Mercedes-Benz E CLASS 2020 Operator's Manual page 458

456 Display messages and warning/indicator lamps
Display messages Possible causes/consequences and
_
* The seat backrest of the corresponding front seat is not engaged.
Front Left Seat Backrest
Not Locked (Example)
¥
* The washer fluid level in the washer fluid reservoir has dropped below the minimum.
Check Washer Fluid
Always switch off the engine before opening the trunk lid.
#
Never drive with the trunk lid open.
#
Close the trunk lid.
#
Fold the seat backrest back until it engages.
#
Refill washer fluid ( page 366).
/
#
M M Solutions