Mercedes-Benz C-Class-Saloon 2020 Owner's Manual page 453

450 Display messages and warning/indicator lamps
Display messages
Á
Key not detected (red dis‐
play message)
Place the key in the
marked space See Owner's
Manual
Possible causes/consequences and
* The key cannot be detected and may no longer be in the vehicle.
The key is no longer in the vehicle and you switch off the engine:
You can no longer start the engine.
R
You cannot centrally lock the vehicle.
R
Ensure that the key is in the vehicle.
#
If the key detection function has a malfunction due to a strong radio signal source:
Stop the vehicle immediately in accordance with the traffic conditions.
#
Place the key in the slot for starting the engine with the key (
#
* Key detection is malfunctioning.
Change the location of the key in the vehicle.
#
Place the key in the slot for starting the engine with the key (
#
M M Solutions
/
/
Internal use only
page 156).
page 156).