Mercedes-Benz S-Class 2023, Operator'S Manual

Page: 497 / 622

Display messages Possible causes/consequences and
M
Solutions
®
Key Not Detected (white
display message)
* The SmartKey is currently undetected.
#
Change the location of the SmartKey in the vehicle.
#
Try to start the vehicle.
#
If the SmartKey is still not detected, place it in the marked space for starting with the SmartKey (
/
page 204).
#
Start the vehicle.
®
Key Not Detected (red dis-
play message)
* The key can no longer be detected during a journey and may no longer be in the vehicle.
If the key is no longer in the vehicle and you switch off the vehicle:
R
You can no longer start the vehicle.
R
You cannot centrally lock the vehicle.
#
Ensure that the key is in the vehicle.
If the key is in the vehicle and is still not detected:
#
Stop the vehicle immediately in accordance with the traffic conditions.
#
Place the key in the slot for starting the engine with the key (
/
page 204).
The key battery is weak or discharged.
#
Check the battery using the indicator lamp (
/
page 82).
#
Replace the key battery, if necessary (
/
page 85).
Display messages and warning/indicator lamps 495