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Re: 93 3800 square wave ckp dropping to 2.5v
Posted to Technical Discussion Forum on 6/25/2015

Galen, according to the schematic diagram the ICM supplies power (10 volts) to the cam and crank sensors.

Look at diagram 2. Why the heck doesn't the green trace fall to ZERO? I rarely use a scope in any diagnosis work. That being said something sure looks w... Login to read more.