steering MERCEDES-BENZ SLC 2017 User Guide

The seats can still be adjusted when there is no
SmartKey in the ignition lock.
G WARNING
When you adjust as eat, you or other vehicle
occupant sc ould become trapped, e.g. on the
seat guide rail. There is ar isk of injury.
Make sure when adjusting as eat that no one
has any body parts in the sweep of the seat.
Observe the safety notes on "Air bags"
( Y
page 42) and "Children in the vehicle"
( Y
page 51).
G WARNING
If the driver's seat is not engaged, it could
move unexpectedly while the vehicle is in
motion .T his could cause you to lose control of
the vehicle. There is ar isk of an accident.
Always make sure that the driver's seat is
engaged before starting the vehicle.
G WARNING
If you adjust the seat height carelessly, you or
other vehicle occupant sc ould be trapped and
thereby injured. Children in particular could
accidentally press the electrical seat adjust-
ment button sa nd become trapped. There is a
risk of injury.
While moving the seats, make sure that your
hands or other body parts do not get under the
lever assembly of the seat adjustmen ts ys-
tem.
G WARNING
If the head restraints are not installed or not
adjusted correctly, they cannot provide pro-
tection as intended. There is an increased risk
of injury in the head and neck area, e.g. in the
event of an accident or when braking.
Always drive with the head restraints instal-
led. Before driving off, make sure for every
vehicle occupant that the center of the head
restraint supports the back of the head at
about eye level. G WARNING
You could lose control of your vehicle if you do
the following while driving: R
adjust the driver's seat, head restraint,
steerin gw heel or mirrors R
fasten the seat belt
There is ar isk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirror and fasten your seat belt
before starting the engine.
! To avoid damage to the seats and the seat
heating, observe the following information: R
keep liquids from spilling on the seats. If
liquid is spilled on the seats, dry them as
soon as possible. R
if the seat covers are damp or wet, do not
switch on the seat heating. The seat heat-
ing should also not be used to dry the seats. R
clean the seat covers as recommended;
see the "Interior care" section. R
do not transport heavy loads on the seats.
Do not place sharp object sont he seat
cushions, e.g. knives, nails or tools. The
seats should only be occupied by passen-
gers, if possible. R
when the seat heating is in operation, do
not cover the seats with insulating materi-
als, e.g. blankets ,c oats, bags, seat covers,
child seats or booster seats.
! Make sure that there are no object sint he
footwell under or behind the seats when mov-
ing the seats back. There is ar isk that the
seats and/or the object sc ould be damaged.
i The head restraints are equipped with the
NECK-PRO system ( Y
page 50). For this rea-
son, it is not possible to remove the head
restraints from the seats.
For more information, contact aq ualified spe-
cialist workshop. Seats 83
Seats, steering wheel and mirrors Z

You can adjust the contour of the seat backrests
individually to provide optimum support for your
back.
Switching th es eat heating on/off
Switching on/off
G WARNING
Repeatedly switching on the seat heatin gc an
cause the seat cushio na nd backrest pads to
becom ev ery hot .T he health of person sw ith
limited temperature sensitivity or al imited
ability to react to excessively high tempera-
ture sm ay be affected or the ym ay even suffer
burn-like injuries. There is ar isk of injury.
Therefore, do not switc ht he seat heatin go n
repeatedly.
Driver' sa nd front-passenger seat
The three red indicator lamps in the button indi-
cat et he heatin gl evel you have selected.
The syste ma utomatically switches down from
level 3 to level 2 afte ra pproximately eight
minutes.
The syste ma utomatically switches down from
level 2 to level 1 afte ra pproximately ten
minutes.
