
Do not use
Active Parking Assist in thefo llowing
situations:
R Inextreme weather conditions such as ice,
pac ked snow or in heavy rain.
R When transporting a load that pr otru des
be yond theve hicle.
R Ifth e parking space is on a steep downhill or
uphill gradient.
R When snow chains are fitted.
Ac tive Parking Assist may also display parking
spaces that are not suitable for parking, e.g.:
R Parking spaces where parking is prohibited.
R Parking spaces on unsuitable sur faces.
Ac tive Parking Assist will not assist you with
parking spaces at right angles tothe direction of
tr ave l in thefo llowing situations:
R If two parking spaces are located immedi‐
ately next toeach other.
R Ifth e parking space is immediately next to a
low obs tacle su chas a kerb. Ac
tive Parking Assist will not assist you with
parking spaces parallel or at right angles tothe
direction of tr avel in thefo llowing situations:
R Ifth e parking space is on a kerb.
R Ifth e parking space is bordered byan obs ta‐
cle, e.g. a tree, a post or a traile r.
Pa rking with Active Park ing Assist
% Depending on theve hicle's equipment, the
button may also be located at a dif fere nt
position in the cent reconsole. #
Press button 1. 232
Driving and pa rking 

The
Active Parking Assist view appears on the
multimedia sy stem displa y.Area 2displ ays
de tected pa rking spaces 4and vehicle path
3.
% Vehicle path 3shown on the multimedia
sy stem display may dif fer from the actual
ve hicle path. #
Ifyo u ha vedriven past a parking space: bring
th eve hicle toast andstill. #
Select desired parking space 4. #
Where necessar y,select the parking direc‐
tion: forw ards or reve rse.
Ve hicle path 3is shown, depending on
selected parking space 4and the parking
direction. #
Confirm selected parking space 4.
% The turn signal indicator is switched on auto‐
matically when the parking procedure
begins. The turn signal indicator is switched
off automatically when you swit chtoh .
Yo u are responsible for selecting the turn signal
in accordance with the traf fic conditions. If nec‐
essar y,select the turn signal accordingly. &
WARNING Risk of accident due tovehi‐
cle swinging out while parking or pulling
out of a parking space
While parking or exiting a parking space, the
ve hicle swings out and can drive onto areas
of the oncoming lane.
This could cause youto collide wi thobjects
or other road users. #
Pay attention toobjects and other road
users. #
Where necessar y,stop theve hicle or
cancel the parking procedure with
Ac tive Parking Assist. #
If,forex ample, thePlease engage reverse
gear message appears in the multimedia sys‐
te m display: select the cor responding trans‐
mission position.
The vehicle drives into the selected parking
space. #
Vehicles with manual transmission: stop
as soon as Parking Assist PARKTRONIC
sounds the continuous warning tone, if not
be fore . Depending on the message or as
re qu ired, engage forw ard or reve rsege ar.
On completion of the parking procedure, the
Parking Assist finished, take control of vehicle
display message appears. Further manoeuvring
may still be necessar y. #
After completion of the parking procedure,
safeguard theve hicle against rolling away. Driving and pa
rking 233 

When
requ ired bylegal requirements or local
conditions: turn the wheels towa rdsth eke rb.
% You can stop theve hicle and change the
transmission position du ring the parking pro‐
cedure. The sy stem then calculates a new
ve hicle path. The parking procedure can
th en be continued. If no new vehicle path is
av ailable, the transmission position will be
ch anged again. If theve hicle has not yet
re ached the parking space, the parking pro‐
cedure will be cancelled, should a gear be
ch anged.
Exiting a pa rking space with Active Parking
Assist
Re quirements:
R The vehicle has been par ked with Active
Pa rking Assist.
% Depending on theve hicle's equipment, the
button may also be located at a dif fere nt
position in the cent reconsole.
Please no tethat you are responsible forth eve hi‐
cle and sur roundings during the entire parking
procedure. #
Start theve hicle. #
Press button 1.
The Active Parking Assist view appears on
th e multimedia sy stem displa y. #
Ifth eve hicle has been par ked at right angles
to the direction of tra vel: in area 2, select
direction of tra vel3.
% The vehicle path shown on the multimedia
sy stem display may dif fer from the actual
ve hicle path. #
Confirm direction of exit3 todrive out of
th e parking space.
% The turn signal indicator is switched on auto‐
matically when theex itth e parking space
procedure begins. 234
Driving and parking 

