2001 Ford Windstar 3.8L CKP vs CMP Known Good Waveforms

Automotive Owner California Posted   Latest  
Resource
ATG - Automotive Training Group
2001 Ford Windstar 3.8L (4) 4-spd (4F50N)
Crank
Cam
Known Good
Waveforms

Known Good CKP vs CMP Waveforms 2001 Ford Windstar 3.8 VIN 4 

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Matt Technical Support Specialist
Texas
Matt Default
 

Any idea what cylinder on the injector? Is it labeled and I'm blind?

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Automotive Owner
California
Automotive Default
 

I was much younger when I captured that and didn't label it, but it looks like it's injector #1. If the first ignition waveform is TDC on the compression stroke and the second one is TDC on the exhaust stroke, then injection is occurring halfway through the exhaust stroke (spraying at the back of the closed intake valve). That's about right. Ignition is certainly #1 (DIS, so it occurs every…

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