Mercedes-Benz C-Class 2017 Operator's Manual page 255

SmartKey
Display messages
Â
Key Does Not Belong
to Vehicle
Â
Take Your Key from
Ignition
Â
Obtain a New Key
Â
Replace Key Battery
Â
Don't Forget Your
Key
Â
Key Not Detected
(white display message)
Â
Key Not Detected
(red display message)
Possible causes/consequences and M Solutions
You have put the wrong SmartKey in the ignition lock.
Use the correct SmartKey.
X
The SmartKey is in the ignition lock.
A warning tone sounds
Remove the SmartKey.
X
The SmartKey needs to be replaced.
Visit a qualified specialist workshop.
X
The SmartKey battery is discharged.
Change the batteries (
X
The SmartKey is not in the ignition lock. You have opened the driver's
door with the engine switched off. A warning tone sounds
This display message is displayed for a maximum of 60 seconds and is
simply a reminder.
Take the SmartKey with you when you leave the vehicle.
X
The SmartKey is currently undetected.
Change the location of the SmartKey in the vehicle.
X
If the SmartKey still cannot be detected:
Insert the SmartKey into the ignition lock and turn it to the desired
X
position.
The SmartKey is not in the vehicle.
A warning tone also sounds.
If the engine is switched off, you can no longer lock the vehicle cen-
trally or start the engine.
Pull over and stop the vehicle safely as soon as possible, paying
X
attention to road and traffic conditions.
Secure the vehicle against rolling away (
X
Locate the SmartKey.
X
Press a on the steering wheel to confirm the display message.
X
Display messages
page 81).
Y
page 159).
Y
253
Z