TwinTurbo.NET: Nissan 300ZX forum - Ignition Coil Signal Voltage
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Subject Ignition Coil Signal Voltage
     
Posted by Kick'n on November 06, 2022 at 1:44 PM
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Message I have one cylinder (#1) that is putting out 4V on the ignition coil pack signal wire at idle. The other 5 measure ~300 mV.

I know the meter is not fast enough to pickup on the true signal and therefore voltage, but its odd that one cylinder is much closer to the ECU's 5V trigger.

Idling at 1000 RPM, the meter is reading ~45Hz on cylinder 1 and 7-8Hz on 2-6.

Resistance tests are equal on all 6.

Any guesses?

     
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