The syste ma utomatically switches off approx-
imately 20 minutes afte ritiss et to level 1 .X
Make sure that the SmartKey is in position 1
or 2 in the ignition lock.X
To switch on: press button C repeatedly
until the desired heatin gl evel is set.X
To switch off: press button C repeatedly
until all the indicator lamps go out. Problem sw ith th es eat heatingThe seat heatin gh as switched off prematurely
or cannot be switched on. The vehicle's electri-
cal syste mv oltage is too low because too many
electrical consumers are switched on. X
Switch off electrical consumers that you do
not need, such as the rear window defroster
or interior lighting. X
Onc et he battery is sufficiently charged,
switc hont he seat heatin ga gain.
AIRSCARF
Switching on/off
G WARNING
When AIRSCARF is switched on, very hot air
can flow from the vents in the head restraints.
This could result in burns in the immediate
vicinity of the air vents. There is ar isk of injury.
Reduce the heater output befor eitb ecomes
too hot.
The AIRSCARF function warms the head and
nec ka rea of vehicle occupant sw ith warm air.
The warm air flows out of the holes in the head
restraints.
The three red indicator lamps in the button indi-
cat et he heatin gl evel you have selected. X
Make sure that the SmartKey is in position 2
in the ignition lock. X
To switch on: press button C .
Three red indicator lamps in the button light
up. The blower starts up afte rap reheating
phase of seven seconds. Seats 85
Seats, steering wheel and mirrors Z

X
Press button C repeatedly until the desired
heating level is set. X
To switch off: press button C repeatedly
until all the indicator lamps go out.
i The blower continues runnin gf or seven sec-
onds to cool down the heating elements.
i If the battery voltage is too low, AIRSCARF
may switch off.
Problems with AIRSCARF AIRSCARF has switched off prematurely or will
not switch on. The vehicle's electrical system
voltage is too low because too many electrical
consumers are switched on. X
Switc ho ff electrical consumers that you do
not need, such as the rear window defroster
or interior lighting. X
Switc honA IRSCARF again.
Steering wheel
Important safety notes
G WARNING
You could lose control of your vehicle if you do
the following while driving: R
adjust the driver's seat, head restraint,
steerin gw heel or mirrorsR
fasten the seat belt
There is ar isk of an accident.
Adjust the driver's seat, head restraint, steer-
ing wheel and mirror and fasten your seat belt
before starting the engine.
G WARNING
Children could injure themselves if they
adjust the steerin gw heel. There is ar isk of
injury.
When leaving the vehicle, alway st ake the
SmartKey with you and lock the vehicle. Never
leave children unsupervised in the vehicle.
The electrically adjustable steerin gw heel can
still be adjusted when there is no SmartKey in
the ignition lock. Adjusting the steering wheel man-
ually
G WARNING
If the steerin gw heel is unlocked while the
vehicle is in motion ,itc ould change position
unexpectedly. This could cause you to lose
control of the vehicle. There is ar isk of an
accident.
Before starting off, make sure the steering
wheel is locked. Never unlock the steering
wheel while the vehicle is in motion.
C
Release lever D
Adjust st he steerin gw heel height

Adjusting th es te ering wheel elect ri -
cally
C
Adjusts th es te ering whee lh eightD
Adjusts th es te ering whee lp osition (fore-
and-af ta djustment)
i Further relate ds ubjects :R
EASY-ENTRY/EXIT feature ( Y
page 87 )R
Storing setting s( Y
page 91 )
EASY-ENTRY/EX IT featu re
Import ant safety notes
G WARNIN G
If you drive off while th eE AS Y-ENTRY/EXIT
feature is making adjustments ,y ou could lose
control of th ev ehicle. There is ar is kofa n
accident.
Always wait until th ea djustmen tp rocess is
complete before drivin go ff .
G WARNIN G
When th eE AS Y-ENTRY/EXIT feature adjust s
th es te ering wheel, you and other vehicl e
occupant s–p articularly children –c ou ld
become trapped .T here is ar is kofi njury.
