Mercedes-Benz C-CLASS CABRIOLET Operator's Manual page 130

Driving
128
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.
AMG performance exhaust system
can be selected (Mercedes-AMG C
63/C 63 S)
You can choose between different AMG Per-
formance exhaust system volumes using the
position of the exhaust flap.
Each time you start the engine with the Smart-
Key or the Start/Stop button, the quietest set-
ting is activated.
Problems with the engine
Problem
The engine does not
start.
The engine does not
start. The starter motor
can be heard.
Possible causes/consequences and M Solutions
The HOLD function or DISTRONIC PLUS is activated.
Deactivate the HOLD function (
X
( page 157).
Y
Try to start the engine again (
X
There is a malfunction in the engine electronics.
R
There is a malfunction in the fuel supply.
R
Before attempting to start the engine again:
Turn the SmartKey back to position u in the ignition lock.
X
or
Press the Start/Stop button repeatedly until all indicator lamps in
X
the instrument cluster go out.
Try to start the engine again (
X
and frequent attempts to start the engine as these will drain the
battery.
If the engine does not start after several attempts:
Consult a qualified specialist workshop.
X
Setting the volume:
Press button :.
X
If you select the loudest setting, indicator
lamp lights up ;.
You can also adjust the position of the exhaust
flap using the:
DYNAMIC SELECT switch (
R
Mercedes-AMG vehicles: multimedia sys-
R
tem
page 161) or DISTRONIC PLUS
Y
page 124).
Y
page 124). Avoid excessively long
Y
page 129)
Y