Mercedes-Benz C-Class Coupe Operator's Manual page 139

The engine starts automatically when the
driver wants to pull away again. The ECO
start/stop function thereby helps you to
reduce the fuel consumption and emissions
of your vehicle.
Important safety notes
G WARNING
If the engine is switched off automatically and
you exit the vehicle, the engine is restarted
automatically. The vehicle may begin moving.
There is a risk of accident and injury.
If you wish to exit the vehicle, always turn off
the ignition and secure the vehicle against
rolling away.
General notes
C 250 and C 250 Sport
If the ¤ symbol is shown in green in the
multifunction display, the ECO start/stop
function switches the engine off automati-
cally if the vehicle stops moving.
Every time you switch on the engine using the
SmartKey or the Start/Stop button, the ECO
start/stop function is activated.
If the ECO start/stop function has been man-
ually deactivated ( page 139) or a malfunc-
Y
tion has caused the system to be deactivated,
the ¤ symbol is not displayed.
C 350 and C 350 4MATIC
If the engine has been switched off automat-
ically by the ECO start/stop function, the
¤ symbol is shown in the multifunction
display.
Every time you switch on the engine using the
SmartKey or the Start/Stop button, the ECO
start/stop function is activated.
Automatic engine switch-off
C 250 and C 250 Sport
If the vehicle is braked to a standstill in D or N,
the ECO start/stop function switches off the
engine automatically.
The ECO start/stop function is operational
and the ¤ symbol is displayed in green in
the multifunction display, if:
the indicator lamp in the ECO button is lit
R
green.
the outside temperature is within the range
R
that is suitable for the system.
the engine is at normal operating temper-
R
ature.
the set temperature for the vehicle interior
R
has been reached.
the battery is sufficiently charged.
R
the system detects that the windshield is
R
not fogged up when the air-conditioning
system is switched on.
the hood is closed.
R
the driver's door is closed and the driver's
R
seat belt is fastened.
If the conditions for automatic engine switch-
off are not all fulfilled, the ¤ symbol is
shown in yellow.
i
All of the vehicle's systems remain active
when the engine is stopped automatically.
i
The HOLD function can be activated if the
engine has been switched off automati-
cally. It is then not necessary to continue
applying the brakes during the automatic
stop phase. When you depress the accel-
erator pedal, the engine starts automati-
cally and the braking effect of the HOLD
function is deactivated.
i
The engine can be switched off automat-
ically a maximum of four times (first stop
and three subsequent stops) in succession.
The ¤ symbol is shown in yellow in the
multifunction display after the engine has
been started automatically for the fourth
time. When the ¤ symbol is shown in
green in the multifunction display, auto-
matic engine switch-off is again possible.
Driving
137
Z