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1989 Isuzu Trooper LS, IC Circuit, Ignition - Primary Waveform
Posted to the Waveform Library on 6/3/2005

Capture was taken while cranking and no start. The yellow trace is IC signal. The green trace is coil primary. Both those captures were taken right at the power transistor.

 

car Vehicle Data

1989 Isuzu Trooper LS 2.6L

Engine2.6 L / 4 cyl / GAS
Trans4-speed AutomaticTransmission
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component,
ConditionKnown Bad

car Vehicle Data

1989 Isuzu Trooper LS 2.6L

Engine2.6 L / 4 cyl / GAS
Trans4-speed AutomaticTransmission
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component,
ConditionKnown Bad