Principle
xDrive is the all-wheel-drive system of the vehicle.
Concerted action by the xDrive and and
other suspension control systems, such as Dynamic Stability Control (DSC),
further optimizes
tra
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CONTENTS OF ENGINE ELECTRICAL SYSTEM GENERAL
General Information -> Working on ignition system.
-> Removing and installing electronic control units.
-> Welding work (overload protection of control units).
-> Disconnecting and connecting battery.
-> External jump-starting aid.
INSTRUCT
As far as the physical appearance and dimensions, the crankcase on the N54 is
the same as the N52. The main
change is in the materials, the N54 uses an all aluminum alloy crankcase. There
is also cast iron cylinder liners
similar to the previous M54 engine.
The reason for using the all aluminum c