Search Results for ‘misfire’

So I am on the road and the truck, 1997 D-90 with a 4.o, is running a bit crappy. Started acting like a misfire on the highway the other day and I am having trouble nailing it down. Would love some help before I have to head back home on Sunday for the 9 hour drive. Here is what I have done...

So I'm finally spending sometime and trying to track down why my truck misses one a cold start until I put a load on it. It will also blow some white smoke (unburnt diesel im assuming) while this misfire is happening. It doesnt Take much to make it go away.. Just a hundred feet or so down the...

Newbie here! Anyone know how to repair a cylinder 5 misfire? Trying to smog my car bbut have a check engine light on. Already replaced all O2 sensors and Temp Switch and now have a cylinder 5 misfire fault code. All help is appreciated.

Finally got a code reader. This is for a 2003 Discoe, Dweb is down so I can't search over there. Error code was for cylinder 7 misfire. I've had the service engine soon light on for a while, talked to LR and they said as long as it wasn't flashing I was fine. Got in the truck today and it...

Hoping for some sleuth help from other D90ers out there. My Check Engine light came on, took it to my mechanic and he said it reported an "ignition/engine misfire code" (nothing specific). Since I just had the heads re-done last year, he suggested that I first replace the plug wires since they...

truck runs great but the check engine light stays on a multiple misfire code keeps coming up

I am utterly confused about this one. I took the D90 up to paragon and was going through some water and after the water crossing maybe 30 seconds later it stalls. I check the distributor, spark plugs, intake and everything is dry. Then I try to start it and it cycles but it doesn't fire. After...

Guys…….i’ve been reading through the posts and am still a bit puzzled by what my truck is doing. 97 D90 SW w/115K. Accelerating from an idle to about 2,500 rpms I have a significant power loss / lag to the point where it almost feels like its gonna stall. If I stay on the gas it resumes...

Anybody have any suggestions. My Defender is running great. But, my 99 Series I Disco has a problem. Everytime I let off the gass at high speeds (65-70) the car starts to idle very rough. I put on the break and slow down. It begins to run fine and I am on my way. It is very intermitten. The...