Turns Out at least on my 2004 3.0 Z4 the airbag wiring is already there for both connectors.
So easy to check, just remove the passenger side air vent ( opens up a nice big space to look in. ) My cable was taped up onto some other cabling. Once I check the connector and the pinouts matched, I...
Hey Mac,
Got both the Switch and the airbag off light from a 2004 Z4 2.5.
Next step is finding out if my car already has the wires for these part. As the donor cars wires/leads could not be removed... they went into the main loom. would have taken days to get leads out of the main loom.
the older style airbag switch out of a 2004 Z4 can easily be tweaked to work with your own BMW key.
You have two options. First, open the unit and remove the key barrel.
refer to these pics to help you understand:
https://photos.app.goo.gl/kp0Pj8xmMNybcg5v1
Take note of the position of...
wonder if this would work?
http://www.car-keys-online.com/page/9/car-keys-cut-to-vin.html
But would require some more legwork to get the key cut as I would not be the legal owner of the donor car.
Very helpful info Chris. Would be great if you could get a part number for the new switch. I will still go and grab the items from the donor car as they will give me the light to the left of the gear stick and all the wires etc if i need any of them.
Mmm, this does pose a problem. As the donor car does not have keys. :(
Correct me if I am wrong. But the Unit that controls the airbag. The safety control module or whatever it is called, is already in place and the switch unit plugs into that. Is the switch unit somehow smart, reading the...
Kicking this post back into life.
I am going to get the parts for this retrofit off a BMW z4 that is in a breakers yard.
Might try and do a very quick walk through once I have the parts in my hands.