Is your BM54 or BMW module faulty? Full BMW diagnostics available.
If you’re not sure the BM54 is at fault we can run a full BMW diagnostics check first.
Please remember that Google is not a definitive diagnostic tool and simply guessing that the BM54 is at fault may delay any hidden faults from being fixed.
To arrange this BM Module diagnostic service please use the form below or call us on 01932 800800