Although, the N54 engine has an all aluminum crankcase, many of the bolts are
still aluminum as on the N52.
This is to reduce any potential confusion between steel and aluminum bolts.
Some bolts, for example, are steel
such as the cylinder head cover bolts. This is possible, due to the plastic
cy
Data transmission
Principle
The vehicle offers different services, whose use
requires a data transfer to BMW or a service provider.
The data transmission can be deactivated
for some services.
General information
When the data transmission is deactivated, the
respective service cannot be used.
Only