Mercedes-Benz GLS Operator's Manual page 147

Automatic engine start
The engine starts automatically if:
you switch off the ECO start/stop function by
R
pressing the ECO button
in transmission position D or N the brake
R
pedal is released and the HOLD function is not
active
you depress the accelerator pedal
R
you engage reverse gear R
R
you move the transmission out of position P
R
you switch to the Sport Plus or Sport drive
R
program (Mercedes-AMG vehicles)
you activate manual gearshifting (Mercedes-
R
AMG vehicles)
you switch to the Offroad drive program
R
(vehicles without Off-Road Engineering pack-
age)
you switch to the Offroad or Offroad Plus
R
drive program (vehicles with Off-Road Engi-
neering package)
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 battery's condition of charge is too low
R
Shifting the transmission to position P does not
start the engine.
Deactivating or activating the ECO
start/stop function
All vehicles (except Mercedes-AMG vehi-
cles)
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 deactivated manually or as
the result of a malfunction.
Mercedes-AMG vehicles
To deactivate: in the Comfort drive pro-
X
gram, press ECO button :.
or
Activate manual gearshifting (
X
or
Switch to the Sport Plus or Sport drive pro-
X
gram ( page 147).
Y
Indicator lamp ; goes out.
To activate: press ECO button :.
X
Indicator lamp ; lights up. When the
Sport Plus or Sport drive program is activa-
ted, the automatic transmission switches to
the Comfort drive program.
Driving
145
page 152).
Y
Z