Mercedes-Benz 2006 S 350 Operator's Manual page 369

Practical hints
What to do if ...?
Display
_
ENTRY POSITION
DO NOT DRIVE
Y
HOOD OPEN
I
REMOVE KEY
REPLACE KEY
DRIVE TO WORKSHOP
AUTOMATIC LIGHT ON
REMOVE KEY
KEY
CHECK BATTERY
KEY
NOT RECOGNIZED
368
Possible cause
Seat, exterior mirrors and steering wheel
have not yet moved to their preset driving
positions.
You are driving with the hood open.
You have forgotten to remove the
SmartKey.
The SmartKey is malfunctioning.
SmartKey in starter switch position 1
or 2.
The battery in the KEYLESS-GO* key is
discharged.
SmartKey with KEYLESS-GO* is not rec-
ognized while the engine is running be-
cause
the SmartKey is not in the vehicle
there is strong radio-frequency inter-
ference
Possible solution
Wait until the seat, exterior mirrors and
steering wheel have moved to their driv-
ing positions.
The message will disappear.
Close the hood ( page 288).
Remove the SmartKey from the starter
switch.
Visit an authorized Mercedes-Benz Cen-
ter as soon as possible.
Remove the SmartKey from the starter
switch.
Replace the battery ( page 392).
Stop the vehicle as soon as it is safe to do
so.
Search for the SmartKey.
Otherwise the vehicle cannot be centrally
locked nor can the engine be started again
after it has been stopped.