open hood AUDI S8 2014 User Guide

Checking and filling Engine hood
Releasing the engine hood
The engine hood is released from inside the
vehicle .
Fig. 197 Dr ive r foo twell: re lease leve r
AUD I
Fig. 198 Rocker sw itch under the hood
Make sure the wiper arms are not raised up
from the w indshield. Otherw ise the paint
could be damaged.
.. Pull the lever under the instrument panel in
the d irect ion of the arrow~
fig. 197.
.. Raise the hood slightly~ &-
.. Press the rocker switch under the hood up­
ward
~ fig. 198. This re leases the catch .
.. Open the hood .
A WARNING
Hot engine coo lant can burn you.
- To reduce the r isk of being burned, never
open the hood if you see or hear steam
or coolant escaping from the engine
compartment . Wait until no steam or
coolant can be seen or heard before care­
fully opening the hood.
Checkin g and fillin g 231
Working in the engine compartment
Be especially careful whenever you work in
the engine compartment.
When ev er y ou must p erform an y wor k in the
en gine com pa rtm ent , for e xample checking
a nd filling diff ere nt fluid s, th ere is a risk of
inju ry, burn s and accid ent s. To pr eve nt per­
so nal injury alwa ys observ e the foll owing
W ARNING S. The engin e compartm ent of any
v e hicle i s a h aza rdou s area
~ ,& .
h WARNING
To help avoid injury, before yo u check any ­
thing under the hood:
- Turn off the engine.
- Sw itch off the ignition .
- Apply the parki ng brake.
- Move selector leve r to "P" (Park).
- Always let the eng ine cool down. Hot
components w ill burn skin on contact .
- To reduce the risk of being burned, never
open the hood if you see or hear steam
or coo lant escaping from the engine
compa rtment. Wait unt il no steam or
coolant can be seen or heard before care­
fu lly opening the hood.
- Keep ch ildren away from the engine com­
pa rtment.
- Never sp ill fluids on hot engine compo­
nents . They can cause a fire .
- Never touch the rad iator fan. The auxili­
ary electric fan is temperat ure controlled
and can switch on suddenly .
- Never open the coolant reservoir cap
when the engine is still warm . The cool­
ant system is p ressu rized and hot cool­
a nt cou ld spray o ut.
- Protect your face, hands and arm from
steam or hot engine coolant by plac ing a
thick rag ove r the cap when you open the
coo lant rese rvoir.
- Do not remove the engine cover under
any circumstances. This inc reases the
ris k of burns.
- If work on the fue l system o r the elec tri ­
cal system is necessary:

232 Check ing and filling
- Always disconnect the battery.
- Never smoke or work near heaters or open flames . Fluids in the engine com­
partment could start a fire.
- Keep an approved fire extinguisher im­
mediately available.
- To avoid electrical shock and persona l in ­
jury while the engine is running or being started, never touch:
- Ignition cables
- Other components of the high voltage
electronic ignition system.
- If you must perform a check or repa ir
with the engine running:
- Fi rst, fully apply the parking bra ke,
move se lec to r lever to "P" (Park) .
- Always use extreme caution to preven t
clot hing, jewe lry, or long h air from ge t­
ting caught in the radiator fan, V -belts
or other moving parts, or from contact­ ing hot parts . Tie back hair before
start ing, and do not wear cloth ing that
will hang or droop into the eng ine .
- Min imize exposure to emission and
chemica l hazards¢ ,&..
A WARNING
California Propos ition 65 Warning:
- Engine exhaust, some of its constituents,
and certa in veh icle components conta in
or emit chemicals known to the State of
Califor nia to cause cancer and b irth de­
fec ts a nd reproduct ive ha rm. In addition ,
certain fluids conta ined in vehicles and
certa in prod ucts of co mponent wear co n­
ta in o r emi t chemicals known to the
State o f Ca lifornia to cause can cer and
birth defects or ot her reproductive harm . -
Battery posts, terminals and re lated ac­
cessories conta in lead and lead com­
pounds, chemicals known to the State of
California to cause cance r and reproduc­
tive harms. Wash hands after handling .
