Mercedes-Benz 2008 R 320 CDI 4MATIC Operator's Manual page 454

Display symbol Display message
F
Key
Not Detected
Key
Not Detected
Possible cause/consequence Possible solution
The SmartKey with
KEYLESS-GO* is not detected
while the engine is running
because
the SmartKey with
KEYLESS-GO* is not in the
vehicle
there is strong
radio-frequency interference
The SmartKey with
KEYLESS-GO* is momentarily
not detected.
The SmartKey with
KEYLESS-GO* is not detected
while the ignition is switched on
( page 39) and a door is
opened or closed and the
SmartKey with KEYLESS-GO* is
not in the vehicle.
Practical hints
What to do if ...
Stop the vehicle in a safe location or as
soon as it is safe to do so.
Apply the parking brake ( page 65).
Search for the SmartKey with
KEYLESS-GO*.
Otherwise the vehicle cannot be centrally
locked nor can the engine be started
again after the engine is stopped.
Change the position of the SmartKey with
KEYLESS-GO* in the vehicle.
Operate the vehicle with the SmartKey in
the starter switch if necessary.
Search for the SmartKey with
KEYLESS-GO*.
Otherwise the vehicle cannot be locked
nor can the engine be started.
Change the position of the SmartKey with
KEYLESS-GO* in the vehicle.
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