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1996 Kia Sephia GS, ECM/Inputs/Outputs Waveform
Posted to the Waveform Library on 4/20/2015

Another trace showing interference from the coil firing. You can see the rise in the REF voltage and the MAF signal wire as the coil charges and the drop after it fires. The flunctuation in REF is causing inteference on all the other sensor signals too. Obviou...

 

car Vehicle Data

1996 Kia Sephia GS 1.8L

Engine1.8 L / 4 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component,
ConditionUnknown

car Vehicle Data

1996 Kia Sephia GS 1.8L

Engine1.8 L / 4 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component,
ConditionUnknown