Mercedes-Benz S-Class 2019 Operator's Manual page 170

168 Driving and parking
if they come into contact with hot parts of
the engine or exhaust system.
Therefore, check regularly that there
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are no flammable materials in the
engine compartment or on the exhaust
system.
Requirements:
The SmartKey is located in the vehicle and
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the SmartKey battery is not discharged.
To switch on the power supply: press but‐
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ton 1 once.
You can activate the windshield wipers, for
example.
The power supply is switched off again if the fol‐
lowing conditions are met:
you open the driver's door
R
you press button 1 twice.
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To switch on the ignition: press button
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twice.
The indicator lamps in the instrument cluster
light up.
The ignition is switched off again if one of the
following conditions is met:
you do not start the vehicle within
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15 minutes.
The transmission is in position j.
or
The electric parking brake is applied.
you press button 1 once.
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Starting the vehicle
Starting the vehicle with the start/stop but‐
ton
Requirements:
The SmartKey is located in the vehicle and
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the SmartKey battery is not discharged.
Shift the transmission to position j or i.
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1