Mercedes-Benz S-Class Saloon W223 2021 Owner's Manual page 201

The ECO display assesses the following criteria for
an economical driving style:
coasting at the right time
R
consistent speed
R
moderate acceleration
R
The overall assessment of your driving style "from
start" is indicated with stars. It starts with five
empty stars, which you can fill one after the other
if you drive efficiently. When all five stars are fil-
led, a glow appears in the background.
%
You can call up the ECO display
Classic Exclusive
the and menus
( page 297).
/
ECO Assist function (vehicles with 48 V on-board
electrical system)
% ECO Assist is active only in drive pro-
grams ; and A.
ECO Assist analyses data for the vehicle's expec-
ted route. This allows the system to optimally
adjust the driving style for the route ahead, save
fuel and recuperate. If the system detects an
event ahead and the vehicle nears the event, ECO
Assist will calculate the optimum speed for maxi-
mum fuel economy and recuperative energy
based on the distance, speed and downhill gradi-
ent.
function via
ECO Assist display on the driver's display on the
Assistance menu
1 "Foot off the accelerator" recommendation
2 Route event ahead
If a route event that can be dealt with more effi-
ciently by adjusting your driving style is detected
ahead, corresponding symbol
played.
2 will be dis-
P223 0288 02
Driving and parking 199
In addition, the ý symbol will be displayed
until you take your foot off the accelerator or until
you have passed the route event.
Symbol 2 will disappear as soon as ECO Assist
cannot identify any further recommendations
from the route ahead.
The following route events can be detected by
ECO Assist:
3 Roundabout
4
S-bend
5
Sharp bend
6
T-junction