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1993 Cadillac sts, MAP Sensor Waveform
Posted to the Waveform Library on 8/9/2000

One of the first clues to the problem was the O2 sensors dropping low, looking for other inputs that would also indicate a lean condition I found the MAP voltage dipping right after the start of an acceleration.

 

car Vehicle Data

1993 Cadillac sts 4.6L

Engine4.6 L / 8 cyl
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Bad

car Vehicle Data

1993 Cadillac sts 4.6L

Engine4.6 L / 8 cyl
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Bad