—If the electric voltage of the 12-volt vehicle battery drops.
—If the steering wheel is moved.
The following applies in general here: the engine always starts again automatically when required by the detected
situation and the vehicle.
Conditions that require a manual engine start
The engine must be started manually in the following conditions:
—If it is detected that the driver is not present.
—If the bonnet is opened.
Activating and deactivating the start/stop system manually
1. Press the button in the centre console to deactivate the system manually.
If the start/stop system has been deactivated, the indicator lamp in the→ Fig. 1 button lights up.
2. Press the button in the centre console again to activate the system manually once more→ Fig. 1.
The instrument cluster shows the status of the start/stop system every time the button is pressed.
If the start/stop system has switched the engine off, it will start again as soon as the system has been deactivated
manually with the
button.
Always deactivate the start/stop system manually when driving through water.
Start/stop mode when Adaptive Cruise Control (ACC) is active
The engine will be switched off after the Adaptive Cruise Control(ACC) has brought the vehicle to a standstill via an
active braking intervention .
Depending on equipment, for vehicles with DSG dual clutch gearbox:When Adaptive Cruise Control(ACC) is active,
the DSG® dual clutch gearbox can shift into coasting mode.
In the following instances, the engine will restart when the Adaptive Cruise Control(ACC) is active:
—If the accelerator is depressed.
—When the Adaptive Cruise Control(ACC) has resumed speed and distance control.
—If the vehicle ahead has moved on.
—If the Adaptive Cruise Control(ACC) is deactivated and the vehicle driving in front moved away.
WARNING
Never switch off the ignition while the vehicle is in motion. This can lead to a loss of vehicle control, accidents and
serious injuries.
● The airbags and belt tensioners do not function.
● The brake servo does not work. More force is required on the brake pedal to stop the vehicle.
● The power steering does not work. More manual power will be needed to steer the vehicle.
● When the ignition is switched off, the steering lock may activate and you will no longer be able to steer the
vehicle.
● Deactivate the start/stop system when working in the engine compartment.
NOTICE
If the start/stop system is used in very high outside temperatures over a long period, the 12-volt vehicle battery can
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