Whil et he EASY-ENTRY/EXIT feature is mak -
ing adjustments ,m ak es ur et ha tnoo ne has
any body part sint he swee poft he steering
wheel. If somebod yb ecome st ra pped :R
press on eoft he memory function position
buttons ,o r R
mov et he switch for steering whee la djust -
men tint he opposit ed irection to that in
whic ht he steering whee lism oving .
The adjustmen tp rocess is stopped.
G WARNIN G
When th eE AS Y-ENTRY/EXIT feature adjust s
th es te ering whee la nd th ed river's seat ,y ou
and other vehicl eo cc upant s–p articularly
children –c ou ld become trapped .T here is a
ris kofi njury.
Whil et he EASY-ENTRY/EXIT feature is mak -
ing adjustments ,m ak es ur et ha tnoo ne has
any body part sint he swee poft he seat and
th es te ering wheel.
If somebod yb ecome st ra pped :R
press on eoft he memory function position
buttons ,o r R
press on eoft he memory function memory
buttons ,o r R
mov et he switch for steering whee la djust -
men tint he opposit ed irection to that in
whic ht he steering whee lism oving
The adjustmen tp rocess is stopped.
G WARNIN G
If you use opening sint he bodywork or
detachable part sass te ps, you could:R
slip and/o rf all R
damag et he vehicl ea nd caus ey ourself to
fall.
There is ar is kofi njury.
Always use secure climbin ga ids, e.g. as uita-
ble ladder.
The EASY-ENTRY/EXIT feature makes getting in
and out of your vehicl ee asier.
You can activat ea nd deactivat et he EASY-
ENTRY/EXIT feature in th eo n-bo ard computer
( Y
page 174).Steering wheel 87
Seats ,s teering wheel and mirrors Z

Position of the steering wheel when the
EASY-ENTRY/EXIT featur eisa ctiveThe steering wheel swings upwards when you: R
remove the SmartKey from the ignition lock R
open the driver's door with KEYLESS-GO in
position 1R
open the driver's door and the SmartKey is in
position 0 or 1 in the ignition lock
i The steering wheel only moves upwards if it
has not already reached the upper end stop.
Position of the steering wheel for driv-
ing The steering wheel is moved to the last selected
position when: R
the driver's door is closed R
you insert the SmartKey into the ignition lock
or R
you press the Start/Stop button once on vehi-
cles with KEYLESS-GO
When you close the driver's door with the igni-
tion switched on, the steering wheel is also
automatically moved to the previously set posi-
tion.
The last position of the steering wheel is stored
when you switch off the ignition or when you
store the settin gw ith the memory function
( Y
page 91).
Crash-responsive EASY-EXIT feature If the crash-responsive EASY-EXIT feature is trig-
gered in an accident, the steering column will
move upwards when the driver's door is opened.
This occurs irrespective of the position of the
SmartKey in the ignition lock. This makes it eas-
ier to exit the vehicle and rescue the occupants.
The crash-responsive EASY-EXIT feature is only
operational if the EASY-EXIT/ENTRY feature is
activated in the on-board computer
( Y
page 174). Mirrors
Rear-view mirror X
Anti-glare mode: flick anti-glare lever C for-
wards or back.
Exterior mirrors
Adjusting the exterior mirrors
G WARNING
You could lose control of your vehicle if you do
the following while driving: R
adjust the driver's seat, head restraint,
steering wheel or mirrors R
fasten the seat belt
There is ar isk of an accident.
Adjust the driver's seat, head restraint ,s teer-
ing wheel and mirror and fasten your seat belt
before startin gt he engine.
G WARNING
The exterior mirror on the front-passenger
side reduces the size of the image. Visible
object sa re actually closer than they appear.
This means that you could misjudge the dis-
tance from road users traveling behind, e.g.
when changing lane. There is ar isk of an acci-
dent.