(D Note
When adding flu ids, always make sure that
they are poured into the proper conta iner
or f iller opening, otherwise serious dam­
age to vehicle systems w ill occur.
® For the sake of the environment
To detect leaks in time, inspect the vehicle
floor pan from underneath regularly. If
you see spots from oil or other ve hicle flu­
i ds, have yo ur vehicle inspected by a n au­
thori zed Audi dea le r.
Closing the engine hood
.,. Pull the hood down un til the pressure from
t he struts is reduced.
.,. Let the hood
drop down and latch in p lace .
Do not try to push it shut; it may fail to en­
gage ¢&_ .
A WARNING
-
A hood that is not completely latched
could fly up and b lock your view while dr iv ­
ing .
-When you close the engine hood, check it
to make sure the safety catch has p roper ­
ly engaged. The hood sho uld be flush
with the surrou nding vehicle body pa rts.
- If you notice while driv ing t hat the hood
is not s ecured prope rly, stop at onc e and
close it.

(D Tips
The oil level indicator in the MMI Display is
only an information d isp lay. If the oil leve l
is low, a minimum oi l warning appears in
the instrument cluster. Add oil
r::;, page 23 7 . If the hood has been opened,
the cu rre nt oil level is shown in the instru­
ment cluster the next time the ign ition is
sw itched on.
Checking the engine oil level
Ap plies to vehicles: with oil dipstick
Fig. 202 Oil dips tick: marking fields
Before you check anything in the engine com­
partment,
alway s read an he ed all WARN­
INGS r=;,page 231.
Determining th e oil le ve l
.. Park your vehicle on a level surface.
.. Let the engine run in idle briefly while it is at
operating temperature and then shut the
engine off .
.. Wait approximately two minutes .
.. Remove the oil dips tick. W ipe off the oil dip­
stick with a clean cloth and insert it all the
way in again.
.. Remove the dipstick again and then read the
oil level
¢ fig. 202. Add engine oil if neces­
sary
r::;, page 23 7.
Oil l evel in th e (v area
.. Do no t add any oil.
Oil level in the @area
.. You may add oil. After adding oil, the level
should be in the
(v area.
Checkin g and fillin g 237
Oil le vel in the 0 a rea
.. Yo u must add oil. After add ing oi l, the level
should be in the
0 area.
Depend ing on the way the vehicle is dr iven
and the ope rat ing cond itions, oi l consumption
can be up to
1/2 quart pe r 600 miles (0.5 liter
per
1 ,000 km) . Consumption may be higher
within the first
3,000 miles (5,000 km). Be­
cause of this, the engine oil leve l must be
checked regularly.
It would be best to check
each time you refuel your vehicle and before
long drives .
Adding engine oil 9=:1-
0 N
N
"' :l!
Fig. 203 En gin e compart ment: cover on th e eng ine oil
filler neck
Before you check anything in the eng ine com­
partment,
alw ay s re ad and heed all WARN­
INGS r::;, .&. in Working in the engine compart­
ment on page 231 .
.. Shut the eng ine off .
.,. Unscrew the cap~ to the eng ine o il filling
hole
¢ fig. 203, r=;,page 233 .
.. Carefully top off with 0.5 quarts (0 .5 liters)
of the appropriate oil
r::;, page 234 .
.. Check the oil level aga in after two minutes
r::;, page 236, Checking the engine oil level or
r::;, page 23 7, Checking the engine oil level.
.. Top off the oil aga in, if necessary.
.. Screw the cap back on the filling hole .
A WARNING
-
-Wh ile topping off, the o il must not come
in contact with hot engine parts -fire
hazard!
II-

_& WARNING
California Proposition 65 Warning:
- Battery posts, terminals and related ac­ cessories contain lead and lead com­
pounds, chemicals known to the State of
Californ ia to cause cancer and reproduc ­
t ive p roblems. Wa sh hands afte r han­
dling.
(D Note
- Do not d isconnect the ve hicle battery
when the ignition is on or when the en ­
gine is running, otherwise, you will dam­
age electron ic components in the elect ri­
cal system .
