water pump failure

  1. J

    Water pump only turns on when removing 50A fuse and replacing

    So I bought an 07 335xi with this problem. The water pump had been recently replaced but only kicks on when removing the 50A fuse from the box under the hood and reinstalling. This is after the car is started. I've checked all the wiring and the other fuses in the cabin. The only code I'm...
  2. V

    2E7C - BSD data bus communications fault

    Quick writeup on my misadventures dealing with this stupid fault code A few months ago I got randomly code 2E7C BSD comms fault. Cleared it, went away. It would come back and eventually got worse from intermittent to present all the time. It can be a royal PITA to diagnose especially if it's...
    • veer90
    • Thread
    • 2e7c bit serial data bus bsd communications fault n54 water pump failure
    • Replies: 19
    • Forum: N54
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