Notes
IMPORTANT:
Special tool 33 4 409 must not be removed!
Insert special tool 33 4 408 into special tool 33 4 401.
Fig. 125: Positioning Special Tools (33 4 408), (33 4 401) And (33 4 409)
Posi
IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC
DAMAGE (ESD protection).
Necessary preliminary tasks
Remove rear WHEEL
Read and comply with GENERAL INFORMATION.
Open housing cover.
Disconnect plug connection (1).
Installation:
Ensure proper locking of plug connector a
ADB Active Even When DSC is Off
The DSC function ADB has been around for a long while on a wide variety of
BMW vehicles and especially in
the form of the ADB-X version on the xDrive models.
If one of the wheels of a driven axle is spinning, it cannot transmit any
driving force (torque) to the roa