
R
con verts th e kinetic energy of theve hicle
into electric energy
% Ifyo u brake hard, the mechanical brake is
also used. This means that the maximum
re cuperati veenergy cann otbe reco vered.
The more you drive and brake in an anticipa‐
to ry manner, the more ef ficiently there cu‐
perati veenergy can be used.
Sy stem limits
The braking ef fect of the electric mo tor during
re cuperation in overru n mode may be reduced or
may not be available at all in thefo llowing situa‐
tions:
R when the high-voltage battery charge level
inc reases
R ifth e high-voltage battery is not yet at a nor‐
mal operating temp erature
R when driving at speeds close tozero
R in transmission position i
R during and af ter ESP ®
inter venes In
these cases, the desired deceleration is set by
th e brake control sy stem. Also brake with the
service brake if necessar y.
Manually setting recuperative deceleration
%
Yo u can use thesteering wheel gearshift paddles
to manually adju st the intensity of recuperation
in ove rrun mode. %
When theve hicle is star ted again or trans‐
mission position his engaged again, the
st andard setting is automatically set. The
following recuperation le vels are available:
R hà Inte lligent and anticipatory recuper‐
ation wi thECO Assi st (/ page 155)
R hq Norecuperation: theve hicle coasts,
ro lls freely
R h Normal recuperation (s tandard setting)
R h± Increased recuperation: increased
decele ration in overrun mode
R h±± Maximum recuperation: maximum
decele ration in overrun mode #
Toincrease recuperation: briefly pull gear‐
shift paddle 1. #
Toreduce recuperation: briefly pull gear‐
shift paddle 2. #
Select hÃ: pull and hold gearshift pad‐
dle 1or2. 15 0
Driving and pa rking

Switching on
the po wer supp lyor ignition &
WARNING Risk of accident and inju ry
due toleaving children unat tended in the
ve hicle
If ch ildren are left unat tended in theve hicle,
th ey could, in pa rticular:
R open doors, thereby endangering other
persons or road users.
R get out and be stru ck byoncoming traf‐
fi c.
R ope rate ve hicle equipment and become
trapped, forex ample.
In addition, thech ildren could also set the
ve hicle in motion by,fo rex ample:
R releasing the parking brake.
R changing the transmission position.
R starting theve hicle. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. #
Keep theve hicle key out of there ach of
ch ildren. Re
quirements:
R The key is in theve hicle and is recognised.
R The brake pedal is not dep ressed. #
Toswitch on the po wer supp ly:press the
1 button once.
Yo u can, forex ample, activate the wind‐
screen wiper.
The po wer supp lyis switched off again if thefo l‐
lowing conditions are me t:
R You open the driver's door.
R You press but ton1 twice more. #
Toswitch on the ignition: pressthe1 but‐
to n twice.
Indicator and warning lamps appear in the
instrument clus ter.
The ignition is switched off again if one of the
fo llowing conditions is me t:
R You do not start theve hicle within
15 minutes and the transmission is in posi‐
tion jorthe electric parking brake is
applied.
R You press but ton1 once. Driving and pa
rking 151

St
arting theve hicle St
arting theve hicle with thest art/s top but‐
ton
Requ irements:
R theke y is in theve hicle and is recognised. #
Shift the transmission toposition jori. #
Depress the brake pedal and press button
1 once.
R The drive sy stem is star ted.
R The display õappears in the multi‐
function display: theve hicle can be
driven. #
Ifth eve hicle does not star t:switch off non-
essential consumers and press button 1
once. #
Ifth eve hicle still does not start and the dis‐
play message Place the key in the marked
space See Owner's Manual also appears in
th e multifunction display: start theve hicle
with theke y in the mar ked space (emer gency
operation mode) (/ page 152). %
You can swit choff the drive sy stem while
driving. By pressing button 1for about
th re e seconds or bypressing button 1
th re e times within thre e seconds. The trans‐
mission shifts toneutral iautomatically.
When you press but ton1 again, the drive
sy stem starts again and you can en gage
drive position hagain. Be sure toobser ve
th e saf ety no tes under "Driving tips"
(/ page 153).
Obse rve any information rega rding display mes‐
sages that can be displa yed in the multifunction
displa y.
St arting theve hicle with theke y in the
ma rked space (emer gency operation mode)
If th eve hicle does not start and thePlace the
key in the marked space See Owner's Manual
display message appears in the multifunction
displa y,yo u can start theve hicle in emer gency
operation mode. #
Makesure that the mar ked space 2is
em pty. #
Remo vetheke y1 from theke yring. #
Place theke y1 inthe mar ked space 2on
th e symbol 3.
The vehicle will start af ter a short time.
When youre mo vetheke y1 from the
mar ked space 2,theve hicle can be driven.
Fo r fur ther engine starts ho wever,th eke y1 15 2
Driving and pa rking

