Operation Manual

Display messages
Possible causes/consequences and MM Solutions
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Don't Forget YourDon't Forget Your
KeyKey
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.
X
Remember to take the KEYLESS-GO key with you when you
leave the vehicle.
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Key Not DetectedKey Not Detected
(red display message)
The KEYLESS-GO key is not in the vehicle.
A warning tone also sounds.
If the engine is switched off, you can no longer lock the vehicle
centrally or start the engine.
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X
Secure the vehicle against rolling away (Y page 170).
X
Locate the KEYLESS-GO key.
A strong source of radio waves is causing interference and this is
preventing the KEYLESS-GO key from being recognized when the
engine is running.
A warning tone also sounds.
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X
Secure the vehicle against rolling away (Y page 170).
X
Insert the SmartKey into the ignition lock and bring into key
mode.
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Key Not DetectedKey Not Detected
(white display mes-
sage)
The KEYLESS-GO key cannot be detected at present.
X
Change the location of the SmartKey with the KEYLESS-GO
functions in the vehicle.
If the KEYLESS-GO key is still not detected:
X
Operate the vehicle with the SmartKey in the ignition lock.
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RemoveRemove 'Start''Start' But‐But‐
ton and Insert Keyton and Insert Key
The KEYLESS-GO key can continuously not be detected.
KEYLESS-GO is temporarily malfunctioning or is defective. A warn-
ing tone also sounds.
X
Insert the SmartKey into the ignition lock and turn it to the
desired position.
X
Visit a qualified specialist workshop.
Display messages
273
On-board computer and displays
Z