Mercedes-Benz GLA-Class 2015 Owners Manual - Manual (Page 148)

Automatic engine start
The engine starts automatically if:
R
you switch off the ECO start/stop function
by pressing the ECO button.
R in transmission position D or N the brake
pedal is released and the HOLD function is
not active.
R
you depress the accelerator pedal.
R you engage reverse gear R.
R you move the transmission out of position
P.
R you activate the off-road program.
R
you unfasten your seat belt or open the
driver's door.
R the vehicle starts to roll.
R the brake system requires this.
R the temperature in the vehicle interior devi-
ates from the set range.
R the system detects moisture on the wind-
shield when the air-conditioning system is
switched on.
R
the battery's condition of charge is too low.
i Shifting the transmission to position P
does not start the engine.
Deactivating/activating the ECO start/
stop function
X To deactivate: press ECO button :.
Indicator lamp ; goes out.
X To activate: press ECO button :.
Indicator lamp ; lights up.
If the indicator lamp on the ECO button is off,
the ECO start/stop function has been deac-
tivated manually or as the result of a mal-
function.
146
Driving
Driv
ing
and
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ng