wiring

  1. JAMZILLA321

    M43 to m44 swap

    Yes I know small gains and there’s no point of doing the swap blah blah blah, Im aware, but if anyone has advice on doing this swap let me know, I’m almost done taking the m44 out of my parts car and putting it into the one with the m43, I was wondering if I have to change the EWS system from...
  2. N

    BMW z3 wiring in the trunk

    I just purchased a bmw z3 and the break lights and rear lights were not working so I opened the trunk and saw this brown extension connected to those oem bmw wires. I thought the brown extension was the reason why the lights did not want to turn on so I pulled it out from the oem bmw wire. After...
  3. M

    Looking for 1999 1.9l X20 pinout

    Hi everyone, The short story is that I'm after a pinout for the x20 connector from a 1999 1.9l z3 and a 1997 2.8. The background is that I'm swapping an M52 into my 1.9 z3 (Just buy a 2.8, I know, but it's been a long journey to this point🤣), and I'm not getting any cranking when trying to...
  4. J

    Wiring for additional horn, 2001 z3 roadster 2.5

    I've just purchased a clown horn (lol) from boomblasters.com and while I for it to arrive I would like to figure out how I am going to wire it. It has its own button that I want to install close to the steering wheel. I know I need a 12v positive connection and to use a fuse, but since the...
  5. BuxtonZ3Guy

    Z3 Hardtop Rear Screen Wiring

    Hello chaps, I fitted the rear heated screen adaptor to my car this afternoon. The bit that goes in line with the electrical power for the hood. On the adaptor lead there was nothing on the spade connectors that connect to the roof mount left bracket to indicate polarity. I have connected the...
  6. MikeK

    Z3 Stereo connection with CD changer.

    Hi, I recently bought a 1998 1.9 z3. Cassette radio was disconnected, and its obvious that the previous owner tried to replace it with no success. There was a broken CD changer at the back with all PCBs broken. I am trying to install a new stereo, i bought the cable that converts the BMW...
  7. Tom Cheesewright

    Z3 EV wiring help: instruments and ignition

    Would appreciate your help on a couple of things. Wiring up my EV now (see project thread for updates) and trying to find out: - Is there a signal line that runs from the ignition switch to the DME, or to the area where it is located? There must be, right? But so far me and my multimeter...
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