BMW E46 Fanatics Forum banner

engine wiring

  1. Mystery engine wire connector M52

    Driveline, Engine & DME Tuning
    After my son removing the intake manifold and me replacing the starter and reassembling it all, I now have 1 leftover plug at the back end of the injector harness, about 9" long from main cable (that goes in the tray), near the cabin filter and fuel lines and opposite the VANOS plug. The...