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1997 Geo Prizm, ECM/Inputs/Outputs Waveform
Posted to the Waveform Library on 7/2/2018

Scope connected at injector ground, showing injector dropping out for one ignition event, causing "cut out" sensation under load. Only one injector shown, all 4 doing this at the same time.

 

car Vehicle Data

1997 Geo Prizm 1.6L

Engine1.6 L / 4 cyl / GAS
Trans5-speed StandardTransaxle
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Bad

car Vehicle Data

1997 Geo Prizm 1.6L

Engine1.6 L / 4 cyl / GAS
Trans5-speed StandardTransaxle
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Bad