greiswig
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Combined short and long term fuel trim looks consistently positive at all RPMs tested, so it's running somewhat lean. Both banks are... -
greiswig replied to the thread Persistent misfire under load only.OK, here is the test, run with no load on the engine. You can see I futzed around trying to get it closer to 1500RPM before just leaving...
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I just do my best to hold the accelerator steady for long enough to see the fuel trims get steady then keep it there for maybe 4-5...
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greiswig replied to the thread Persistent misfire under load only.@jlglr4 are there any recommendations for how many seconds at each step (idle, 1500, 3000) to maintain for this test?
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greiswig replied to the thread Persistent misfire under load only.Thank you, @Rover Range for explaining that part. I assume, then, that the computer doesn’t care what is causing the misfire? @jlglr4...
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Are you still getting misfire code/live data only in one cylinder? I was thinking the misfire was causing the fuel trim code, but...
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When you have a misfire, the PCM cuts off the injector to that cylinder. So no raw fuel is going into the cat convertor. When you...
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greiswig replied to the thread Persistent misfire under load only.One more piece of data from this, which I hope might point someone to what might be at the heart of this: this morning, when I was able...
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greiswig replied to the thread Where is this supposed to be bolted? (Part #EH22-13N850-FC).I always appreciate your detailed insights, @Rover Range.
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greiswig reacted to Rover Range's post in the thread Where is this supposed to be bolted? (Part #EH22-13N850-FC) with
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There's a plastic wiring tray that runs across the bottom of the windshield cowl. The eyelet end attaches to a stud on the left side of... -
Could be a faulty injector.
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greiswig replied to the thread Where is this supposed to be bolted? (Part #EH22-13N850-FC).Back of manifold! That was my guess, based on where it was and the hole diameter. Many thanks!
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This appears to be one end of a grounding wire, looking for a place to call home. Not sure when it would have been disconnected, and I...
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greiswig replied to the thread Persistent misfire under load only.I'd be interested in seeing your evidence for this. It was my understanding that the GAP tool was developed with some input from LR, and...
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On a side note, I noticed that if there is a vac leak of any kind on a valve cover, like a faulty PCV valve, broken hose, or...
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