Mercedes-Benz 2006 R 350 Operator's Manual page 40

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If the SmartKey cannot be turned in the
starter switch, the battery may not be
sufficiently charged.
Check the battery and charge it if
necessary ( page 487).
Get a jump start ( page 496).
To prevent accelerated battery dis-
charge or a completely discharged bat-
tery, always remove the SmartKey from
the starter switch when the engine is
not in operation.
SmartKey with KEYLESS-GO*
Vehicles equipped with the KEYLESS-GO
feature are supplied with a SmartKey with
integrated KEYLESS-GO function and a re-
movable KEYLESS-GO start/stop button.
With the KEYLESS-GO start/stop button
inserted and the SmartKey with
KEYLESS-GO present in the vehicle, press-
ing the KEYLESS-GO start/stop button
without the brake pedal depressed
corresponds to the various starter
switch positions ( page 40)
with the brake pedal firmly depressed
will start the engine ( page 54)
If you wish or should there be a need to in-
sert the SmartKey with KEYLESS-GO in the
starter switch, the KEYLESS-GO start/stop
button can be easily removed by pulling it
out of the starter switch.
Getting started
Unlocking
i
The KEYLESS-GO start/stop button
does not need to be removed from the
starter switch when you leave the vehi-
cle. However, always take the
SmartKey with KEYLESS-GO with you
when you leave the vehicle. As long as
the SmartKey with KEYLESS-GO is in
the vehicle, the vehicle's electrical sys-
tems can be switched on or the engine
can be started using the KEYLESS-GO
start/stop button.
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