- If yo ur vehicl e is going to stand for a
l ong pe riod of time wi thout bei ng d riven,
protect the battery from "free zing", oth­
e rwise it wil l be damaged and w ill then
have to be replaced.
Battery charging
Starting the engine requires a well charged
battery.
F ig. 206 Eng ine co mpartment : c o nnecto rs fo r a charg ­
er and ju mp sta rt cab les
Alway s read and heed all WARNINGS be low
¢ &. and
¢&. in Working on the ba ttery on
page 24 4.
• Switch off th e ignit ion and a ll electrica l con­
s u mers.
• M ake sure the are a is well vent ilated when
yo u charge the bat tery.
• Open the engi ne hood
¢ page 231.
• Remove the cover@ by press ing o n the ar­
row
¢ fig . 206.
Checkin g and fillin g 245
• Open the cover @on the pos itive termina l.
• Connect the charge r co nnectors accord ing to
the instruct ions to the
jump sta rt bolts.
(Bo lts under the red cover = "posit ive", Bo lts
w ith hex head= "negative") .
• On ly now plug the mains lead for the charg ­
ing equ ipment into the wall outlet and tu rn
iton ¢_& .
• Make sure the charging rate is not over
30 amps /14.8 Volt .
• W hen the bat tery is fully c harged: T urn the
charg ing equipment off and remove the
mains lead from the wa ll out let.
• Now remove the clamps for the charging
equ ipment .
• Close the red cover on the positive pole.
• Close the hood ¢
page 232.
A discharged battery can freeze at tempera­
tures of only 32 F
0 (0 °C). Allow a frozen bat­
tery to thaw completely before attempting to
charge it ¢ ,&. . However, we recommend not
u s ing a thawed batte ry aga in because th e ba t­
te ry casing can be c racked due to i ce fo rma­
t ion an d can leak ba ttery a cid.
Battery charging (Maximum charging rate
of 30 amps/14.8 Volt )
When charg ing at low vo ltages (e.g. wi th a
trickl e charger ), the ba tte ry cables do no t
have to be dis conne cte d firs t. T he bat tery
caps should
not be opened when charg ing a
batte ry .
I t i s no t ne cessa ry to remove the battery from
t he luggage compartmen t, a nd it is a lso not
necessary to d iscon nect the cab les.
Fast charging the battery (charging rate
above 14 .8 Volts)
Fo r tec hni ca l re asons do not use a battery
c h arger that uses voltage g reater than 14.8
Volts to charge yo ur vehicle's battery.
A WARNING
Charging a battery can be dangero us.
-Always follow the operating instructions
provided by the battery charger manu­
facturer when charging your battery.

Engine compartment .... ... .. .. .. .. . 233
C losing the hood . ..... ... .. .. .. .. . 232
Opening the hood ....... ... .. .. .. . 231
Safety instructions ........ .. .. .. .. . 231
Working in the engine compartment . . 231
E ng ine coolant ... .. .... ... .. .. .. ... 239
Adding coolant . ... .... ... .. .. .. ... 240
Chec king the eng ine coolant leve l .. .. . 240
Expansion tank ........... .... .. ... 240
Malfunct ion symbo l ....... .. .. .. .. .. 16
Radiator fan ................ .... .. 241
Temperature ga uge ....... .. .. .. .. .. 1 0
Engine oil ... .. .... .... ... .. .. .. ... 234
Adding .. .. ............. .... .. .. . 237
Addit ives . .. .. ........... .. .. .. ... 237
Changing ................ ... ... .. 238
Checking oil level ............. ... .. 237
Checking the eng ine o il level .. .. . ... . 236
Consumpt ion ............ .... .. .. . 237
I ndications and cond it io ns requ iring ex-
tra checking ............. .. .. .. .. . 236
I ndica tor light . . . . . . . . . . . . . . . . . . . . . 1 7
