Automatic engine start
The engine is started automatically if you:
• release the brake pedal when HOLD is not
activated and the transmission is in
position D or N
• shift the transmission to position R
• depress the accelerator pedal
• switch off the ECO start/stop function or
switch to drive program S or M
• unfasten your seat belt or open the driver's
door
The engine is also started automatically if:
• the vehicle starts to roll.
• the brake system requires this.
• the system detects moisture on the
windshield when the air-conditioning
system is switched on.
• the temperature in the vehicle interior
deviates from the set range.
• the charge level of the battery is too low.
See also:
Conditions for activation
RACE START can be activated when:
• the doors are closed.
• the engine is running and it has reached an
operating temperature of approximately
176 °F (80 °C). This is the case when the
engine ...
Important safety notes
WARNING
Severe conditions (e.g. strong air pollution)
may require replacement of the filter before
its scheduled replacement interval. A clogged
filter will reduce the air volume to the int ...
Activating/deactivating the rear view
camera
– To activate: make sure that the SmartKey
is in position 2 in the ignition lock.
– Make sure that the "rear view camera"
function is selected in COMAND (see the
separate operating in ...