Mercedes-Benz C-Class Coupe 2019 Operator's Manual page 461

Display messages
Â
Replace Key Battery
Â
Place the Key in the
Marked Space See Opera-
tor's Manual
Â
Don't Forget Your Key
Possible causes/consequences and
* The SmartKey battery is discharged.
Replace the battery (
/
#
* The SmartKey detection function is malfunctioning.
Change the location of the SmartKey in the vehicle.
#
Start the vehicle with the SmartKey in the slot (
#
* A warning tone also sounds. This message reminds you to take your SmartKey with you when you leave the vehicle.
M M Solutions
page 64).
page 132).
/
Display messages and warning/indicator lamps 459