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blows ecu 25 amp fuse

  1. 911 Problems Forum
    Hi, i need help from some of the experts on here. i have checked my wiring and all seems fine. when i unplug the connectors to the FICM and crank engine i get NO BLOW of the ECU 25 amp when i plug in FICM the 25 amp fuse BLOWS, so its probably bad ficm but they are way expensive and hard to find...