Mercedes-Benz S 430 Operator's Manual page 37

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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 408).
Get a jump start ( page 411).
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.
For information on starting the engine us-
ing the SmartKey, see "Starting with the
SmartKey" ( page 46).
SmartKey with KEYLESS-GO*
Pressing the KEYLESS-GO start/stop but-
ton on the gear selector lever corresponds
to turning the SmartKey to the various
starter switch positions.
If you firmly depress the brake pedal dur-
ing pressing KEYLESS-GO start/stop but-
ton, the engine starts automatically.
i
The function of the SmartKey overrules
the KEYLESS-GO function.
Getting started
Unlocking
KEYLESS-GO start/stop button
1 USA only
2 Canada only
The SmartKey with KEYLESS-GO must be
located in the vehicle.
Make sure the gear selector lever is set
to P.
Do not depress the brake pedal.
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