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No pulse to the fuel injector?

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    No pulse to the fuel injector?

    Tried to fire up my m52 swap today and it cranks but will not fire up. Checked and the fuel injectors aren’t spraying while there is fuel pressure. Current setup is M52, m50 manifold, redline complete harness, m50 fuel rail with fpr, m50 cps. Currently have three codes one of which is p0335 which is cps and the other two are p0442 Evap code and p1145. I have changed out the cps to another brand new one but the same codes are still showing up. Will the cps code hinder the fuel injectors from pulsing?

    95 M3 - Powerdyne supercharger, WAR Chip, Ground Control Track/School coilovers, Eibach Sways, Dinan Exhaust, UUC SSK

    #2
    car won't fire if there is no cps signal.

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      #3
      Do you have the harness connections going to the right sensors?

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        #4
        I'm going to double check my harness again. It seems that the crank and cam sensor both have the same style plugs

        95 M3 - Powerdyne supercharger, WAR Chip, Ground Control Track/School coilovers, Eibach Sways, Dinan Exhaust, UUC SSK

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          #5
          Just got to my car tonight and the crankshaft and camshaft sensor plug is definitely different and wont fit in one another.

          What CPS am I supposed to run using my setup? M52 retaining ODB2 with a brand new harness which I believe is from redline or looks like that one. The current connector wont let me plug in the orig M52 CPS as the plugs are different on the harness so I looked it up and it seems like its the same one as the M50/S50 CPS so I bought that one. Could it be that I am not supposed to use the S50 CPS?

          below is a picture of my harness CPS plug (on the left) which doesn't fit the odb2 m52 cps (on the right)

          Click image for larger version  Name:	PXL_20240427_042631552.jpg Views:	0 Size:	144.9 KB ID:	10119359
          Last edited by nine9six; 04-26-2024, 09:32 PM.

          95 M3 - Powerdyne supercharger, WAR Chip, Ground Control Track/School coilovers, Eibach Sways, Dinan Exhaust, UUC SSK

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