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1989 Chevrolet S10, Ignition Waveform
Posted to the Waveform Library on 11/24/2013

blue is pick-up at plug wire, red is pick-up at coil, and green is reference from module to ecm (purple/white wire)

 

car Vehicle Data

1989 Chevrolet S10 2.5L

Engine2.5 L / 4 cyl / GAS
Trans4-speed AutomaticTransmission
DeliveryFuel Injection
SubsystemIgnition
Component,
ConditionKnown Bad

car Vehicle Data

1989 Chevrolet S10 2.5L

Engine2.5 L / 4 cyl / GAS
Trans4-speed AutomaticTransmission
DeliveryFuel Injection
SubsystemIgnition
Component,
ConditionKnown Bad