Mercedes-Benz CLA Operator's Manual page 148

Driving
146
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.
The engine can be switched off automatically
a maximum of four times (first stop and three
subsequent stops) in succession.
Automatic engine start
The engine starts automatically if:
you switch off the ECO start/stop function
R
by 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
R
P
you unfasten your seat belt or open the
R
driver'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/activating the ECO start/
stop function
To deactivate: press ECO button :.
X
Indicator lamp ; goes out.
To activate: press ECO button :.
X
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.