MERCEDES-BENZ CLA 2018 Owners Manual
Page 161 of 326
Conditions for activation You can activat eR ACE START if:R
th ed oors, hood and th et ru nk lid are closed.R
th ee ng in eisr unnin ga nd th et ra nsmission,
all-wheel driv ec lutch and th ee ng in ea re at
operatin gt em perature.R
th es te ering wheel is in th es tr aight-ahead
position. R
th ev ehicle is stationar ya nd th eb rak ep edal is
depressed (lef tf oot).R
th et ra nsmission is in position [ .R
driv ep rogram S , S+ or RACE is selected
( Y
page 129)
Activating RACE START X
Depres st he brak ep edal wit hy our left foot
and keep it depressed. X
Pull and hold bot hs te ering wheel paddle shift-
ers. X
The RAC ES TART Confirm: Paddle UP
Cancel :P addle DOWN message appear si n
th em ultifunction display.X
Release bot hs te ering wheel paddle shifters.
i If th ea ctivation condition sa re no longer ful-
filled, RACE START is canceled. The RACE
START Not Possible See Operator's
Manual message appear sint he multifunction
display. X
To cancel: pull th el eft steering wheel paddle
shifte r( Y
page 136).
or X
To confirm: pull th er igh ts te ering wheel pad-
dle shifte r( Y
page 136).
The RACE START Available Depress gas
pedal message appear sint he multifunction
display.
i If you do no td epress th ea ccelerato rp edal
within af ew seconds, RACE START is can-
celed. The multifunction display shows the
RAC ES TART Canceled message.X
Fully depress th ea ccelerato rp edal.
The engin es pee disi ncreased.
The RACE START Release brake to start
message appear sint he multifunction display.
i If you do no tr elease th eb rak ep edal within
as hort time, RACE START will be canceled. The multifunction display shows the RACE
START Canceled message.X
Tak ey our foo to ff th eb rake, but keep the
accelerato rp edal depressed.
The vehicle pulls away at maximum acceler-
ation.
The RACE START Active message appear si n
th em ultifunction display.
RACE START is deactivate dw hen th ev ehicle
reaches as pee dofa pproximately 50 km/h.
RACE START is deactivate di mmediately if you
release th ea ccelerato rp edal durin gR ACE
START or if any of th ea ctivation condition sa re
no longer fulfilled. The RAC ES TART Not Pos‐
sible See Operator' sM anual or RACE
START Canceled message appear sint he mul-
tifunctio nd isplay.
i If RACE START is used repeatedly within a
short period of time, it is only available again
after th ev ehicle has been driven ac ertain
distance.
AMG adaptiv es port suspension sys-
tem
General notes The electronicall yc ontrolled damping system
work sc ontinuously. This improve sd riving
safety and ride comfort.
The damping is tuned individually to each wheel
and depends on: R
your driving style, e.g .s portyR
th er oad surface condition ,e .g .b umpsR
your individua ls electio no f Sport or Comfort
The suspension settin gisa djusted usin gt he
correspondin gb utto nint he cente rc onsole.
i The mod ec an also be set usin gt he AMG
DYNAMIC SELECT controller ( Y
page 129).
Eac ht im ey ou start th ee ng in ew it ht he Smart-
Key or th eS ta rt/Sto pb utton, Comfort mod ei s
activated. For further informatio na bout starting
th ee ng ine, see ( Y
page 125).Driving systems 159
Driving and parking Z
Page 162 of 326
Sport mode
The firmer settin goft he suspension tuning in
Sport mode ensures even better contact with
the road. Select this mode when employing a
sporty driving style, e.g. on winding country
roads. X
Press button C .
Indicator lamp D lights up. You have selected
Sport mode.
The AMG Suspension System SPORT
mes-
sage appears in the multifunction display.
Comfort mode In Comfort mode, the driving characteristics of
your vehicle are more comfortable. Select this
mode if you favor am ore comfortable driving
style, but also when driving fast on straight
roads, e.g. highways. X
Press button C again so that indicator
lamp D goes out.
You have selected Comfort mode.
The AMG
Suspension System COMFORT mes-
sage appears in the multifunction display.
4MATIC
! Never tow the vehicle with one axle raised.
