Mercedes-Benz GLC 2017 Operator's Manual page 134

Driving
132
The ECO start/stop function is operational
when:
the indicator lamp in the ECO button is lit
R
green
the outside temperature and the atmospheric
R
air pressure is within the range that is suitable
for the system
the engine is at normal operating temperature
R
the set temperature for the vehicle interior
R
has been reached
the battery is sufficiently charged
R
the system detects that the windshield is not
R
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
All of the vehicle's systems remain active when
the engine is stopped automatically.
The HOLD function can also be activated if the
engine has been switched off automatically. It is
then not necessary to continue applying the
brakes during the automatic stop phase. When
you depress the accelerator pedal, the engine
starts automatically and the braking effect of
the HOLD function is deactivated.
Automatic engine switch-off can take place a
maximum of four times in a row (initial stop, then
three subsequent stops).
Automatic engine start
The engine starts automatically if:
you switch off the ECO start/stop function by
R
pressing the ECO button
you switch to drive program S+
R
Mercedes-AMG vehicles: you permanently
R
activate manual gearshifting (
in transmission position h or i, the brake
R
pedal is released and the HOLD function is not
active
you depress the accelerator pedal
R
you engage reverse gear k
R
you move the transmission out of position j
R
you unfasten your seat belt or open the driv-
R
er's door
the vehicle starts to roll
R
the brake system requires this
R
the temperature in the vehicle interior devi-
R
ates from the set range
the system detects moisture on the wind-
R
shield when the air-conditioning system is
switched on
the condition of charge of the battery is too
R
low
Shifting the transmission to position j does
not start the engine.
Deactivating or activating the ECO
start/stop function
Mercedes-AMG vehicles
To deactivate: press ECO button :.
X
Indicator lamp ; goes out.
To activate: press ECO button :.
X
Indicator lamp ; lights up.
If indicator lamp ; is off, the ECO start/stop
function has been switched off manually or as
the result of a malfunction. The engine will then
not be switched off automatically when the vehi-
cle stops.
The ECO start/stop function is deactivated, if:
you switch to drive program S+
R
(
Y
you permanently activate manual gearshifting
R
page 140)
Y
(
Y
If you have permanently activated manual gear-
shifting and then press ECO button :, the ECO
start/stop function is switched on.
page 134)
page 140)