Driving
Drive to a qualified workshop without delay and
have the fault rectified.
Driver messages about the drive system
The following driver messages may appear, de-
pending on the equipment installed in your vehi-
cle:
Start/stop system
Introduction
Drive system: fault. Safely stop vehicle
The start/stop system can help to save fuel and
A malfunction has occurred in the drive system.
The vehicle must not be driven any further. Con-
tinuing to drive can cause damage to the drive
system. Stop the vehicle in a safe place as soon
as possible. Before leaving the vehicle, secure it
to prevent it from rolling away ðpage 99. Seek
professional assistance.
reduce CO emissions. In start/stop mode, the
2
engine is switched off automatically when the ve-
hicle stops, e.g. at traffic lights.
If certain conditions are met, the engine may be
switched off before the vehicle has come to a
standstill. If the brake pedal is released or the ac-
celerator pedal is pressed in this case, the engine
starts and delivers power again.
Drive system: fault. Please contact work-
shop
The ignition and important supporting systems,
e.g. the brake servo, remain available during the
stop phase. The engine is automatically started
on demand.
A malfunction has occurred in the drive system.
The vehicle’s performance may be limited. Drive
slowly to a qualified workshop and have the fault
rectified.
The start/stop system is automatically activated
each time you switch on the ignition.
Drive system: fault. Limited performance.
Please contact workshop
Switching the start/stop system off and on
A malfunction has occurred in the drive system.
The power output is limited. Drive slowly to a
qualified workshop and have the fault rectified.
The button is located in the centre console
above the selector lever. The button lights up
when the function is switched off.
Drive system: fault. Limited performance.
No reverse gear. Please contact workshop
►
Press to switch the function on/off.
A malfunction has occurred in the drive system.
The power output is limited. You can no longer
engage reverse gear. Drive slowly to a qualified
workshop and have the fault rectified.
If you switch off the system during a stop phase,
the engine will start again automatically.
Basic conditions
– The driver's door and bonnet must be closed.
– Transmission position P, N or D must be selec-
ted.
Drive system: warning! Performance tempo-
rarily restricted. Please adapt driving style. See
owner's manual
– The steering wheel must be relatively straight.
– The vehicle must have been moving at over
3 km/h since the last stop.
The performance is temporarily restricted due to
the ambient temperature or the temperature of
the drive components. Adjust your driving style
accordingly.
Information on the start/stop system
Vehicle sound: fault. Vehicle inaudible to pe-
– In certain situations, the engine may stop earli-
er while the vehicle is still coasting.
destrians. Please contact workshop
– If you select transmission position D after se-
lecting reverse gear, the car must have been
moving at over 10 km/h before the system can
switch off the engine again. This allows you to
A vehicle sound fault has occurred. Drive ex-
tremely carefully, as other road users may not be
able to hear the vehicle under electric power.
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English 
