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View Full Version : no spark in cyl 3 on Sr20


iHeartTheTouge
05-21-2009, 12:32 PM
S13 SR in a S13, lets get that out of the way.

I developed this problem out of the blue. There is no spark in cylinder 3 but 1, 2, and 4 do have spark. I've checked my wiring several times just to be sure its correct, and it is. I've tried my friends ignitor with no results. Tried his coilpack with no results. Pulled the ecu and looked for anything that burned, etc, and did not find anything.
An odd thing that did occur while the car was sitting, the ecu set itself in limp mode or whatever. Had to turn a knob or something in the ecu to get it to fire up again. This no spark issue has had me confused since september! Not sure what else to check.

any ideas would be greatly appreciated, thanks.