The Antilock Braking System (ABS) prevents
locking of the wheels during braking.
The vehicle maintains its steerability even during
emergency braking, which increases the active
driving safety.
ABS
Principle
Dynamic Traction Control (DTC) is a version of
the Dynamic Stability Control (DSC) where drive
power is optimized.
The system ensures maximum drive power on
unusual road conditions, for ins
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
Special tools required:
11 9 190
11 9 460
11 9 461
11 9 462
11 9 463
(cylinder bank 5 to 8)
Necessary preliminary tasks:
Check camshaft timing on left side.
Remove left timing case cover.
NOTE: When slackening screws, grip camshafts at hexagon head.
Slacken screws of exhaust and inlet ad
REPLACING CONTROL UNIT (VALVETRONIC)
Switch off ignition.
Follow instructions for disconnecting and connecting battery.
Disconnect battery.
CAUTION: Follow instructions for removing and installing electronic
control units.
Observe following instructions before replacing control unit:
PROGRAM CONT