Mercedes-Benz EQS 350 Operator's Manual page 534

Warning/indicator lamp
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Electrical fault warning lamp
Vehicle
Warning/indicator lamp
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Trailer tow hitch warning
lamp
Possible causes/consequences and
* The red electrical fault warning lamp is lit.
There is a fault with the electrics.
Note the messages on the driver's display.
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Possible causes/consequences and
* The red trailer hitch warning lamp is lit.
The trailer hitch is not operational.
& WARNING Risk of an accident if the ball neck is not locked
The trailer may become detached.
Stop the vehicle immediately in accordance with the traffic conditions. Do not continue driving.
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Uncouple the trailer and secure it against rolling away.
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Initiate a new swivelling procedure and do not re-couple the trailer until the display message disappears.
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Note the messages on the driver's display.
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Solutions
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Solutions
M
Display messages and warning/indicator lamps 531