2001 Ford Windstar 3.8L CKP vs CMP Known Good Waveforms
Known Good CKP vs CMP Waveforms 2001 Ford Windstar 3.8 VIN 4
Any idea what cylinder on the injector? Is it labeled and I'm blind?
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…