SmartKey
Display messages
Key Does Not Belong to Vehicle
Possible causes/consequences and ► Solutions
You have put the wrong SmartKey in the ignition lock.
► Use the correct SmartKey.
Display messages
Remove Key
Possible causes/consequences and ► Solutions
The SmartKey is in the ignition lock.
► Remove the SmartKey.
Display messages
You need a new key.
Possible causes/consequences and ► Solutions
The SmartKey needs to be replaced.
► Visit a qualified specialist workshop.
Display messages
Change Key Batteries
Possible causes/consequences and ► Solutions
The batteries of the KEYLESS-GO key are discharged.
► Change the batteries.
Display messages
Don't Forget Your Key
Possible causes/consequences and ► Solutions
The display message is shown for a maximum of 60 seconds and
is only a reminder.
You have opened the driver's door with the engine switched off.
The KEYLESS-GO key is not in the ignition lock.
► Remember to take the KEYLESS-GO key with
you when you
leave the vehicle.
Display messages
Key Not Detected (Red display message)
Possible causes/consequences and ► Solutions
The KEYLESS-GO key is not in the vehicle.
If the engine is switched off, you can no longer lock the vehicle
centrally or start the engine.
► Pull over and stop the vehicle safely as
soon as possible, paying
attention to road and traffic conditions.
► Engage the parking brake.
► Locate the KEYLESS-GO key.
The KEYLESS-GO key is not detected while the engine is running
because there is interference from a strong source of radio waves.
► Pull over and stop the vehicle safely as
soon as possible, paying
attention to road and traffic conditions.
► Engage the parking brake.
► Operate the vehicle with the SmartKey in
the ignition lock.
Display messages
Key Not Detected (White display message)
Possible causes/consequences and ► Solutions
The KEYLESS-GO key cannot be detected at present.
► Change the location of the key with the
KEYLESS-GO functions
in the vehicle.
If the KEYLESS-GO key is still not detected:
► Change the location of the key with the
KEYLESS-GO functions
in the vehicle.
► Operate the vehicle with the SmartKey in
the ignition lock.
Display messages
Key Detected in Vehicle
Possible causes/consequences and ► Solutions
The KEYLESS-GO key has been detected inside the vehicle during
locking.
► Remove the KEYLESS-GO key from the
vehicle.
Display messages
Pull starting button out then insert key.
Possible causes/consequences and ► Solutions
The KEYLESS-GO key can continuously not be detected.
► Insert the SmartKey into the ignition lock
and turn it to the
desired position.
► Visit a qualified specialist workshop.
See also:
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Securing the vehicle to prevent it from
rolling awa
WARNING
Only jack up the vehicle on level ground or on
slight inclines/declines. The vehicle could
otherwise fall off the jack and injure you or
others.
If your vehicle is equipped with a ...
Important safety notes
WARNING
For reasons of safety, have the NECK-PRO
head restraints/NECK-PRO luxury head
restraints checked at an authorized
Mercedes-Benz Center after a rear-end
collision.
WARNING&nbs ...