1992 240sx w/ blacktop s13 sr20det...cylinder 3 misfire

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silviawannabe
Posts: 6
Joined: Wed Mar 01, 2006 7:31 am
Car: 92 240sx coupe, silvia conversion, sr20det

Post

ok, heres the problem....cylinder 3 misfire...

step one: replaced spark plug, needed one anyways result: still have cylinder 3 misfire

step two: checked fuel injector by ohming it result: 11 ohms which is good

step three: listened for fuel injector clicking w/ stethescope result: could here the clicking so i know the fuel injector is working

step four: checked for spark at cylinder three result: no spark

step five: swapped cylinder 3 coil pack w/ known good coil pack result: still have cylinder 3 misfire

step six: swapped coil wiring harness w/ known good harness result: still have cylinder 3 misfire!

step seven: ohmed the original cylinder 3 coil pack just for ****s result: 122 ohm, which means that there is continuity

so after covering all my bases, i still have a cylinder 3 misfire....what else can i do?! have i missed something?


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