Mercedes-Benz S-Class Operator's Manual page 197

To switch off: in drive program C, press
X
ECO button :.
or
Switch to drive program S or M
X
( page 200).
Y
Indicator lamp ; goes out.
To activate: press ECO button :.
X
Indicator lamp ; lights up.
If drive program S or M is active, the auto-
matic transmission switches to drive pro-
gram C.
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 vehicle stops.
If drive program S or M has been selected, the
ECO start/stop function is always deactiva-
ted.
If you switch on the ECO start/stop function
while drive program S is selected, the drive
program automatically switches to C.
Driving
195
Z