Mercedes-Benz SL Roadster 2012 Owner's Manual page 159

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Driving
156
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.
The Start/Stop button can be removed from
the ignition lock. The key can then be inserted
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 key with you when leaving
the vehicle. As long as the key 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 switched off while the
vehicle 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 function.
Key positions with KEYLESS-GO
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 but-
ton :.
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.
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.
When you switch on the ignition, all of the
indicator lamps in the instrument cluster light
up. If an indicator lamp does not go out after
the engine is started or if a one lights up while
you are driving, there may be a technical
problem (
page 275).
Y
Removing the Start/Stop button

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