Oi l cons umption .. ..... ... .. .. .. ... 236
O il grades .. .. ........... .. .. .. ... 234
Pressure malfunction ...... .. .. .. .. .. 17
Recommended oil check intervals .. .. . 236
Sensor defective . . . . . . . . . . . . . . . . . . . . 21
Specification and viscos ity ... ... ... .. 234
Engine sound . ... .. .... ... .. .. .... . 110
E ng ine speed limitat io n ..... .. .. .. .. .. 2 1
Eng ine start-stop mode
refer to Sta rt-Stop-System ..... . ... .. 90
Entry assistance . . . . . . . . . . . . . . . . . . . . . 64
E nv iro nment
Brea k-in period ........... .. .. .. ... 20 7
Cata lytic conver ter ..... ... .. .. .. .. . 208
Diese l partic ulate fi lter . ... .. .. .. .. . 208
Disposing of yo ur vehicle batte ry . .... 246
Driving at h igh speeds ..... .. .. .. .. . 210
Driving to m inimi ze pollution and no ise 209
Fue l ..... .. .. ............. .. .. ... 225
Fuel economy ............. ... ... .. 209
L eaks under your veh icle .... ... ... .. 23 1
L ett ing the ve hicle stand and wa rm up . 210
P rope r disposal of dra ined brake flu id . 24 2
Inde x 301
Proper disposal of d rained eng ine cool -
ant . ... .. .. .. .... . ... ...... ... .. 240
Proper disposal of drained eng ine
o il . . . . . . . . . . . . . . . . . . . . . . . . . 237,238
Recycling used engine oil ............ 23 7
U nleaded fuel .. ... ................ 222
What should I do with an o ld battery? . 246
EPC
refer to Electron ic power control (EPC) . 20
ESC
refer to E le ct ron ic Stabilization Control
(ESC) ... .. .. .... .. . .. .. ..... ... .. 199
E vent Data Recorde r (ED R) ........ .. .. 199
Exhaust tail pipes Cleaning .. .. .. .. ............... .. 218
Expansion tank . ..... . .. .. ..... ... .. 240
Exterior lighting .... ................. 46
Exterior mirrors Adjusting . . . . . . . . . . . . . . . . . . . . . . . . . S5
Dimming .. .. .. .... ... ....... ...... 56
Heating ..... .. .... ... ....... ...... 55
Exterior temperat ure display ... ... .. .. . 24
F
Fastening
Booster seats ...... . .. .. ..... ... .. 185
Convertib le child sa fety seats . ... .. .. 184
Infant seats . . . . . . . . . . . . . . . . . . . . . . 183
Floor mats . . . . . . . . . . . . . . . . . . . . . . . . . 141
Fo ld ing table ...... .. ................ 69
Foot peda ls . . . . . . . . . . . . . . . . . . . . . . . . 140
Fo r th e sake of the envi ronment
Gasoline fumes and the env ironme nt .. 2 25
Red ucing engine noise by early upshift -
ing .. ... .. .. .... .. . .. .. ..... ... .. . 10
Ref uelling ... .... .. . .. .. ..... ... .. 225
Saving f uel by early upsh ifting ..... .. . 10
Fo ur zone a utoma tic cl im ate cont rol .. .. . 80
Front airbags Desc ription ...... .. ............... 157
How they work ... .. ... ....... .... . 162
Frontal coll is ions and the laws of physics 146
Fron t passenger seat a djustment . . . . . . . 64
Front seats . . . . . . . . . . . . . . . . . . . . . . . . . 58
Adjust ing . .. .. .... .......... ..... 137
Child rest raints in the front seat .. .. .. 155
•
•

302 Index
Fuel
A ddit ives ... ... . ...... ... .. .. .... . 222
Blended gasoline . ..... ... .. .. .... . 222
Current consumpt ion . . . . . . . . . . . . . . . . 25
Economy messages (efficiency program) 26
Fue l filler flap emergency release .. ... 227
F uel filler neck ..... .... .. .. .. .. .. . 224
F ue l gauge . . . . . . . . . . . . . . . . . . . . . . . . 11
Gasoline ... ................. .. .. . 22 2
G asoline add itives ........ .. .. .... . 223
L ow fue l level symbo l . . . . . . . . . . . . . . . 21
