2013 AUDI S8 octane

228 Fuel supply and filling your fuel tank
Fuel supply and filling
your fuel tank
Gasoline
Fuel supply
Using the righ t fuel helps keep the environ­
ment cle an and preven ts engine dam age .
Fuel recommendation
The fuel recomme nded for you r vehicle is un­
lead ed premium
g rade gasoline . See a lso
¢
pag e 292, Doto . Audi recommends usi ng
T OP TIER D eterge nt Gaso line wi th a mini mu m
octa ne ra tin g of 9 1 AKI (95 RON). For more
in fo rmation on TO P TI ER De tergent Gaso line,
p lease go to the officia l webs ite (www.toptier ­
gas.com).
Th e re commended g asoline oct ane r ating for
your engine can a lso be fo und on a label loca t­
e d on the ins ide of the fue l filler flap . This rat ­
ing may be specified as A KI or RO N.
Your veh icle m ay also be oper ated using un­
l ea ded regular g asoline with a min imum o c­
tane rating of 87 AKI/91 R ON. However, using
87 AKI/91 RON octa ne f ue l w ill slightly re ­
d uce eng ine perfo rmance.
Use unleaded gasoline only. Unleaded g aso­
line is availab le th rou gho ut the USA, Canada ,
and in most E uropean countries . We recom­
mend that you do not ta ke yo ur vehicle t o
areas or countries where unleaded gasoline
may not be ava ilable.
F or mo re in format io n on refue ling your ve hi­
cle, see¢
page 229.
Octane rating
Octa ne r ating in dicates a gaso line's abili ty to
res ist engine damagin g "knoc k" ca used by
p remature ign ition and detonation. Therefore,
buy ing the correct grade of gaso line is very
important to help prevent possible engine
damage and a loss of engine performance.
Gasoline most commonly used in the Unite d
States a nd Canada has the following octane r
at ings t hat can usu a lly be found on the fi ller
pump:
- Pre mium G ra de: 91 -9 6 A KI
- Regular Grade : 87 -90 AKI
Explanation of the abbreviations:
AKI = Anti K nock Index= (R+M) /2 = (RO N
+ MON)/2
R ON= Resea rch Octane Numb er
MON = Motor Octane Num ber .
(D Note
-Do not use a ny f ue l w it h octane rat ings
lower tha n 87 A KI or 9 1 RO N othe rwise
expensiv e engine damage w ill occur.
- Do
not use leaded gasoline . The use of
lead ed gasoline w ill severely damage
yo ur v ehicl e's catalytic co nve rter a nd its
ability to co ntrol exha ust e mission s.
Blended gasoline
Use of gasoline containing alcohol or
MTBE (methyl tertiary butyl ether)
You may use unleaded g asoline blende d with
alcohol o r MTBE (commonly re ferred to as
oxygenates) if the blende d mixture meets t he
f o llow ing criteria:
Blend of gasoline methanol (wood alcohol or
methyl alcohol)
- Anti -kno ck index mus t be 87 A KI or higher.
- Blend must contain no mor e than 3% me th-
anol.
- Blend must contain more than 2% co-sol-
ve nts .
Blend of gasoline and ethanol (grain alcohol
or ethyl alcohol)
- Anti -knoc k index must be 87 AKI or higher .
- Blend must not conta in mo re than 10%
ethanol.
Blend of ga soline and MTBE
- Anti-knoc k index must be 87 AKI or high er. ll-

