2002 Nissan Altima Q&A
2002 Nissan Altima Question: Starting rough.
crank sensor is common failure for hard starting. did you check the coils??? a real diag would have pinned down your problem. you may have damaged the cat conveter with the engine missfires. Roy - mastertech6371
The camshaft driven distributor can leak oil and cause a malfunction of the crankshaft position sensor. The engine may crank but not start or run very poorly.
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My vehicle has been having rough or brief "no start" conditions the last few weeks. There are times when it will start up right away normally, other times when it will hesitate then start then ther...
I've replaced recently the catalytic converter, spark plugs, coil #2, and did a fuel injection. No one can seem to find the problems. Any help would be great.
It just started running rough. #4 plug was real black and gummy when I replaced it. Every so often there is blow by smoke when he starts the car. if I unplug any of the coils the engine nearly shut...