Window safety
switch
Power windows
Exterior mirror adjustment button
Central locking system
Unlocking
Locking
Seating comfort features
Front passenger seat
functionality
Memo
Control Display
Hazard warning system
Intelligent Safety
Ventilation
Glove compartment
Automatic climate control
Radio/multimedia, see Owner's Manual for
Navigation, Entertainment, and Comm
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