For this reason, always make sure of the
actual distance from the road users traveling
behind by glancing over your shoulder.88
Mirrors
Seats, steering whee la nd mirrors

X
Adjust the sea te le ctrically ( Y
page 84).X
On the driver's side ,a dj us tt he steering wheel
( Y
page 87 )a nd the exterio rm irrors
( Y
page 88).X
Press memory button M and one of the stor-
ag ep osit io nb ut tons 1 , 2 or 3 withi nt hree
seconds.
The settings ar es tored in the selecte dp reset
position. At one sounds when the settings
have been completed.
Calling up as tored setting
X
Press and hol dt he relevant storag ep osition
button 1 , 2 or 3 unti lt he seat, steering wheel
and exterio rm irrors ar eint he stored position.
i The setting procedur eisi nterrupte dass oon
as yo ur elease the storag ep osition button.92
Memory function
Seats, steering wheel an dm irrors

X
To switc hont he high-beam headlamps:
turn the light switch to X or X .X
Press the combinatio ns wi tch beyond the
pressure point in the direction of arrow C .
In the X position, the high-bea mh ead-
lamps are onl ys wi tched on when it is dark and
the engine is running.
The blue W indicator lamp in the instru-
ment cluster lights up when the high-beam
headlamps are switched on. X
To switc ho ff the high-beam headlamps:
move the combinatio ns wi tch back to its nor-
ma lp osition.
The blue W indicator lamp in the instru-
ment cluster goe so ut .
Hazard warning lamps
X
To switc hont he hazard warning lamps:
press button C .
All turn signals flash. If yo un ow switch on a
turn signa lu si ng the combinatio ns wi tch ,o nly
the turn signa ll am pont he corresponding
side of the vehicl ew il lf lash.X
To switc ho ff the hazard warning lamps:
press button C .
The hazard warning lamps automaticall ys wi tch
on if: R
an ai rb ag is deployed orR
the vehicl ed ec elerates rapidly from as peed
of above 45 mph (70 km/h )a nd come stoa
standstill
The hazard warning lamps switch off automati-
cally if the vehicl er eache sas peed of above
6m ph (10 km/h )a gain afte raf ul lb rake appli-
cation.
i The hazard warning lamps stil lo pe rate if the
ignition is switched off. Cornerin gl ig ht functionThe cornering light functio ni mprove st he illu-
minatio noft he roa do ve raw id ea ngle in the
direction yo ua re turning, enabling better visi-
bility in tight bends, for example. The cornering
light functio nc an onl ybea ctivate dw he nt he
low-bea mh eadlamps are switched on.
Active: R
if yo ua re driving at speed sb elow 25 mph
(40 km/h )a nd switch on the turn signa lo r
turn the steering wheel R
if yo ua re driving at speed sb et ween 25 mph
(40 km/h )a nd 45 mph (70 km/h )a nd turn
the steering wheel
The cornering lamp ma yr emai nl it for as hort
time ,b ut is automaticall ys wi tched off afte rn o
more tha nt hre em inutes.
Cornerin gl ig ht functio nw it ht raffi cc ir cle
function:
The cornering light functio ni sa ctivate donb ot h
side sb ef ore entering at raffic circle throug ha n
evaluation of the current GP Sp osition of the
vehicle. It remains active unti la fte rt he vehicle
ha sl ef tt he traffic circle .Int hi sw ay ,p edes trians
crossing the road, for example, are illuminated
by your vehicl eing oo dt ime.
Active light function The active light functio ni sas ys tem tha tm oves
the headlamps according to the steering move-
ments of the front wheels .Int hi sw ay ,r elevant
areas remai ni llum inated whil ed riving .T his
allows yo utoi de ntify pedestrians ,c yclists and
animals.
Active: when the lights are switched on.
Vehicles with Lane Keeping Assist: the active
light functio ne valuate st he course of the lane in
which yo ua re driving and pre-emptively con-
trol st he active light function.
