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1990 Chevrolet Lumina, Ignition - Primary Waveform
Posted to the Waveform Library on 1/26/2005

Here iam checking the IC (EST) control wire at the ICM (control module) while cranking.

 

car Vehicle Data

1990 Chevrolet Lumina Euro 3.1L

Engine3.1 L / 6 cyl / GAS
Trans4-speed AutomaticTransaxle
DeliveryFuel Injection
SubsystemIgnition
Component
ConditionUnknown

car Vehicle Data

1990 Chevrolet Lumina Euro 3.1L

Engine3.1 L / 6 cyl / GAS
Trans4-speed AutomaticTransaxle
DeliveryFuel Injection
SubsystemIgnition
Component
ConditionUnknown