— Reverse gear is not engaged.
—
Active Park Assist is not activated.
When the conditions for automatic engine
switch-o are fulfilled only while the vehi-
cle is stationary, the engine can also switch
o subsequently, e.g. aer switching o the
defrost function.
Conditions for an automatic restart
The engine can start automatically under
the following conditions:
— If the temperature inside the vehicle sub-
stantially increases or decreases.
— If the vehicle rolls on.
— If the electric voltage of the 12-volt vehi-
cle battery drops.
As a general rule, the engine always starts
again automatically when required by the
detected situation and the vehicle.
Conditions that require a manual en-
gine start
The engine must be started manually in the
following conditions:
— If the driver door is opened.
— If the bonnet is opened.
Manually activating and deactivating
Auto StartStop
1. In the menu selection in the Infotain-
ment system, tap the
Vehicle
function
button.
2.
Tap the
Status
function button.
3.
Tap the
StartStop
function button.
W
hen Auto StartStop is deactivated, the
StartStop
function button has a blue back-
ground.
If A
uto StartStop has switched the engine
o, it will start again as soon as the system
has been deactivated manually with the
StartStop
function button.
A
lways deactivate the Auto StartStop sys-
tem manually when driving through water.
Auto StartStop operation with Adap-
tive Cruise Control
The engine will be switched o aer Adap-
tive Cruise Control has brought the vehicle
to a standstill → pa
ge 174 with an active
braking intervention.
In the following cases, the engine will re-
start when Adaptive Cruise Control is ac-
tive:
— If the accelerator is depressed.
— When Adaptive Cruise Control has re-
sumed speed control and distance indi-
cation.
— If the vehicle ahead has moved on.
The engine will also be restarted if Adap-
tive Cruise Control is deactivated and the
vehicle ahead moves further away.
WARNING
The engine can start suddenly if Auto
S
tartStop is activated when working in
the engine compartment. This can lead to
accidents and serious injuries.
·
Always deactivate Auto StartStop
when working in the engine compart-
ment.
WARNING
When the ignition is switched o, c
ertain
vehicle systems do not function or func-
tion only to a restricted extent (e.g. brake
servo or power steering). As a result, more
force has to be used for steering and
more pressure has to be applied to the
brake pedal to stop the vehicle. If the ve-
hicle is in motion, this can cause loss of
control over the vehicle, accidents and
serious or fatal injuries.
·
Never switch o the ignition while the
vehicle is in motion.
WARNING
The airbags and belt tensioners do not
function when the ignition is switched o.
This can result in accidents and serious or
fatal injuries.
·
Never switch o the ignition while the
vehicle is in motion.
WARNING
When the ignition is switched o, the
steering lock ma
y activate and you will no
longer be able to steer the vehicle. If the
vehicle is in motion, this can cause loss of
158
Driving
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