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
Upper tailgate
Opening
General information
When the trailer socket is occupied, the tailgate
cannot be opened with the vehicle key or with
the button in the car's interior.
The upper tailgate will be opened to the configured
opening height.
From the outside
Unlock the vehicle and then press the