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Practical hints
What to do if …
Display symbol Display message Possible cause/consequence Possible solution
F
Key detected
in vehicle
A SmartKey with KEYLESS-GO*
left in the vehicle was detected
while trying to lock the vehicle
from the outside.
̈ Take the SmartKey with KEYLESS-GO*
out of the vehicle.
Remove key
You have forgotten to remove
the SmartKey.
̈ Remove the SmartKey from the starter
switch.
You need a new key
There is no additional code avail-
able for SmartKey or SmartKey
with KEYLESS-GO*.
̈ Contact an authorized Mercedes-Benz
Light Truck Center as soon as possible.
Change
key batteries
The batteries in the SmartKey
with KEYLESS-GO* are dis-
charged.
̈ Replace the batteries (୴ page 483).
Don’t forget
your key
This message appears for a
maximum of 60 seconds if the
driver’s door is opened with the
engine shut off and no SmartKey
in the starter switch.
This message is only a reminder.
̈ Insert SmartKey in the starter switch.
or
̈ Take the SmartKey with KEYLESS-GO*
with you when leaving the vehicle.