202Driving and operatingConditions for an Autostop
The stop-start system checks if each
of the following conditions is fulfilled.
● The stop-start system is not manually deactivated.
● The bonnet is fully closed.
● The driver's door is closed or the driver's seat belt is fastened.
● The vehicle battery is sufficiently charged and in good condition.
● The engine is warmed-up.
● The engine coolant temperature is not too high.
● The engine exhaust temperature is not too high, e.g. after driving
with high engine load.
● The ambient temperature is above -5 °C.
● The climate control system allows an Autostop.
● The brake vacuum is sufficient.
● The self-cleaning function of the exhaust filter is not active.
● The vehicle was driven at least at
walking speed since the last
Autostop.Otherwise an Autostop will be
inhibited.
Certain settings of the climate control
system may inhibit an Autostop. See
Climate control chapter for more
details 3 191.
Immediately after motorway driving,
an Autostop may be inhibited.
New vehicle running-in 3 198.
Vehicle battery discharge protection
To ensure reliable engine restarts,
several battery discharge protection
features are implemented as part of
the stop-start system.
Power saving measures
During an Autostop, several electrical
features such as auxiliary electric
heater or rear window heating are
disabled or switched into a power-
saving mode. The fan speed of the
climate control system is reduced to
save power.
Restart of the engine by the driver Depress the clutch pedal to restart the
engine.When the engine is restarted, control
indicator D in the Driver Information
Centre extinguishes.
If the selector lever is shifted out of
neutral before depressing the clutch
pedal first, control indicator -
illuminates or is shown as a message
in the Driver Information Centre.
Control indicator - 3 112.
Restart of the engine by the stop- start system
The selector lever must be in neutral to enable an automatic restart.
If one of the following conditions
occurs during an Autostop, the
engine will be restarted automatically
by the stop-start system.
● The stop-start system is manually deactivated.
● The bonnet is opened.
● The driver's seat belt is unfastened and the driver's door
is opened.
● The engine temperature is too low.
332IndexAAccessories and vehicle modifications .......................... 259
Activating Bluetooth music .........161
Activating phone .........................184
Activating radio ........................... 153
Activating the navigation system 167
Activating USB audio ..................161
Activating USB movie .................163
Activating USB picture ................162
Active Emergency Braking .........233
Active head restraints ...................37
Adaptive cruise control .......117, 222
AdBlue ........................ 115, 206, 304
Adjustable air vents ...................195
Airbag and belt tensioners .........111
Airbag deactivation ..............59, 112
Airbag label................................... 54 Airbag system .............................. 54
Air conditioning regular operation ................................ 196
Air conditioning system .............. 190
Air intake .................................... 196
Air vents...................................... 195
Antilock brake system ................ 213
Antilock brake system (ABS) .....113
Anti-theft alarm system ................26
Anti-theft locking system .............. 26
Appearance care ........................300
Armrest ......................................... 42Armrest storage ........................... 69
Ashtrays ..................................... 102
Audio files ................................... 159
Automatic anti-dazzle ..................30
Automatic light control ...............131
Automatic locking ........................24
Automatic transmission .............209
Autostop ..................................... 201
Auto volume................................ 150
Auxiliary heater ........................... 195
B Basic operation ........................... 147
Battery discharge protection ......139
Battery voltage ........................... 123
Bicycle rack .................................. 70
BlueInjection ............................... 206
Bluetooth Bluetooth connection ..............181
Bluetooth music menu ............161
Connecting device ..................159
General information ................159
Pairing ..................................... 181
Phone ...................................... 184
Bluetooth connection ..................181
Bonnet ....................................... 260
Brake and clutch fluid .................304
Brake and clutch system ...........112
Brake assist ............................... 215
Brake fluid .................................. 264
