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1991 Jeep Comanche, Ignition Waveform
Posted to the Waveform Library on 12/29/2015

Ignition primary current (blue), ASD relay voltage at coil positive (red), Ignition primary voltage at coil negative (blue), and Ignition secondary voltage (yellow). Note that during testing one plug wire came unplugged, causing the one unusual secondary / pri...

 

car Vehicle Data

1991 Jeep Comanche 4.0L

Engine4.0 L / 6 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemIgnition
Component,
ConditionUnknown

car Vehicle Data

1991 Jeep Comanche 4.0L

Engine4.0 L / 6 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemIgnition
Component,
ConditionUnknown