Vehicle features and
options
This chapter describes all standard, country-specific
and optional features offered with the series.
It also describes features and functions that are
not necessarily ava
Concept
The Auto Start/Stop function helps save fuel.
The system switches off the engine during a
stop, for instance in traffic congestion or at traffic
lights. Drive-ready state remains switched on.
Functional requirements
Steptronic transmission
The engine starts automatically under the following
preconditions:
By releasing the brake pedal.
When Automatic Hold is activated: press the
acceler
Notes
IMPORTANT: Risk of damage to sealing lip on valve stem seal.
Fit new valve stem seals only when all valves have been installed.
Necessary preliminary work
Remove all VALVE SPRINGS.
Press special tool 11 6 370 onto the valve stem seal.
Withdraw valve stem seal by turning and simultaneously
Necessary preliminary tasks
Remove EMPTY HOUSING for roof-mounted aerial
Release screw (1).
Slide roof-mounted aerial (2) in direction of arrow and feed out towards top.
Fig. 55: Identifying Screw And Roof-Mounted Aerial
Disconnect plug connections (1) and remove aerial (2).
Retaining lug (3)