154Driving and operating● The stop-start system is notmanually 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 diesel particle 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 3 143.
Immediately after motorway driving,
an Autostop may be inhibited.
New vehicle running-in 3 150.
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 - 3 111.
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.
● The charge level of the vehicle battery is below a defined level.
● The brake vacuum is not sufficient.
284IndexAAccessories and vehicle modifications .......................... 213
Active Emergency Braking .........185
Active head restraints ...................36
Adaptive cruise control .......116, 175
AdBlue ........................ 114, 158, 258
Adjustable air vents ...................147
Airbag and belt tensioners .........110
Airbag deactivation ..............57, 111
Airbag label................................... 53
Airbag system .............................. 53
Air conditioning regular operation ................................ 148
Air conditioning system .............. 142
Air intake .................................... 148
Air vents...................................... 147
Antilock brake system ................ 165
Antilock brake system (ABS) .....112
Anti-theft alarm system ................26
Anti-theft locking system .............. 25
Appearance care ........................253
Armrest ......................................... 41
Armrest storage ........................... 68
Ashtrays ..................................... 102
Automatic anti-dazzle ..................30
Automatic light control ...............132
Automatic locking ........................24
Automatic transmission .............161Autostop..................................... 153
Auxiliary heater ........................... 147
B Battery discharge protection ......140
Battery voltage ........................... 123
Bicycle rack .................................. 69
BlueInjection ............................... 158
Bonnet ....................................... 214
Brake and clutch fluid .................258
Brake and clutch system ...........111
Brake assist ............................... 167
Brake fluid .................................. 218 Brakes ............................... 165, 218
Breakdown.................................. 251
Bulb replacement ....................... 221
C Capacities .................................. 271
Cargo management system ........87
Car Pass ...................................... 20
Catalytic converter .....................157
Central locking system ................22
Centre console lighting ..............139
Centre console storage ...............68
Changing tyre and wheel size ...241
Charging system ........................ 111
Child locks ................................... 24
Child restraint installation locations ................................... 62
Child restraints.............................. 59
