134Driving and operatingThe engine will be switched off while
the ignition stays on.
An Autostop is indicated by the
needle at the AUTOSTOP position in
the tachometer.
During an Autostop, the heating
performance, power steering and
brake performance will be
maintained.
Conditions 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.
Climate control 3 122.Immediately after motorway driving
an Autostop may be inhibited.
New vehicle running-in 3 128.
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.
The engine start is indicated by the
needle at the idle speed position in
the tachometer.
If the selector lever is shifted out of
neutral before depressing the clutch
first, - with a message is shown in
the Driver Information Centre.
240IndexAAccessories and vehicle modifications .......................... 174
Adaptive forward lighting .....95, 114
AdBlue .................................. 94, 138
Adjustable air vents ...................125
Airbag and belt tensioners ...........91
Airbag deactivation ................51, 92
Airbag label................................... 46 Airbag system .............................. 46
Air conditioning regular operation ................................ 126
Air conditioning system .............. 122
Air intake .................................... 126
Air vents...................................... 125
All-wheel drive ........................... 144
Antilock brake system ................ 145
Antilock brake system (ABS) .......93
Anti-theft alarm system ................30
Anti-theft locking system .............. 30
Appearance care ........................212
Automatic anti-dazzle ..................34
Automatic light control ...............111
Automatic locking ........................28
Automatic transmission .............140
Autostop ..................................... 133
Auxiliary heater ........................... 125B
Battery discharge protection ......120
Battery voltage ........................... 104
Bicycle rack .................................. 60
BlueInjection ............................... 138
Bonnet ....................................... 176
Brake and clutch fluid .................216
Brake and clutch system .............92
Brake assist ............................... 146
Brake fluid .................................. 179
Brakes ............................... 145, 179
Breakdown.................................. 209
Bulb replacement ....................... 182
C Capacities .................................. 228
Catalytic converter .....................137
Central locking system ................24
Centre console storage ...............60
Changing tyre and wheel size ...199
Charging system .......................... 92
Child locks ................................... 29
Child restraint installation locations ................................... 55
Child restraints.............................. 52
Child restraint systems ................52
Climate control ............................. 15
Climate control systems .............121
Clock............................................. 80
Code ........................................... 103
