TwinTurbo.NET: Nissan 300ZX forum - The FPCU does not vary the positive side voltage
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Subject The FPCU does not vary the positive side voltage
     
Posted by Joe@ZSpeedperformance on August 12, 2012 at 11:32 AM
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In Reply To Fuel Pump Controller Questions posted by daygobaker on August 08, 2012 at 05:57 PM
     
Message of the pump, It varies the ground to the neg side of the pump. When running, the pump has a constant battery voltage. I got into this awhile ago and was checking the signals from the ECM but never got any further with what it actually changed to control the fuel pump controller ground outputs..

     
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