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1995 Pontiac Grand Am, IC Circuit, Ignition - Primary Waveform
Posted to the Waveform Library on 7/17/2001

Here is a good example of the PCM ignition control signal to the ICM and the primary current response.

 

car Vehicle Data

1995 Pontiac Grand Am SE 2.3L

Engine2.3 L / 4 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemIgnition
Component,
ConditionKnown Good

car Vehicle Data

1995 Pontiac Grand Am SE 2.3L

Engine2.3 L / 4 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemIgnition
Component,
ConditionKnown Good