Note
s on driving through water on the road
sur face
Wa ter which has entered theve hicle can damage
th e drive sy stem, electrics and transmission.
Obser vethefo llowing if you must drive thro ugh
wate r:
R The wate r,when calm, may only reach the
lo we r edge of theve hicle body.
R Drive at walking pace at mos t;wa ter can oth‐
erwise enter theve hicle interior.
R Vehicles tr avelling in front, or oncoming vehi‐
cles, can create waves which may exceed the
maximum permissible dep thofthewa ter.
The braking ef fect of the brakes is reduced af ter
fo rd ing. Brake carefully while paying attention to
th e traf fic conditions until braking po wer has
been fully restored. ECO display function
The ECO display summarises
your driving char‐
acteristics from thest art of the journey toits
completion and assists you in adopting an ef fi‐
cient driving style to maximise range. Yo
u can influence energy consum ption bydoing
th efo llowing:
R Driving with particular care (/ page155)
R Driving theve hicle in drive program Í
or ;(/ page157) The in
ner segment will light up and the outer
segment will fill up when thefo llowing driving
st yle is adop ted:
R 1 Moderate acceleration
R 2 Gentle deceleration and rolling
R 3 Consis tent speed The inner segment will not light up and
the outer
segment will em pty when thefo llowing driving
st yle is adop ted:
R 1 Sporty acceleration
R 2 Heavy braking
R 3 Fluctuations in speed
The ECO display will show you when you ha ve
driven economically:
R The thre e outer segments are comple tely fil‐
led simultaneousl y.
R The ECO display lights up.
The additional range achi eved as a result of your
driving style in comparison with a driver with a
ve ry sporty driving style is shown under Bonus
from start. The range displ ayed does not indicate
a fixe dre duction in consum ption. ECO Assist function
%
The following function is not available in all
countries.
ECO Assist is active on lyin hÃ
(/ page 150). Driving and pa
rking 15 5

ECO Assi
stanal yses data forth eve hicle's expec‐
te dro ute. This allo wsthe sy stem tooptimally
adjust the driving style fo rth ero ute ahead, use
minimal energy and recuperate.
ECO Assi stis displa yed on theAssistance
menu(/ page 250). 1
Event ahead, e.g. roundabout
2 Distance displ ayforth eev ent ahead
3 "Foot off the accelerator" prom pt Displ
ayable pr evious events 1
The following events 1can be de tected and
displ ayed forth ero ute section ahead:
R Vehicle in front
R Speed limit
R Downhill and uphill gradients
R Junctions and roundabouts
R Bends
The segments of dis tance displ ay2 show the
dis tance totheeve nt ahead as follo ws:
R Afew segments light up: theeve nt ahead is
nea r. R
Many segments light up: theeve nt ahead is
fur ther aw ay.
If ECO Assist is active, "Foot off the accelerator"
symbol 3will appear on theAssistance menu
on the multifunction displa y,on the head-up dis‐
play and next tothe transmission position dis‐
pla y.
When theve hicle nears an event, ECO Assi stwill
calculate the optimal speed for minimal energy
consum ption based on the dis tance and speed.
"Foot off the accelerator" recommendation 3
will appear on the multifunction displa y.
If yo uta ke your foot off the accelerator pedal in
good time, there maining segments on the dis‐
play will successively turn green until theeve nt
shown is reached. The driv etra in will be set for
minimal energy consum ption. The vehicle will
re cuperate au tonomous lyand thus charge the
high-voltage batter y.
% You can also manually inc rease or reduce
re cuperation. Ho wever,ECO Assi stisavaila‐
ble on ly inthehà setting
(/ page 150). 15 6
Driving and pa rking

