
Ad
justing the in stru ment lighting #
Turn brightness control 1up or down.
The lighting of the instrument display and in
th e controls in theve hicle interior is adjus‐
te d. Menus and submenus
Fu
nctions in the Service menu of the on-
board compu ter On-board computer:
, Service #
Toselect the function: swipe upwards or
down wards on the left-hand side of Touch
Control. #
Press the left-hand Touch Control.
Fu nctions in theService menu:
R Message memory (→ page 437)
R AdBlue: Adblue ®
ra nge
R Tyre pressure :
- Restarting the tyre pressure loss warning
sy stem (→ page 409)
- Checking the tyre pressure with the tyre
pressure monitoring sy stem
(→ page 405)
- Restarting the tyre pressure monitoring
sy stem (→ page 405) R
ASSYST PLUS: call up the service due date
(→ page 363)
R Engine oil le vel Calling up
the Assistance graphic display On-board computer:
, Assistance
% Ve
hicles with the instrument display in
th e widescreen cockpit: whenyou ha ve
th e design set toProgressive ,yo u can view
th e assis tance graphic in the left-hand por‐
tion of the instrument displa y.
The following displa ysare available from the
Assi stance graphic menu:
R Assis tance graphic
R Attention le vel (→ page 228) #
Toswitch between the displa ys:swipe
up wa rds or down wards on the left-hand side
of Touch Control. 248
Instrument Display and on-board computer

#
Do not use high-pressure cleane rswith
circular jet nozzles toclean theve hicle. #
Have damaged tyres or chassis parts
re placed immediatel y.To
avo id damage to yourvehicle, obser vethefo l‐
lowing when using a high-pressure cleaner:
R Keep theke y at least 3 m away from the
ve hicle. Otherwise the boot lid could open
unintentionall y.
R Maintain a dis tance of at least 30 cm tothe
ve hicle.
R Vehicles with deco rative foil: parts of your
ve hicle are co vered with a decorative foil. Maintain a dis
tance of at least 70 cm
between thefo il-c ove red parts of theve hicle
and the nozzle of the high pressure cleaner.
Mo vethe high-pressure cleaner nozzle
around whilst cleaning.
R Obser vethe information on the cor rect dis‐
ta nce in the equipment manufacturer's oper‐
ating instructions.
R Do not point the nozzle of the high-pressure
cleaner directly at sensitive parts such as
tyres, slits, electrical component parts, bat‐
te ries, light sources and ventilation sl ots. Wa
shing theve hicle byhand Obser
vethe legal requ irements, e.g. in some
countries, washing byhand is only allo wed at
specially equipped washing ba ys. #
Use a mild cleaning agent, such as a car
shampoo. #
Washtheve hicle with luk ewarmwate r using
a soft car sponge. When doing so, do not
ex pose theve hicle todirect sunlight. #
Carefully hose theve hicle off with water and
dry using a chamois. Take care not topoint
th ewate r jet directly towa rdsth e air inlet
grille. 372
Maintenance and care

Information on cleaning and car
eAvoiding vehicle damage
Ta ilpipes
Clean with cleaning agents recommended byMercedes-Benz,
particular lyin the winter and af terwa shing theve hicle. Use acid-free cleaning agents.
Tr ailer hitch R
Remo verust on the ball, e.g. with a wire brush.
R Remo vedirt with a lint-free clo th.
R After cleaning, oil or grease the ball head lightl y.
R Obser vethe cleaning instructions in the operating instruc‐
tions of the trailer hitch manufacturer. Do not clean
the ball neck with solvents or a high-pressure
cleaner. Note
s on care of the interior &
WARNING Risk of inju ryfrom pla stic
parts breaking off af terth e use of sol‐
ve nt-based care products
Ca reand cleaning products con taining sol‐
ve nts can cause su rfaces in the cockpit to
become porous. When
the airbags are deplo yed, plastic parts
may break away. #
Do not use any care or cleaning prod‐
ucts containing sol vents toclean the
cockpit. &
WARNING Risk of inju ryor death from
bleached seat belts
Bleaching or dyeing seat belts can se verely
we aken them.
This can, forex ample, cause seat belts to
te ar or fail in an accident. #
Never blea chor dye seat belts. 376
Maintenance and care

Display messages
Possible causes/consequences and M
MSolutions
4 Add 1 litre engine oil when
next refuelling *D
isplay message only with cer tain engines:
The engine oil le vel has dropped tothe minimum le vel.
* NO
TEEngine dama gecaused bydriving with insuf ficient engine oil #
Avoid long journe yswith insuf ficient engine oil. #
Check the engine oil le vel when next refuelling.
To p up the engine oil (→ page 368).
No tes on engine oil (→ page 430).
4 Engine oil pressure Stop
Switch off engine *D
isplay message only with cer tain engines:
The engine oil pressure is too lo w.
* NO
TEEngine dama gecaused bydriving with insuf ficient engine oil pressure #
Avoid long journe yswith insuf ficient engine oil pressure. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances. #
Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 469

Dis
tance Pilot cur rently una vailable
See Owner's Manual ...........................460
Dis tance Pilot inope rative .................... 460
È .................................................... 462
ØEng. start not possible in XXX
mi ........................................................ 471
Ø Eng.start not possible .................471
5 Engine oil le vel cannot be
measured ............................................ 470
4 Engine oil le velRe duce oil le vel...4 68
4Engine oil le velSt op vehicle
Switch engine off ................................ 468
4Engine oil pressure Stop Switch
off engine ............................................ 469
6Example: Front left malfunction
Consult workshop ...............................4 51
b Example: Left dipped beam ........ 491
6Example: Left windowbag mal‐
function Consult workshop ................. 451 Example:
Parking Pilot Parking can‐
celled ................................................ .460
_Example: Rear left seat back‐
re st not lo cked ................................... 490
Fr ont-passenger airbag disabled See
Owner's Manual ..................................4 52
Fr ont-passenger airbag enabled See
Owner's Manual ..................................4 53
!inoperative See Owner's Man‐
ual ....................................................... 439
÷inoperative See Owner's Man‐
ual ....................................................... 441
T inope rative See Owner's Man‐
ual ....................................................... 442
G Inoperative .................................. 452
bIntellige nt Light System inoper‐
ative ..................................................... 491
ÂKe y not de tected (red displ ay
messa ge).............................................4 79ÂKe
y not de tected (white displ ay
messa ge).............................................4 78
Let fresh air into theve hicle interior!
Air conditioning malf. Visit workshop .. 486
Limiter inoperative ...............................4 61
Limiter passive ..................................... 461
bMalfunction See Owner's Man‐
ual ....................................................... 492
ÉMalfunction See Owner's Man‐
ual ....................................................... 455
ðMaximum speed exceeded ..........4 62
N permanently active Risk of vehicle
ro lling .................................................. 482
ëOff .............................................. .460
Only select Park (P) when vehicle is
st ationary ............................................ 482
!Pa rking brake See Owner's
Manual ................................................ 444
Pa rking Pilot and PARKTRONIC inop‐
erative See Owner's Manual ................ 463520
Index