Mercedes-Benz SL Operator's Manual page 158

Driving
156
If you depress the brake pedal and press the
Start/Stop button, the engine starts
immediately.
The Start/Stop button can be removed from
the ignition lock. Then, you can insert the
SmartKey into the ignition lock.
i
You do not have to remove the Start/Stop
button from the ignition lock when you
leave the vehicle. You should, however,
always take the SmartKey with you when
leaving the vehicle. As long as the
SmartKey is in the vehicle:
the vehicle can be started using the
R
Start/Stop button and
electrically powered equipment can be
R
operated.
i
The engine can be turned off while the
vehicle is in motion by pressing and holding
the Start/Stop button for approximately
three seconds. This function operates
independently of the ECO start/stop
automatic engine switch-off function.
Key positions with KEYLESS-GO
Start/Stop button
:
Ignition lock
;
Insert Start/Stop button : into ignition
X
lock ;.
i
When you insert Start/Stop button :
into ignition lock ;, the system needs
approximately two seconds recognition
time. You can then use Start/Stop
button :.
Start/Stop button
USA only
=
Canada only
?
If Start/Stop button : has not yet been
pressed, this corresponds to the SmartKey
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 windshield wipers, for
example.
i
The power supply is switched off if you
press Start/Stop button : twice when in
this position and the driver's door is open.
To switch on the ignition: press Start/
X
Stop button : twice.
The ignition is switched on.
i
The power supply is switched off if you
press Start/Stop button : twice when in
this position and the driver's door is open.
As soon as the ignition is switched on, all the
indicator lamps in the instrument cluster light
up. If an indicator lamp does not go out after
starting the engine or lights up while driving,
there may be a technical problem
( page 275).
Y