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1999 Audi A4, Ignition - Primary Waveform
Posted to the Waveform Library on 2/6/2003

This car came in missing with a code P0301. Cylinder number one coil had no spark output because the ignition coil output stage module (ignition module) did not relay the PCM command. Notice the difference in the top waveforms (PCM input to the coil output sta...

 

car Vehicle Data

1999 Audi A4 1.8L

VIN WAUBB28D9X
Engine1.8 L / 4 cyl / GAS
Trans5-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemIgnition
Component
ConditionKnown Good

car Vehicle Data

1999 Audi A4 1.8L

VIN WAUBB28D9X
Engine1.8 L / 4 cyl / GAS
Trans5-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemIgnition
Component
ConditionKnown Good