse hesitation. It runs fine until 3000 RPM's then it dies until the revs bottom out. It will drive normally under load wit...