Mercedes-Benz E-Class Saloon Owner's Manual page 183

Driving
180
The Start/Stop button must be inserted in the
ignition lock and the key must be in the vehi-
cle.
When you insert the Start/Stop button into
the ignition lock, the system needs approx-
imately two seconds recognition time. You
can then use the Start/Stop button.
Pressing the Start/Stop button several times
in succession corresponds to the different
key positions in the ignition lock. This is only
the case if you are not depressing the brake
pedal.
If you depress the brake pedal and press the
Start/Stop button, the engine starts immedi-
ately.
A check which periodically establishes a radio
connection between the vehicle and the key
determines whether a valid key is in the vehi-
cle. This occurs, for example, when starting
the engine.
To start the vehicle without actively using the
key:
the Start/Stop button must be inserted in
R
the ignition lock
the key must be in the vehicle
R
the vehicle must not be locked with the key
R
or KEYLESS-GO (
Do not keep the KEYLESS-GO key:
with electronic devices, e.g. a mobile
R
phone or another key
with metallic objects, e.g. coins or metal
R
film
inside metallic objects, e.g. a metal case
R
This can affect the functionality of KEYLESS-
GO.
If you lock the vehicle with the key's remote
control or with KEYLESS-GO, after a short
time:
you will not be able to switch on the ignition
R
with the Start/Stop button
you will not be able to start the engine with
R
the Start/Stop button until the vehicle is
unlocked again
page 95)
Y
If you lock the vehicle centrally using the but-
ton on the front door (
continue to start the engine with the Start/
Stop button.
The engine can be switched off while the vehi-
cle is in motion by pressing and holding the
Start/Stop button for three seconds. This
function operates independently of the ECO
start/stop automatic engine switch-off func-
tion.
Key positions with KEYLESS-GO
Start/Stop button
:
Ignition lock
;
When you switch on the ignition, all of the
indicator lamps in the instrument cluster light
up. Further information on situations where
an indicator lamp either fails to go out after
starting the engine or lights up while driving
( page 330).
Y
If Start/Stop button : has not yet been
pressed, this corresponds to the key being
removed from the ignition.
To switch on the power supply: press
X
Start/Stop button : once.
The power supply is switched on. You can
now activate the windscreen wipers, for
example.
The power supply is switched off again if:
the driver's door is opened and
R
you press Start/Stop button : twice when
R
in this position
page 101), you can
Y