Octane rating .. .. ..... ... .. .. .... . 22 2
Recommendation . ..... ... .. .. .... . 222
Refue lling ........................ 225
Reserve ................. .... ...... 11
Tank capacity . . . . . . . . . . . . . . . . . 11, 290
Fu ses
Assig nment . .. .. ..... ... .. .. .... . 278
Rep lacing .. ............. .. .. .. ... 278
G
Garage door opener (Homelink) ... ... . 133
Garment hooks . . . . . . . . . . . . . . . . . . . . . . 76
Gas discharge lamps ........ .... ..... 282
Gauges Eng ine coolan t temperature . ... .... . . 1 0
Fu el gauge . . . . . . . . . . . . . . . . . . . . . . . . 11
Speedometer .. .. ..... ... .. .. .... .. 27
Tachometer . . . . . . . . . . . . . . . . . . . . . . . 11
Trip odometer ........... .... .... .. 27
G eneral illus tration ... ... .. .. .. .. .. . .. 8
Ge ne rato r . .. ... .... ...... .. .. .. .. .. 1 6
Glossary of ti re and load ing termino logy 249
G love compartmen t (c ooled) . .. .. .. .... 75
Glow plug system
Ind icator light . . . . . . . . . . . . . . . . . . . . . 20
Gross Vehicle Weight Rating (GVWR) . .. 289
H
Headlig hts
C leaning ....... ...... ........ .... 217
C leaning system ....... ... .. .. .... .. 53
Defective ................. .. .... .. 22
H eadlig ht range contro l . . . . . . . . . 22, 46
H igh beam assist .......... .... ..... 49
Washer rese rvoir .......... ... .. ... 24 7 Head restraints
. . . . . . . . . . . . . . . . . 6 5, 139
Adjusting ..... .. .. ... ..... ... .. .. 139
H eated
exter io r mir ro rs . . . . . . . . . . . . . . . . . . . . 55
re ar w indow ... .. ................. . 81
seats ... .. .... .. .. ... .. ..... ... .. . 81
win dshield washer spray nozz les . . . . . . 53
H eating .. .. .. .. .. .. ............. .. . 79
Heavy clothing and safety belts ........ 148
High beam . ..... .. ... .. ..... .... . .. . 48
H ig h voltage warning label ..... .. .. .. 289
Hill descent contro l ... .. ..... ... .. .. 119
H omelin k unive rsal remote con trol .... 133
Hood (re lease lever) ... .......... .. .. 231
Horn . ... .. .... .. .. .... . ..... ... .. .. 8
How are child rest raint syst em anchors re-
l ated to chi ld safety ............. .. .. 1 90
How many a irbags does my vehicle have? 160
How often should I check my tire pres-
s u res? ... .. .... .. .. .... . ..... ... .. 255
H ow safety b elt prete nsione rs wor k .. .. 151
Hydrop la n ing .................. .... 259
I
Ig nit ion
Indicator lights .................... 18
Switching on/off .............. ..... 84
Immobilize r .... .. .. .... .... ... .. .. . 27
Impo rtant t hings to do befo re driv ing .. 135
Improperly worn safety belts . . . . . . . . . . 151
Ind icator lig hts
refer to War ning/ indica to r li ghts . .... . 11
Infan t seats ...... ................ . 183
Installing child safety seats Safety be lts . . . . . . . . . . . . . . . . . . . . . . 187
Inst alling the upper te ther s trap on the
anchorage . ..... .. ... .. ..... ... .. .. 195
Instruments Adjusting the light ing ............. .. 51
Instr uments and controls
Genera l illustration . . . . . . . . . . . . . . . . . . 8
Instrument cluster ..... ....... ... .. . 10
Interior lighting
Amb ience lighting . .... ..... ... .. .. . 50
Front and rear .................. .. . 50
Inte rmi tten t (w indshie ld w ipers) ....... 53

304 Index
Mirrors Adjusting the exterior mirrors ..... .. .. 55
Compass ... ... ... ...... .... ..... .. 56
d' . 1mming ................ .. .. .... .. 56
Vanity mirrors . . . . . . . . . . . . . . . . .
