Mercedes-Benz S-Class Saloon 2021 Owner's Manual page 568

W W ar arning/indicat ning/indicator lamp or lamp
Ú
System error warning lamp
#
Electrical fault warning lamp
V V ehicle ehicle
W W ar arning/indicat ning/indicator lamp or lamp
ï
Trailer tow hitch warning
lamp
P Possible causes/conseq ossible causes/consequences and uences and
*The red system error warning lamp is lit while the vehicle is in a state of operational readiness õ.
There is a malfunction in the drive system.
Note the messages on the driver's display.
#
* The red electrical fault warning lamp is lit.
There is a fault with the electrics.
Note the messages on the driver's display.
#
P Possible causes/conseq ossible causes/consequences and uences and
* The red trailer hitch warning lamp is lit.
The trailer hitch is not operational or is swivelling.
& W W ARNING
ARNING Risk of an accident if the ball neck is not locked
The trailer may become detached.
Stop the vehicle immediately in accordance with the tra c conditions. Do not continue driving.
#
Uncouple the trailer and secure it against rolling away.
#
M M Solutions Solutions
M M Solutions Solutions
Display messages and warning/indicator lamps 565
565