Controls
Driving
In order to ensure that the vehicle is secured
against rolling away, observe the following:
Engine stop
The engine is switched off automatically dur‐
ing a stop under the following conditions:
▷
▷
Set the parking brake.
On uphill grades or on a downhill slope,
turn the front wheels in the direction of the
curb.
Steptronic transmission:
▷
The selector lever is in selector lever posi‐
tion D.
▷
On uphill grades or on a downhill slope,
also secure the vehicle, e.g., with a wheel
chock.◀
▷
The brake pedal remains pressed while the
vehicle is stationary or the vehicle is held
by Automatic Hold.
▷
The driver's safety belt is buckled or the
driver's door is closed.
Before driving into a vehicle wash
So that the vehicle can roll into a vehicle wash,
observe instructions for going into an auto‐
matic vehicle wash, refer to page 242.
The air flow from the air conditioner is reduced
when the engine is switched off.
Displays in the instrument cluster
Steptronic transmission
Switching off the engine
1. Engage selector lever position P with the
vehicle stopped.
The display indicates that the
Auto Start/Stop function is
ready for an Automatic engine
start.
2. Press the Start/Stop button.
The engine is switched off.
The display indicates that the
conditions for an automatic en‐
gine stop have not been met.
The radio-ready state is switched on.
3. Set the parking brake.
Functional limitations
The engine is not switched off automatically in
the following situations:
Auto Start/Stop function
Concept
The Auto Start/Stop function helps save fuel.
The system switches off the engine during a
stop, e.g., in traffic congestion or at traffic
lights. The ignition remains switched on. The
engine starts again automatically for driving
off.
▷
▷
External temperature too low.
The external temperature is high and auto‐
matic climate control is running.
▷
▷
▷
The vehicle's interior has not yet been
heated or cooled to the required level.
The engine is not yet at operating temper‐
ature.
General information
The wheels are at a sharp angle or the
steering wheel is being turned.
After every start of the engine using the Start/
Stop button, the Auto Start/Stop function is in
the last selected state. When the Auto Start/
Stop function is active, it is available when the
vehicle is traveling faster than about
3 mph/5 km/h.
▷
▷
After driving in reverse.
Fogging of the windows when the auto‐
matic climate control is switched on.
68