General information
The vehicle contains advanced technologies for
the reduction of consumption and emission values.
The fuel consumption depends on various factors,
such as driving style, road condi
Principle
ECO PRO supports a driving style that saves on
consumption. For this purpose, the engine control
and comfort features, for instance the climate
control output, are adjusted.
Steptronic tran
Principle
Under certain conditions the engine is automatically
decoupled from the transmission in the D
selector lever position. The vehicle continues
traveling with the engine idling to reduce consum
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:
Read fault memory and make a documentary record.
Remove servomotor for left eccentric shaft.
Remove left cylinder head cover.
Remove all spark plugs on cylinder bank
REPLACING ALTERNATOR DRIVE BELT (N51)
Special tools required:
11 3 340
IMPORTANT: Aluminium-magnesium materials.
No steel screws/bolts may be used due to the threat of electrochemical
corrosion.
A magnesium crankcase requires aluminium screws/bolts exclusively.
Aluminium screws/bolts must be re