Notes
WARNING: DANGER OF POISONING if oil is ingested/absorbed through the
skin!
RISK OF INJURY if oil comes into contact with eyes and skin!
IMPORTANT: Adhere to the utmost cleanliness. Do not allow
IMPORTANT: Risk of injury!
Drain the air spring system before carrying out any work on the air supply unit,
air pipes and air spring struts! Danger of injury if this instruction is not
complied with!
Necessary preliminary tasks
Remove REAR BUMPER TRIM
Detach ventilation line (1) in direction of arrow from air supply unit.
Unclip ventilation line (1) from holders.
Fig. 139: Locating Air Supply
Setting the language
Via iDrive:
"CAR"
"Settings"
"General settings"
"Language:"
"System language"
Select the desired setting.
The setting is stored for the driver profile currently
used.
Setting the voice dialog
Set the voice dialog for the voice activation system.
Additional information:
Necessary preliminary work
Remove FRONT WHEELS
Remove and clean BRAKE PADS
NOTE: After completing work, read and comply with notes on BRAKING IN NEW
BRAKE DISCS/BRAKE PADS.
Check minimum brake disc thickness:
Position special tool 34 1 280 at three measuring points in area (1) and
measure.