51, 52
Monitoring the Advanced Airbag System 164
Multifunction stee ring wheel ..... .. .... 25
N
Natural leather
Cleaning
New tires and wheels
NHTSA Contact ing
Night vision ass istant ........ ... .. .. .
C lean ing camera lenses . ... .. .. .. .. .
Nitrogen oxide (NOx) cata lytic converter
refer to Ad Blue ........... .. .. .... .
219
259
143 113
2 17
227
Number o f seats ......... .. .. .. .. .. . 145
0
Occupa nt sea ting pos it io ns .. .. .. .. .. . 136
Octane rating ............. .. .. .. ... 222
Odometer .... .. .. ..... ... .. .. .... .. 2 7
OFF (automatic climate contro l) . . . . . . . . 80
O il
refer to Engine oil ........ .. .. .... . 234
On-board compute r . . . . . . . . . . . . . . . . . . 2 5
On-Board Diagnostic System (OBD)
Data L ink Connector (DLC) ...... .. .. ..
29
Elec tron ic speed lim iter . . . . . . . . . . . . . . 30
M alfunc tion I ndicator Lamp (M IL) . . . . . 29
Open door/hood/rear lid warning . . . . . . . 29
Opening
Hood . ..... ... . ...... ... .. .. .... .
231
Luggage compartment lid . . . . . . . . 38, 40
Panoramic sunroof ........ .. .. .... .. 44
Power windows . .......... ... .. .. .. 41
Sliding/tilting su nroof ...... ... .. ... . 43
Sun shades . . . . . . . . . . . . . . . . . . . . 4 5, 52
Operate your vehicle econom ica lly and
minim ize po llution ......... .. .. .... .
209
Other equipmen t (effic iency p rogram) 2 6
Outside mi rrors
refer to Exter ior mirrors . . . . . . . . . . . . . 55
p
Pa int damage ..... ... .. ..... .... . .. 2 18
Pa int No . ..... .. .. .. ... .. ... ..... .. 289
Panoramic s unroof . ............. .. .. . 44
Sun shade . .... .. .. ........... .... . 45
Parking .. .. .. .. . .............. .. .. . 87
Valet pa rking .... .. ... ..... ... .. .. . 42
Pa rking brake . .. .. .......... ...... .. 86
also refer to El ectromec hanical pa rking
brake . .. .. .. .. .. .. ........... .. .. .
86
Parking system
Adjusting the d isplay/war ning tone ...
132
Cleaning sensors/came ra lenses ...... 217
Cleaning the rear view camera . .. .. .. 123
Malfunction ... .. ............. .... 132
Peripher al c ameras . ........... .. .. 12 7
Tra ile r hitch ..... ... .. ..... .... . .. 132
Pa rking systems ... ... .. .. ... ..... .. 122
Particle fi lter
refer to Diese l particu late filter .. .. .. . 21
Pa rts replacement ... .... .... ... .. .. 294
Pass-through w ith sk i sack ..... .... ... . 71
PASSENGER AIR BAG OFF light . ... .. .. 164
Passenger protect io n .............. .. 19 7
Passive safety system .............. .. 135
Pedals ... .. .... .. .. ... ..... ... .. .. 140
Physical p rinciples of a frontal collision 146
Plastic parts
Cleaning .. .... .. ............. ....
218
Polishing ... .... .. .. .... .... ... .. .. 218
Pollen filter
re fer to P oll utant fi lter (automatic A/C
system) . .. .... .. ............. .... .
79
Pollutant filter (automatic A/C system) . . 79
Power locking system .... ..... ... .. .. . 33
Locking/unlock ing the ve hicle from in -
s ide .. .... .... .. ............. .... .
36
Luggage compartment lid ....... .... . 37
Selective unlock feature ...... .. .. .. . 34
Settings . . . . . . . . . . . . . . . . . . . . . . . . . . 34
U nlocking and loc king vehicle .. ... ... . 35
Power seat adjustment
Front seats . . . . . . . . . . . . . . . . . . . . . . . .
59
Rear seats . . . . . . . . . . . . . . . . . . . . . . . . . 61
Power steer ing (servot ronic) ... ... .. .. 203