Mercedes-Benz C-CLASS CABRIOLET Operator's Manual page 238

Display messages
236
Display messages
K
Open/Close Conver‐
tible Top Completely
K
Start Engine See
Operator's Manual
¥
Check Washer Fluid
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)
Possible causes/consequences and M Solutions
The roof is not locked.
If you drive at speeds of more than 35 mph (60 km/h), you cannot
open or close the soft top.
Pull over and stop the vehicle safely as soon as possible, paying
X
attention to road and traffic conditions.
Push or pull and hold the soft-top switch until the soft top is fully
X
open or closed ( page 88).
Y
The on-board voltage is too low.
Start the engine.
X
The washer fluid level in the washer fluid reservoir has dropped below
the minimum.
Add washer fluid (
X
Y
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.
page 281).
page 78).
Y