Mercedes-Benz 2013 GL Class - Manual (Page 165)

The ECO start/stop function switches the
engine off automatically when the vehicle
stops moving.
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.
The system is operational when the ¤
symbol is shown in green in the multifunction
display.
If not all conditions for automatic engine
switch-off (
Y page 163) are fulfilled, the
¤ symbol is shown in yellow in the
multifunction display.
If the ECO start/stop function has been
manually deactivated (
Y page 163) or a
malfunction has caused the system to be
deactivated, the ¤ symbol is not
displayed.
If the engine is switched off and the ¤
symbol is shown in green in the multifunction
display, the engine has been switched off
automatically. However, all vehicle systems
remain active.
Deactivating/activating the ECO start/
stop function
ECO button
X To switch off: press button :.
Indicator lamp ; on button : and the
¤ symbol in the multifunction display go
out.
X To switch on: press button :.
Indicator lamp ; lights up. If all conditions
for automatic engine switch-off
(
Y page 163) are fulfilled, the ¤ symbol
is shown in green in the multifunction
display.
If not all conditions for automatic engine
switch-off are fulfilled, the
(
Y page 163)¤ symbol is shown in
yellow in the multifunction display. If this is
the case, the ECO start/stop function is not
available.
i If indicator lamp ; is off, the ECO start/
stop function has been deactivated
manually or as the result of a malfunction.
The engine will then not be switched off
automatically when the vehicle stops.
Automatic engine switch-off
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:
R
the indicator lamp in the ECO button is lit
green.
R
no off-road program has been selected.
R
the vehicle is stationary.
R
the outside temperature is within the
comfort range.
R
the engine is at normal operating
temperature.
R
the set temperature for the vehicle interior
has been reached.
R
the battery is sufficiently charged.
R
the system detects that the windshield is
not fogged up when the air-conditioning
system is switched on.
Driving
163
Driving and parking
Z