Driving and operating141Indication
An Autostop is indicated by control
indicator D.
During an Autostop, the heating 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 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 temperatureis not too high, e.g. after driving
with high engine load.
● The ambient temperature is not too low.
● 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.
Note
The Autostop may be inhibited for
several hours after a battery
replacement or reconnection.
Certain settings of the climate control
system may inhibit an Autostop.
Climate control 3 125.
Immediately after higher speed
driving an Autostop may be inhibited.
New vehicle running-in 3 135.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 are
disabled or switched to a power
saving mode. The fan speed of the
climate control system is reduced to
save power.
Restart of the engine by the driver
Vehicles with manual transmission
Depress the clutch pedal without
depressing the brake pedal to restart
the engine.
266Index.................................................... 221
A Accessories and vehicle modifications .......................... 202
Active emergency braking ..100, 171
Active head restraints ...................46
Adaptive cruise control .......100, 163
AdBlue .................................. 98, 144
Adjustable air vents ...................132
Advanced parking assist ............178
Airbag and belt tensioners ...........95
Airbag deactivation ................61, 95
Airbag label................................... 56 Airbag system .............................. 56
Air conditioning regular operation ................................ 133
Air conditioning system .............. 125
Air intake .................................... 133
Air vents...................................... 132
Antilock brake system ................ 151
Antilock brake system (ABS) .......97
Anti-theft alarm system ................35
Anti-theft locking system .............. 35
Appearance care ........................236
Armrest ................................... 51, 52
Ashtrays ....................................... 88 Automatic anti-dazzle ..................39
Automatic light control ...............115
Automatic locking ........................28Automatic transmission .............148
Autostop ............................... 99, 140
Auxiliary heater ........................... 132
B Battery discharge protection ......123
Battery voltage ........................... 105
BlueInjection ............................... 144
Bonnet ....................................... 204
Brake and clutch fluid .................242
Brake and clutch system .............96
Brake assist ............................... 154
Brake fluid .................................. 207 Brakes ............................... 151, 207
Breakdown.................................. 234
Bulb replacement ....................... 210
C Capacities .................................. 252
Catalytic converter .....................144
Central locking system ................24
Centre console lighting ..............123
Centre console storage ...............70
Changing tyre and wheel size ...224
Charging system .......................... 95
Child locks ................................... 29
Child restraint installation locations ................................... 65
Child restraints.............................. 62
Child restraint systems ................62
Cigarette lighter ........................... 87