This may damage the differential. Damage of
this sort is not covered by the Mercedes-Benz
Limited Warranty. All wheels must remain
either on the ground or be fully raised.
Observe the instructions for towing the vehi-
cle with all wheels in full contact with the
ground.
4MATIC, together with ESP ®
,i mproves the trac-
tion of your vehicle whenever ad rive wheel
spins due to insufficient grip. If you fail to adapt your driving style, 4MATIC can
neither reduce the risk of accident nor override
the laws of physics. 4MATIC cannot take
account of road, weather and traffic conditions.
4MATIC is only an aid. You are responsible for
the distance to the vehicle in front ,f or vehicle
speed, for braking in good time and for staying in
your lane.
If ad rive wheel spins due to insufficient grip: R
Only depress the accelerator pedal as far as
necessary when pulling away. R
Accelerate less when driving.
i In wintry driving conditions, the maximum
effect of 4MATIC can only be achieved if you
use winter tires (M+S tires), with snow chains
if necessary.
DYNAMIC BODY CONTROL
General notes DYNAMI CB ODY CONTROL offers improved
driving comfort and continuously controls the
calibration of the dampers. The
damping characteristics adapt to the current
operating and driving situation.
The damping is tuned individually to each wheel
and depends on: R
your driving style, e.g. sporty R
the road surface conditions R
the drive program selected
The drive program can be set using the
DYNAMI CS ELECT button ( Y
page 128).
Selecting Comfort mode In the Comfort drive program, the driving char-
acteristic sofy our vehicle are more comforta-
ble. Therefore, select this drive program if you
prefer am ore comfortable driving style. Also
select the Comfort drive program when driving
fast on straight roads, e.g. on straight stretches
of highway. X
Press DYNAMI CS ELECT button ( Y
page 128)
as many times as necessary until the Com-
fort drive program is selected.160
Driving systems
Driving and parking
Page 163 of 326
Selecting Sport mode The firmer settin goft he suspension tuning in
the Sport drive program ensures even better
contact with the road. Select this drive program
when employing as porty driving style, e.g. on
winding countr yr oads.X
Press DYNAMI CS ELECT button ( Y
page 128)
as many times as necessary until the Sport
drive program is selected.
Parking Assist PARKTRONIC
Important safety notes Parking Assist PARKTRONIC is an electronic
parking aid with ultrasound. It monitor st he area
around your vehicle using six sensors in the
front bumper and six sensors in the rear
bumper. Parking Assist PARKTRONIC visually
and audibly indicates the distance between your
vehicle and an object.
Parking Assist PARKTRONIC is only an aid. It is
not ar eplacement for your attention to your
immediate surroundings. You are always
responsible for safe maneuvering, parking and
exiting ap arking space. Make sure that there
are no persons, animals or object sint he maneu-
vering area while maneuvering and parking in/
leaving parking spaces.
! When parking, pay particular attention to
object sa bove or below the sensors, such as
flower pots or trailer drawbars. Parking Assist
PARKTRONIC does not detect such objects
when they are in the immediate vicinity of the
vehicle. You could damage the vehicle or the
objects.
The sensors may not detect snow and other
object st hat absorb ultrasonic waves.
Ultrasonic sources such as an automatic car
wash, the compressed-air brakes of at ruck or
ap neumatic drill could cause Parking Assist
PARKTRONIC to malfunction.
Parking Assist PARKTRONIC may not function
correctly on uneven terrain.
Parking Assist PARKTRONIC is activated auto-
matically when you: R
switch on the ignition R
shift the transmission to position [ , ^ or
\\ R
release the electric parking brake Parking Assist PARKTRONIC is deactivated at
speeds above 11 mph (18 km/h). It is reactiva-
ted at lower speeds.
Range of the sensors General notes Parking Assist PARKTRONIC does not take into
account obstacles located: R
below the detection range, e.g. people, ani-
mals or objects. R
above the detection range, e.g. overhanging
loads, tail section sorl oading ramps of trucks.
C
Sensors in the front bumper, left-hand side
(example)
The sensors must be free from dirt, ice or slush.
They can otherwise not function correctly. Clean
the sensors regularly ,t aking care not to scratch
or damage them ( Y
page 265).Driving systems 161
Driving and parking Z