I have replace both crank and cam position sensors,placed injectors, replaced spark plugs, and swap coils and I still have no fire to cylinder #4.
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2005 Nissan Altima Question: what would cause no fire to cylinder 4 to my nissan altima 2.5L engine?
poss computer issues do you have any other code than po304. you may need to seek diag on this
Answer #2pushrod July 28, 2012, 23:25Master
Have you checked for ignition fire with a spark tester hooked to the coil to see
that there is no spark? How much comperssion on #4? Injector pulse ok when
checked with noid light? Coil feed circuit&connector ok?