Adaptiv eH ighbeam Assist
General notes
Yo uc an us et hi sf unctio ntos et the headlamps
to change between lo wb ea ma nd high beam
automatically. The system recognizes vehicles
with thei rl ig hts on, either approaching from the
opposite direction or traveling in front of yourExterior lighting 95
Lights and windshield wiper s Z

Problem
Possible causes/consequences and P Solutions
The coolant temperature
gauge shows av alue
above 248 ‡( 120 †).
The coolant warning
lamp may also be on and
aw arning tone may
sound. The coolant level is too low. The coolant is too hot and the engine is no
longer being cooled sufficiently. X
Stop as soon as possible and allow the engine and the coolant to
cool down. X
Check the coolant level ( Y
page 233). Observe the warning notes
as you do so and add coolant if necessary.
If the coolant level is correct ,t he engine radiator fan may be faulty. The
coolant is too hot and the engine is no longer being cooled sufficiently. X
At coolant temperatures below 248 ‡( 120 †), drive to the nearest
qualified specialist workshop. X
Avoid heavy loads on the engine as you do so, e.g. driving in moun-
tainou st errai na nd stop-and-go traffic.
DYNAMIC SELEC Tb uttonUse the DYNAMIC SELECT button to change the
drive program. Depending on the drive program
selected the following vehicle characteristics
wil lc hange: R
the drive (engine and transmission manage-
ment) R
the suspensio n( vehicles with adaptive
adjustabl ed amping or AMG sports suspen-
sion) R
the steering R
the availability of the ECO start/stop function
Each time you start the engine with the Smart-
Key or the Start/Stop button, drive program C is
activated. For further information about starting
the engine, see ( Y
pag e1 16).
X
Press DYNAMIC SELECT button C as many
times as necessary until the desired drive
progra miss elected.
The selected drive progra ma ppears in the
multifunction display. After as hort time the displa yg oes out and the status icon of the
selected drive progra ma ppears.
In addition, the current drive progra ms ettings
are displayed briefly in the multimedi as ystem
display.
i In af ew countries, the ECO start/stop func-
tion is deactivated at the factory due to the
available fuel grade. In this case, the ECO
start/stop function is not available in any
drive program, regardless of the displa yint he
multimedi as ystem display.
Availabl ed rive programs:
C Comfort Comfortabl ea nd economi-
cal driving characteristics
S Sport Sporty driving characteris-
tics
S+ Sport Plus Particularly sporty driving
characteristics
I Individual Individua ls ettings
E Economy Particularly economical
driving characteristics
Additional information for drive programs
( Y
pag e1 25).DYNAMI CS ELEC Tb utton 121
Driving and parking Z

Kickdown Use kickdown for maximum acceleration .X
Depress th ea ccelerato rp edal beyon dt he
pressur ep oint.
The automatic transmission shift stoal ower
gear depending on th ee ng in es peed.X
Eas eo ff th ea ccelerato rp edal once th e
desire ds peed is reached.
The automatic transmission shift sb ac ku p.
Drive programs
Drive program C( Comfort)Drive progra m C is characterized by th ef ollow-
ing : R
th ev ehicl ed elivers comfortable, economical
handlin gc ha racteristics .R
th ev ehicl ep ulls away mor eg entl yinf orward
and revers eg ears, unless th ea ccelerato r
pedal is depressed fully. R
th ev ehicl eh as improved drivin gs ta bility, for
exampl eons lipper yr oad surfaces.R
optimal fuel consumption resulting from th e
automatic transmission shifting up sooner.
The vehicl eisd riven in th el ow engin es pee d
range and th ew heels are less likely to spin .R
th es uspension exhibits comfortable damping
setting s( vehicles wit ha daptive adjustable
damping or AM Gs port ss uspension).R
th es te ering exhibits ac omfo rtable steering
curve.
Drive program S( Sp ort )Drive progra m S is characterized by th ef ollow-
ing : R
th ev ehicl ee xh ibits sport yd rivin gc ha racter-
istics .R
th ev ehicl ep ulls away in first gear .R
th ea utomatic transmission shift supl ater.
