You will need to find and pull the unit that is BM54 therefore it could be taken or sent to a repair website.
The genuine BMW BM54 repair is normally so straightforward the unit could be returned to you on the exact same day it is Range Rover BECM
received, or done in a couple of hours ( in case you take
it in to a repair centre yourself) to be picked up on the day you drop it in.
The BMW B54 radio unit is manufactured by a company called Becker, whose high class audio has been keeping BMW and Range Rover owners (among others happy for years. You'll find a unit that is BM54 in
the BMW 3 series; the BMW X5; and some Land and Range Rover models. Your owner's manual should tell you what version of unit that is BM54 you have in your car.
The BMW BM54 repair begins with fault analysis - so that you should tell your engineer what's wrong with the unit. Common faults in the BM54 include loss of total loss of sound; sound to one or more
channels; or only a number of the speakers working. Know that only the speakers in one area of your vehicle are faulty, or if one of your speakers is flawed, it may not be the BM54 unit at fault but
wiring within the doors.
You'll have your BM54 unit checked for faults in situ before you send it away for the BMW BM54 repair. It's a good idea to do this because you will not know for sure that it is the unit itself
causing the difficulty. And undoubtedly if you send away that unit without a problem,, it will come back not wanting fixing and you will still have that issue - plus you will have needed to pay the
BMW BM54 repair center for its time.
You are able to ask the centre to which you're sending it to do a complete BMW diagnostic check on it before they start to fix it, if you are uncertain where to get a BM54 checked before
Every BM54 unit is located underneath the spare tyre - normally in the boot well, in a place that was slightly different. For instructions on removing the BM54 unit ahead of the BMW BM54 repair,
refer to blogs or have a look in your manufacturer's guide. In case you have any questions contact the company that's going to do your diagnosis and repair and request their advice.