refuelling MERCEDES-BENZ S-CLASS SALOON LONG 2020 Owners Manual

Ac
cording toEuropean standard EN 1694 2you
can find the compatibility indications at thefo l‐
lowing locations:
R Ontheve hicle on the information label in the
fuel filler flap (/ page 206)
R Onthe fuel dispenser or pump nozzle suita‐
ble foryo ur vehicle thro ughout Europe
Information on low outside temperatures
Re fuel your vehicle with as much winter diesel
fuel as possible at the beginning of winter.
Before changing overto winter diesel fuel, the
fuel tank should be em pty, if possible. Keep the
fuel le vel low forth efirs tre fuelling with winter
diesel fuel, e.g. toreser veleve l. The fuel tank
can be filled as usual when next refuelling.
Fu rther information on fuel can be obtained at a
fi lling station or a qualified specialist workshop.
Ta nk content and reser vefuel
The tota l capacity of the fuel tank may vary,
depending on theve hicle equipment. Model
Total capacity
S580 4M ATIC 76.0 litres
All other models 65.0 litres
or
76 .0 litres of whi
ch reserve
fuel
All model s8 .0 l Ad
Blue ®
(vehicles with a diesel engine on ly) Note
s onAdBlue ®
Obser vethe no tes on operating fluids
(/ page 480).
Ad Blue ®
is a wate r-soluble fluid forth e NOx
ex haust gas af tertre atment of diesel engines.
It may be improper or punishable in some coun‐
tries tooperate a vehicle that uses no AdBlue ®
or one that does not comply with the specifica‐
tions of these operating instructions. *
NO
TEMalfunctions due tothe dilution of
Ad Blue ®
or the use of additive-enhanced
Ad Blue ® The function of
the NOx exhaust gas af ter‐
treatment can be impaire dby the use of
unsuitable denoxification agents. #
Only use AdBlue ®
in acco rdance with
ISO 22 241. #
Do not dilu teAd Blue ®
wi th wate r. #
Do not use additive-enhanced AdBlue ®
. *
NO
TEDama geand malfunctions due to
impurities in AdBlue ® Consequences of impu
rities in AdBlue ®
:
R increased emission values
R damage tothe catalytic con verter
R NOx exhaust gas af tertre atment malfunc‐
tions #
Avoid impurities in AdBlue ®
. 484
Tech nical da ta

Engine oil
Display messages
Possible causes/consequences and M
MSolutions
5 Add 1 litre engine oil when
next refuelling *T
he 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. #
When next refuelling, add 1 litre of engine oil (/ page 351).
No tes on engine oil (/ page 485).
5
Engine oil level Reduce oil
level *T
he engine oil le vel is too high.
* NO
TEEngine dama gecaused bydriving with excess engine oil #
Avoid long journe yswith excess engine oil. #
Consult a qualified specialist workshop immediately and ha vethe engine oil le velre duced.
5 Engine oil level Stop vehi-
cle Switch engine off *T
he engine oil le vel is too lo w.
* NO
TEEngine dama gecaused bydriving with insuf ficient engine oil #
Avoid long journe yswith insuf ficient engine oil. #
Stop theve hicle immediately in accordance with the traf fic conditions. Do not continue driving. 548
Displaymessa ges and warning/indicator lamps

Display message
Calling up (driver display)...................... 492
Notes....................................................4 92
Display messages ç - - - km/h ..................................... 523
È - - - km/h ..................................... 522
# 12V on-board electrical sys‐
te m Visit workshop ...............................5 38
Û 48 V battery See Owner's Man‐
ual......................................................... 540
: Active Light Sy stem inoperative... 499
¯ AdBlue sy stem fault Engine
st art not possible................................. .547
¯ AdBlue sy stem fault See Own‐
er's Manual .......................................... .546
¯ AdBlue sy stem malfunction
Emerg. op.: max. XXX km/h Start
not poss. in XXX km............................. .547
¯ AdBlue sy stem malfunction
Emer gency op. in XXX km See Own‐
er's Manual........................................... 5465
Add 1 litre engine oil when
next refuelling....................................... 548
é ATTENTION ASSIST inoperative ....521
P ATTENTION ASSIST Microsleep
Ta ke a break! ........................................ .522
é ATTENTION ASSIS T:Take a
break!....................................................5 22
: Automatic driving lights inoper‐
ative...................................................... 498
Ø Beginning emer gency stop........... 525
J Brake immediately....................... 520
Á Change key bat teries ...................4 96
J Checkbrake fluid le vel................. 520
# Check brake pads See Owner's
Manual.................................................. 521
ï Check trailer hitch lo ck................ 503
h Check tyre(s)................................ 542
! Clean the fuel filter ...................... .512
ÿ Coolant Stop vehicle Switch
engine off..............................................5 10á
currently una vailable Camera
dirty....................................................... 529
¸ Currently una vailable Radar
dirty.......................................................5 28
! currently una vailable See Own‐
er's Manual .......................................... .533
÷ currently una vailable See Own‐
er's Manual .......................................... .535
5 Engine oil le vel cannot be
measured .............................................. 549
5 Engine oil le velRe duce oil le vel.... 548
5 Engine oil le velSt op vehicle
Switch engine off.................................. 548
5 Engine oil pressu reStop
Switch off engine.................................. 549
ä Fault Drive at max. 80 km/h........ 530
6 Front left malfunction Consult
wo rkshop (e xample).............................. 493
& inoperative Battery low................. 501
& Inoperati veRefuel vehicle ............ 501 Index
575