%
This function must be activated for each user
profile sepa rately. The drive program forthe
re spective user profile of the last driver is
only stored if this function is activated. Displaying
vehicle data Multimedia sy
stem:
4 © 5
EQ #
Select Vehicle.
The vehicle data is displa yed. Calling up
the fuel consum ption indicator Multimedia sy
stem:
4 © 5
EQ #
Select Consumption.
The cur rent and average consu mption is dis‐
pl ay ed. Tr
ansmission DIRECT SELECT le
ver Fu
nction of the DIRECT SELECT le ver &
WARNING Risk of accident and inju ry
due toleaving children unat tended in the
ve hicle
If ch ildren are left unat tended in theve hicle,
th ey could, in pa rticular:
R open doors, thereby endangering other
persons or road users.
R get out and be stru ck byoncoming traf‐
fi c.
R ope rate ve hicle equipment and become
trapped, forex ample.
In addition, thech ildren could also set the
ve hicle in motion by,fo rex ample:
R releasing the parking brake.
R changing the transmission position.
R starting theve hicle. #
Never lea vechildren unat tended in the
ve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. #
Keep theve hicle key out of there ach of
ch ildren. Use
the DIRECT SELECT le verto switch the
transmission position. The cur rent transmission
position is displ ayed in the multifunction displa y. Driving and pa
rking 161

j
Park position
k Reversege ar
i Neut ral
h Drive position
En gaging reve rsege ar R #
Depress the brake pedal and push the
DIRECT SELECT le ver upwards past thefirst
point of resis tance. En
gaging neutral N #
Depress the brake pedal and push the
DIRECT SELECT le ver up or down tothefirst
point of resis tance.
Subsequently releasing the brake pedal will
allow youto mo vetheve hicle freel y,e.g. topush
it or tow it away.
If yo uwa ntthe transmission toremain in
neutral N even if the ignition is switched off: #
start theve hicle. #
depress the brake pedal and engage neutral
i. #
release the brake pedal. #
switch the ignition off.
% ifyo uth en exitth eve hicle leaving theke y in
th eve hicle, the transmission remains in neu‐
tral i.
Engaging park position P #
Obser vethe no tes on parking theve hicle
(/ page 181). #
Depress the brake pedal until theve hicle
comes toast andstill. #
When theve hicle is stationar y,press button
j.
Pa rk position is only engaged when the
transmission position display jis shown in
th e driver displa y.If no transmission position
display jappears, secure theve hicle to
pr eve nt it from rolling away.
Pa rk position jis engaged automatically if one
of thefo llowing conditions is me t:
R You swit ch theve hicle off with the transmis‐
sion in position hork.
R You open the driver's door when theve hicle
is at a standstill or when driving at a very low
speed and the transmission is in position h
or k.
% Tomanoeuvre with an open driver's door,
open the driver's door while stationary and
engage transmission position hork
again.
% Ifyo u ha veengaged park position jor
switched off the drive sy stem and no trans‐
mission position display is displa yed, secure
th eve hicle from rolling away ( /page 186). 16 2
Driving and pa rking

The permissible limit
values are obser ved
pr ov ided that:
R The mains po wer supply and thech arging
cable are not damaged.
R The instructions for handling thech arging
cable and controls on thech arging cable
ha ve been follo we d. #
Ifth ech arging cable or thech arging
cable connec tor becomes too hot, ha ve
th e mains po wer supp lyequipment
ch ecked. *
NO
TEDama ged or dirty vehicle soc ket
when the soc ketflap is open #
Alw ayske ep the soc ket co ver and the
soc ketflap closed when there is no
ch arging cable connec ted. This pr otects
th eve hicle soc ket from di rtand dam‐
age. #
Make sure that the soc ket co ver is
closed properly before closing the
soc ketflap. This can otherwise result in damage which may pr
eventthe soc ket
fl ap from being opened again. Re
quirements:
R The transmission is in position j.
R The vehicle is unloc ked or the dis tance
between theke y and theve hicle does not
ex ceed 1 m.
R The drive sy stem has not been star ted.
R The charging cable is not taut.
% Depending on the national version, theve hi‐
cle is equipped with one of thefo llowing
ve hicle soc kets. Combo 1
vehicle soc ket Driving and pa
rking 17 3