The fuel consumption possibl yb ein gh igher
as ar esult of th el ater automatic transmission
shift points .R
th es uspension exhibits fir md amping set -
ting s( vehicles wit ha daptive adjustable
damping or AM Gs port ss uspension).R
th es te ering exhibits as port ys te ering curve. Drive program S+ (Sp ort Plus)Drive progra m S+ is characterized by th ef ol -
lowing: R
th ev ehicl ee xh ibits particularly sport yd rivin g
characteristics . R
th ev ehicl ep ulls away in first gear .R
th ea utomatic transmission shift supl ater.
The fuel consumption possibl yb ein gh igher
as ar esult of th el ater automatic transmission
shift points . R
th es uspension exhibits particularly fir m
damping setting s( vehicles wit ha daptive
adjustable damping or AM Gs port ss uspen -
sion). R
th es te ering exhibits as port ys te ering curve.R
th eE CO start/sto pf unction is no ta vailable.
Drive program I( Individual)In drive progra m I th ef ollowin gp roperties of th e
drive progra mc an be selected: R
th ed rive (engin ea nd transmission manage-
ment) R
th es uspension (vehicles wit ha daptive
adjustable damping or AM Gs port ss uspen -
sion ) R
th es te ering R
th ea vailabilit yoft he ECO start/sto pf unction
Information about configuring drive progra m I
wit ht he multimedia system can be found in th e
Digital Operator' sM anual.
Drive program E( Economy)Drive progra m E is characterized by th ef ollow-
ing : R
th ev ehicl ee xh ibits comfortable, economical
handlin gc ha racteristics .R
th ev ehicl ep ulls away mor eg entl yi nf orward
and revers eg ears, unless th ea ccelerato r
pedal is depressed fully. R
th ev ehicl eh as improved drivin gs ta bility, for
exampl eons lipper yr oa ds urfaces.R
optimal fuel consumption resulting from th e
automatic transmission shifting up sooner.
The vehicl eisd riven in th el ow engin es peed
range and th ew heels are less likely to spin .R
th es uspension exhibits comfortable damping
setting s( vehicles wit ha daptive adjustable
damping or AM Gs port ss uspension).Automatic transmission 12 5
Driving an dp arking Z

R
during deceleration, the engin eisd isconnec-
ted from the drive train .T he vehicle uses
kinetic energy and consumes less fuel (coast-
ing mode). R
the steering exhibit sac omfortable steering
curve.
Manual gear shifting
General notes You can chang eg ear yourself using the steering
wheel paddle shifters. The transmission must be
in position D .
Depending on which steering wheel paddle
shifter is pulled, the automatic transmission
immediately shift si nt ot he nex tg ear down or
up, if permitted.
To use manual shifting, you have two options: R
temporary setting R
permanen ts etting
If you activate manual gearshifting, the multi-
function display will show the curren tg ear
instead of transmission position D .
If manual gearshifting is deactivated, the gears
will be selected automatically.
Temporary setting
X
To activate: shift the selector lever to posi-
tion P .X
Pull steering wheel paddle shifter C or D .
Temporary setting will be activ ef or ac ertain
amount of time. Under certain condition st he
minimum amount of time is extended, e.g. in the
case of lateral acceleration, during an overrun
phase or when driving on steep terrain. X
To deactivate: pull steering wheel paddle
shifter D and hold it in place.
or X
Use the lever to switch the transmission posi-
tion.
or X
Use the DYNAMIC SELECT butto ntoc hange
the drive program.
Permanent setting X
To activate: shift the selector lever to posi-
tion P . X
Press button C . X
To deactivate: press button C .
Shifting gears
All vehicles (except Mercedes-Benz SLC
43 AMG)
X
To shift up: pull steering wheel paddle
shifter D .
The automatic transmission shift suptot he
nex tg ear.
If the maximum engin es peed on the currently
engaged gear is reached and you continue to126
Automatic transmission
Driving and parking