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1991 Chevrolet S10 Blazer, Injector Waveform
Posted to the Waveform Library on 12/15/2001

Compaint was low power/miss under a load, I question why injector amps are not held? this image is the same even with a throttle snap. Poss bad ECM ground?

 

car Vehicle Data

1991 Chevrolet S10 Blazer Tahoe 4.3L

Engine4.3 L / 6 cyl / GAS
Trans4-speed AutomaticTransmission
DeliveryFuel Injection
SubsystemFuel Supply
Component
ConditionKnown Bad

car Vehicle Data

1991 Chevrolet S10 Blazer Tahoe 4.3L

Engine4.3 L / 6 cyl / GAS
Trans4-speed AutomaticTransmission
DeliveryFuel Injection
SubsystemFuel Supply
Component
ConditionKnown Bad