Driving and operating 141
Deactivation
Deactivate the stop-start system
manually by pressing the eco button.
Deactivation is indicated by the LED
in the button extinguishing.
Autostop
If the vehicle is at a low speed or at a
standstill, activate an Autostop as
follows:
■ Depress the clutch pedal
■ set the lever in neutral
■ release the clutch pedal
The 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 and
brake performance will be
maintained.
Caution
The steering assist can be
reduced during an Autostop.
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 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 with walking
speed since the last Autostop
Otherwise an Autostop will be
inhibited.
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