Mechanics

OLDSMOBILE CIERA ENGINE PROBLEM

1990 Oldsmobile Ciera

Engine Performance problem
1990 Oldsmobile Ciera 6 cyl Front Wheel Drive Automatic

I have a 1990 olds with a 3300 engine. It turns over but won't start. I have spark at the spark plug wire, I have fuel at the presure regulator, but no fuel going through the injectors. When I spray carb cleaner in the intake it runs while I spray
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Brian 59v
May 18, 2010.




One possibility is the ignition module? It is possible for the ignition module to see rpm signal, but the computer doesn't. If the computer doesn't see the rpm signal, no injector pulse. You could check for voltage and ground at the injector plug, use a noid lite. Any applicable trouble codes?

Tiny
Internetmechanic
May 18, 2010.


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