Quote:
Originally Posted by Pete940
The crank sensor makes its own voltage. Not sure where the 5v is coming from. One of the three pins just goes to a shielding wire. It's difficult to measure the voltage that the crank sensor creates whilst cranking in my experience. Easier to measure pin 5 (i think) of the plug going to the ignition amplifier. This is the trigger signal from the Ezk.
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Some of the later sensors have a +5V supply, the third pin is then the signal and the shield is 0V. Can't get the diagrams up on t'internet at the moment, just times out.