Mercedes-Benz CLA-Class 2015 - Manual (Page 248)

SmartKey
Display messages Possible causes/consequences and M M Solutions
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Key Does Not Key Does Not
Belong to Vehicle Belong to Vehicle
You have put the wrong SmartKey in the ignition lock.
X Use the correct SmartKey.
Â
Take Take Your Your Key Key from from
Ignition Ignition
The SmartKey is in the ignition lock.
X Remove the SmartKey.
Â
Obtain a New Key Obtain a New Key
The SmartKey needs to be replaced.
X Visit a qualified specialist workshop.
Â
Replace Replace Key Key Battery Battery
The SmartKey battery is discharged.
X
Change the battery (
Y
page 78).
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Don't Forget Your Don't Forget Your
Key Key
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 SmartKey is not in the ignition lock.
X Take the SmartKey with you when you leave the vehicle.
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Key Not Detected Key Not Detected
(red display message)
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
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 160).
X Locate the SmartKey.
Because there is interference from a strong source of radio waves,
the key is not detected whilst 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 160).
X
Insert the SmartKey into the ignition lock and bring into key
mode.
246
Display messages
On-board
computer
and
displays