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
REMOVE AND INSTALL/REPLACE STIFFENING PLATE (ALL-WHEEL DRIVE)
IMPORTANT: Observe safety instructions for raising the vehicle
Driving without stiffening plate is not permissible!
Necessary preliminary work
Remove UNDERBODY PROTECTION in front and rear
Release screws (1).
Remove stiffening plate (
WARNING: Risk of burning!
Only perform this repair work on an engine that has cooled down.
Necessary preliminary work
Remove left TURBOCHARGER.
Remove right TURBOCHARGER.
Remove ALTERNATOR (not F04).
Release screws (1).
Tightening torque 18 31 4AZ.
Fig. 59: Identifying Screws
Release screws (