Yo
u are responsible for selecting the turn signal
in accordance with the traf fic conditions. If nec‐
essar y,select the turn signal accordingly. &
WARNING Risk of accident due tovehi‐
cle swinging out while parking or pulling
out of a parking space
While parking or exiting a parking space, the
ve hicle swings out and can drive onto areas
of the oncoming lane.
This could cause youto collide wi thobjects
or other road users. #
Pay attention toobjects and other road
users. #
Where necessar y,stop theve hicle or
cancel the parking procedure with
Ac tive Parking Assist. #
If,forex ample, thePlease engage forward
gear message appears in the multimedia sys‐ te
m display: select the cor responding trans‐
mission position.
The vehicle mo ves out of the parking space.
The turn signal indicator is switched off auto‐
maticall y. Example:
vehicles with 360° Camera
Af terth eex iting procedure has been comple ted,
th eParking Assist finished, take control of vehi-
cle message appears in the display of the multi‐
media sy stem. A warning tone and displ ay4 in
th e display of the multimedia sy stem prom ptyou
to tak eove r control of theve hicle. You ha veto
accelerate, brake, steer and change gear your‐
self again. Fu
nction of Drive Away Assist
% Drive AwayAssi stis only available forve hi‐
cles with automatic transmission.
Drive AwayAssi stcan reduce the se verity of an
impact when pulling away. If an obs tacle is
de tected in the direction of tr avel, theve hicle's
speed is brief lyreduced toappr ox. 2 km/h. If a
critical situation is de tected, thefo llowing sym‐
bol appears in the multimedia sy stem display: &
WARNING Risk of accident caused by
limited de tection per form ance of Drive
Aw ayAssi st
Drive AwayAssi stcannot al ways clearly iden‐
tify objects and traf fic situations.
In su chcases, Drive AwayAssi stmight:
R Warnyou without reason and limit the
ve hicle speed. Driving and parking
235 

R
Ifth eve hicle is reve rsing at walking pace.
R Ifth e manoeuvring assis tance function is
acti vated in the multimedia sy stem.
Sy stem limitations
The Cross Traf fic Alert function is not available
on inclines and when driving with a trailer.
Ac tivating/deactivating manoeuv ring assis‐
tance
Multimedia sy stem:
4 © 5
Settings 5
Assistance
5 Camera & parking #
Switch Manoeuvring assist. on or off.
% Manoeuvring assis tance mu stbe active for
th e function of Drive AwayAssi st
( / page 235) and Cross Traf fic Alert
(/ page 236). AT
TENTION ASSI ST Fu
nction of ATTENTION ASSI ST
AT TENTION ASSIST assists you on long, mon oto‐
nous journe ys, e.g. on mo torw ays and trunk
ro ads. If ATTENTION ASSIST de tects indicators of
fatigue or increasing lapses in concentration
on the part of the driver, it suggests taking a
brea k.
AT TENTION ASSIST is only an aid. It cannot
alw ays de tect fatigue or lapses in concentration
in time. The sy stem is not a substitute for a well-
re sted and attentive driver. On long journe ys,
ta ke regular breaks in good time that allow for
adequate recuperation.
Yo u can choose between two settings.
R Standard: normal sy stem sensitivity.
R Sensitive: higher system sensitivity. The
driver is warned earlier and the attention
le ve l de tected byATTENTION ASSIST is adap‐
te d according ly.
If dr owsiness or increasing lapses in concentra‐
tion are de tected, theATTENTION ASSIST: Take
a break! warning appears in the instrument dis‐
pla y.Yo u can ackn owledge the message and
ta ke a break where necessar y.Ifyo u do not take
a break and ATTENTION ASSIST continues to
de tect increasing lapses in concentration, you
will be warned again af ter a minimum of
15 minutes. Yo
u can ha vethefo llowing status information for
AT TENTION ASSIST displa yed in the assis tance
menu of the on-board computer:
R The length of the journey since the last
break.
R The attention le vel de term ined byATTENTION
ASSIS T:
- the fuller the circle, the higher the atten‐
tional le vel de term ined
- asyour attention wanes, the circle in the
centre of the display becomes smaller Driving and parking
237 

If
AT TENTION ASSIST is unable tocalculate the
attention le vel and cannot issue a warning, the
System suspended messageappears.
If a warning is given in the instrument displa y,
th e multimedia sy stem of fers to sear chfor a rest
area. You can select a rest area and start naviga‐
tion tothis rest area. This function can be activa‐
te d and deactivated in the multimedia sy stem.
If AT TENTION ASSIST is deactivated, theé
symbol appears in the assis tance graphic in the
instrument display when the engine is running.
AT TENTION ASSIST is activated automatically
when the engine is re-sta rted. The last selected
sensitivity le velre mains stored.
Sy stem limitations
AT TENTION ASSIST is active in the 60 km/h to
200 km/h speed range.
The functionality of ATTENTION ASSIST is
re stricted, and warnings may be dela yed or not
occur at all in thefo llowing situations:
R Ifyo u ha vebeen driving for less than appr ox‐
imately 30 minutes. R
Ifth ero ad condition is poor (une venro ad
sur face or po tholes).
R Ifth ere is a strong side wind.
R Ifyo u adopt a sporty driving style (high cor‐
nering speeds or high rates of acceleration).
R Ifth eSt eering Assist function of Active Dis‐
ta nce Assi stDISTRONIC is acti ve.
R Ifth e time has been set incor rectly.
R In acti vedriving situations, if youch ange
lanes and vary your speed frequentl y.
The ATTENTION ASSIST tiredness or alertness
assessment is dele ted and restar ted when con‐
tinuing the journey in thefo llowing situations:
R Ifyo u swit choff the engine.
R Ifyo u unfas tenyo ur seat belt and open the
driver's door (e.g. changing drivers or taking
a break). Setting
ATTENTION ASSI ST
Multimedia sy stem:
4 © 5
Settings 5
Assistance
5 Attention Assist
Setting options #
Select Standard, SensitiveorOff.
Suggesting a rest area #
Select Suggest rest area . #
Activate or deacti vate the function.
If AT TENTION ASSIST de tects fatigue or
increasing la ckof attention, it suggests a
re st area in the vicinit y. #
Select the sugges tedre st area.
Yo u are guided tothe selected rest area. Speed Limit Assist
Fu
nction of Speed Limit Assist
% The availability of thefo llowing function is
countr y-dependent. 238
Driving and parking 

