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1992 Ford Aerostar, MAF Waveform
Posted to the Waveform Library on 3/1/2000

This appears to be a bad MAF, snap accel voltage low. Van has a rough idle most of the time after a hot soak of 5-10 minutes. This idle becomes fine as soon as owner beings to drive out of parking lot. I wonder if the MAF is affecting the infered BARO and have...

 

car Vehicle Data

1992 Ford Aerostar 4.0L

VIN 1FMDA31X5N
Engine4.0 L / 6 cyl
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Bad

References

TECH: Ford MAF

car Vehicle Data

1992 Ford Aerostar 4.0L

VIN 1FMDA31X5N
Engine4.0 L / 6 cyl
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Bad

References

TECH: Ford MAF