Driving and operating143Conditions 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 defrost selection does not inhibit an Autostop.
● 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.
An Autostop may become less
available as the ambient temperature
approaches the freezing point.
Certain settings of the climate control
system may inhibit an Autostop. See
" Climate control " chapter for further
information 3 132.
Immediately after motorway driving
an Autostop may be inhibited.
New vehicle running-in 3 140.
Vehicle battery discharge protection
To ensure reliable engine restarts,
several vehicle 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 aredisabled 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, control indicator - illuminates
or is shown as a symbol in the Driver Information Centre.
Control indicator - 3 96.
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.
244IndexAAccessories and vehicle modifications .......................... 172
Active head restraints ...................36
Adaptive brake light ....................150
Adaptive forward lighting ..100,
123, 182
Adjustable air vents ...................136
Airbag and belt tensioners ...........95
Airbag deactivation ................53, 95
Airbag label................................... 49 Airbag system .............................. 49
Air conditioning regular operation ................................ 137
Air conditioning system .............. 130
Air intake .................................... 137
Air vents...................................... 136
Alert ............................................ 108
Antifreeze ................................... 175
Antilock brake system ................ 150
Antilock brake system (ABS) .......97
Anti-theft alarm system ................28
Anti-theft locking system .............. 28
Appearance care ........................216
Armrest ................................... 40, 43
Armrest storage ........................... 63
Ashtrays ....................................... 88
Automatic anti-dazzle ..................31
Automatic light control ...............121
Automatic locking ................25, 100Automatic transmission .............146
Autostop ..................................... 142
Auxiliary heater ........................... 136
B Battery discharge protection ......128
Battery voltage ........................... 109
Belts.............................................. 45 Bicycle rack .................................. 64
Bonnet ....................................... 173
Brake and clutch fluid .................221
Brake and clutch system .............96
Brake assist ............................... 152
Brake fluid .................................. 176
Brakes ............................... 150, 176
Breakdown.................................. 214
Bulb replacement ....................... 180
C Capacities .................................. 234
Car Pass ...................................... 21
Catalytic converter .....................146
Central locking system ................22
Centre console lighting ..............127
Changing tyre and wheel size ...201
Charging system .......................... 96
Child locks ................................... 26
Child restraint installation locations ................................... 57
Child restraints.............................. 55
Child restraint systems ................55