Speed Limit Assi
stdetects speed limits wi th
multifunction camera 1and displa ys them in
th e instrument clus ter and optionally in the
head-up displa y.The camera also de tects speed
limits wi thare striction indicated byan addi‐
tional sign (e.g. in wet conditions). The sy stem
de tects stop signs, thereby pr eventing the
engine from being switched off bythe ECO
st art/ stop function.
Speed Limit Assist is only an aid. The driver is
re sponsible forke eping a safe dis tance tothe
ve hicle in front, forve hicle speed and for braking
in good time. The maximum permissible speed
also depends on factors su chasthero ad sur‐
fa ce and traf fic conditions. Wa
rning when the maximum permissible
speed is exceeded
The sy stem can warnyou if you unin tentional ly
exc eed the maximum permissible speed. Todo
th is, you can specify in the multimedia sy stem
by how much the maximum permissible speed
can be exceeded before a warning is issued. Yo u
can specify whe ther thewa rning is tobe just a
visual warning or an acoustic one as well.
Display in the instrument display 1
Perm issible speed
2 Perm issible speed when there is a restriction
3 Additional sign with restriction %
The illu stra tion sho wsthe instrument display
in the widescreen cockpit
Sy stem limitations
The sy stem may be impaired or may not function
in thefo llowing situations:
R Ifth ere is poor visibility, e.g. due toinsuf fi‐
cient illumination of thero ad, if there are
highly variable shade conditions or in rain,
sno w,fog or heavy spr ay.
R Ifth ere is glare, e.g. from oncoming traf fic,
di re ct sunlight or reflections.
R Ifth e windscreen in the area of the multi‐
function camera is dirty, or if the camera is
mis ted up, damaged or co vered.
R Ifth e tra ffic signs are hard todetect, e.g. due
to dirt or sno w,or because they are co vered
or due toinsuf ficient lighting.
R Ifyo u turn sharply when traf fic signs are out‐
side the camera's field of vision. Driving and parking
239 

Setting Speed Limit Assist
Multimedia sy
stem:
4 © 5
Settings 5
Assistance
5 Speed Limit Assist
Ad justing the type of warning #
Select Visual & audible ,Visual orNone.
Ad justing the warning threshold
This value de term ines the speed at which a
wa rning is issued when exceeded. #
Select Warning threshold. #
Set the desired speed.
% If one of thefo llowing sy stems is activated,
th e speed de tected can be manually adop ted
as the speed limit:
R Active Dis tance Assi stDISTRONIC
R Cruise control
R Variable limiter
Fu rther information (/ page 207).
Speed Limit Assist is only an aid. The driver is
re sponsible forke eping a safe dis tancetothe
ve hicle in front, forve hicle speed and for braking in good time. The maximum permissible speed
also depends on
factors su chasthero ad sur‐
fa ce and traf fic conditions. Tr
af fic Sign Assist Fu
nction of Traf fic Sign Assist Tr
af fic Sign Assi stdetects traf fic signs wi thmul‐
tifunction camera 1. It assistsyo uby display‐
ing de tected speed limits and overtaking restric‐
tions in the instrument clus ter and optionally in
th e head-up display or cent ral displa y. Since
Traf fic Sign Assi stalso uses the data
st ored in the navigation sy stem, it can update
th e display in thefo llowing situations without
de tecting traf fic signs:
R When theve hicle changes roads, e.g. slip
ro ad or mo torw ay ex it.
R When a village or town boundary which is
st ored in the digital map is passed.
If th e sy stem de tects that you are driving on to a
section of road in the wrong direction of tr avel, it
triggers a warning.
The camera also de tects traf fic signs wi th a
re striction indicated byan additional sign (e.g. in
we t conditions).
Tr af fic Sign Assi stis only an aid. The driver is
re sponsible forke eping a safe dis tance tothe
ve hicle in front, forve hicle speed and for braking
in good time.
Wa rning when the maximum permissible
speed is exceeded
The sy stem can warnyou if you unin tentionally
exc eed the maximum permissible speed. Todo
th is, you can specify in the multimedia sy stem 240
Driving and pa rking