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1989 Chevrolet Celebrity, Injector Waveform
Posted to the Waveform Library on 6/15/1999

This capture is the fuel injector pulse. This was taken with a 10:1 multiplier and a high current probe at the ECM fuse. Man is that ugly! Notice the sharp and dramatic rise in current. This vehicle had a cranks but won't start complaint. Notice also that this...

 

car Vehicle Data

1989 Chevrolet Celebrity 2.8L

Engine2.8 L / 6 cyl
SubsystemFuel Supply
Component
ConditionKnown Bad

car Vehicle Data

1989 Chevrolet Celebrity 2.8L

Engine2.8 L / 6 cyl
SubsystemFuel Supply
Component
ConditionKnown Bad