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1999 Ford Windstar SE, ECM/Inputs/Outputs Waveform
Posted to the Waveform Library on 11/8/2001

Scope readings with IMRC commanded off. Top trace is command from PCM (PCM brings the voltage high to turn the valve off), bottom trace is the feedback voltage, correctly indicating that the valve is closed (feedback goes high with valve closed).

 

car Vehicle Data

1999 Ford Windstar SE 3.8L

VIN 2FMZA514XX
Engine3.8 L / 6 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
ComponentOther
ConditionKnown Good

car Vehicle Data

1999 Ford Windstar SE 3.8L

VIN 2FMZA514XX
Engine3.8 L / 6 cyl / GAS
Trans4-speed AutomaticTransaxle (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
ComponentOther
ConditionKnown Good