Mercedes-Benz C-Class Operator's Manual page 153

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.
All vehicles (except Mercedes-AMG vehi-
cles): automatic engine switch-off can take
place a maximum of four times in a row (initial
stop, then three subsequent stops).
Mercedes-AMG vehicles: the number of con-
secutive automatic engine switch-offs is unlimi-
ted.
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+ (all vehicles
R
except Mercedes-AMG vehicles)
you switch to drive program RACE
R
(S‑MODEL), S+ or S (Mercedes-AMG vehicles)
you permanently activate manual gearshifting
R
( page 161) (Mercedes-AMG vehicles)
Y
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 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. The engine will then
not be switched off automatically when the vehi-
cle stops.
Selecting drive program S+ deactivates the ECO
start/stop function. If you press ECO button :,
the ECO start/stop function is activated.
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 deactivated manually or as
the result of a malfunction. The engine will then
Driving
151
Z