296 Consumer Information
Consumer Information
Warranty coverages
You r Audi is covered by the following war­
ranties:
- New Vehicle Limited Warranty
- Limited Warranty Against Corrosion Perfo-
ration
- Emissions Control System Warranty
- Emissions Performance Warranty
- California Emissions Control Warranty (USA
vehicles only)
- California Emissions Performance Warranty
(USA vehicles only)
Detailed information regarding your warran­
ties can be found in your
Warranty & Mainte­
nance booklet .
Operating your vehicle
outside the U.S.A. or
Canada
Government regu lations in the United States
and Canada require that automobiles meet
specific emission regulations and safety
standards. Therefore, veh icles built for the
U.S.A . and Canada differ from vehicles sold in
other countries .
If you p lan to take your vehicle outside the
continental limits of the United States or Can­
ada, there is the possibility that:
- unleaded fuels for vehicles with cata lytic
converter may not be available;
- fuel may have a considerably lowe r octane
rating. Improper fuel may cause engine
damage ;
- service may be inadequate due to lack of
proper service facilities, tools or testing
equipment ;
- replacement pa rts may not be readily availa­
ble.
- Navigation systems for vehicles built for the
U.S.A. and Canada will not necessar ily work
in Europe, and may not work in other coun­
tries outside North America .
(D Note
Audi cannot be responsible for mechanical
damage that could result from inadequate
fuel, service or parts availability.
Audi Service Repair Manuals and Literature
Audi Official Factory Service Manuals and Lit­
erature are published as soon as possible after
model introduction. Service manuals and lit­
erature are available to order from the Audi
T echnical Literature Ordering Center at:
www.audi.techliterature.com
Maintenance
General
Your vehicle has been designed to help keep
maintenance requirements to a minimum.
However, a certain amount of regular mainte­
nance is still necessary to assure your vehicle's
s afety, economy and rel iability. For detailed
vehicle maintenance consult your Warranty &
Maintenance booklet.
Under difficult operating conditions, for ex­
ample at extremely low outside temperatures,
i n very dusty regions , when towing a trailer
very frequently, etc., some service work
should be performed between the intervals
specified. This applies particularly to:
- oil changes, and
- cleaning or replacing the air filter .
(® For the sake of the environment
By regularly maintaining your vehicle, you
help make sure that emission standards
are maintained, thus minimizing adverse
effects on the environment.
Important considerations for you and
your vehicle
The increasing use of electronics, sophisticat­
ed fuel injection and emission contro l sys-
tems, and the genera lly increasing technical
liJJ,

306 Index
Front seats . ............... ... .... .. 57
Adjusting . ................. ..... . 136
Child restraints in the front seat ... .. . 154
Fuel Addit ives . .... ........... .. .. .... . 228
Bl ended gasoline .......... ... .... . 228
Current consumption . . . . . . . . . . . . . . . . 24
Economy messages (efficiency program) 25
Fuel filler flap emergency relea se .. .. . 231
Fuel filler neck ............. .. .... . 229
Fuel gauge . . . . . . . . . . . . . . . . . . . . . . . . 11
Gasoline ... ... ... .... ......... .. . 228
Gasoline additives ............ .. ... 229
L ow fuel level symbo l . . . . . . . . . . . . . . . 21
Octane rating .......... .. .. .. .. .. . 228
Recommendation .......... ... .... . 228
Refue lling . ................. ..... . 230
Reserve .................... ..... .. 11
Tank capacity . . . . . . . . . . . . . . . . . 11,292
Fuses Assignment ...................... 279
Replacing .. ................ ..... . 279
G
Garage door opener (Homelink®) . .. .. . 132
Garment hooks .. ... .... ......... .. .. 75
Gas discharge lamps ......... ... .. .. . 283
Gauges Engine coolant temperature .. .. .. .... 10
Fuel gauge . . . . . . . . . . . . . . . . . . . . . . . . 11
Speedometer . . . . . . . . . . . . . . . . . . . . . . 26
Tachometer . . . . . . . . . . . . . . . . . . . . . . . 11
Trip odometer . . . . . . . . . . . . . . . . . . . . . 26
General illustration ............ .... ... 8
Generator . ................. .. .... .. 16
Glossary of tire and loading terminology 250
Glove compartment (cooled) ...... ..... 74
Gross Vehicle Weight Rating (GVWR) ... 290
H
Headlights
Cleaning system ............ .. .... .. 52
Defective . . . . . . . . . . . . . . . . . . . . . . . . . 21
He adlig ht range contro l . . . . . . . . . 21, 45
High beam assist .............. ... .. 48
Washer reservoir ............. .. ... 247 Head
restraints . . . . . . . . . . . . . . . . . 64, 138
Adjusting ..... .. ................. 138
H eated
exter ior mirrors . . . . . . . . . . . . . . . . . . . . 54
rear window ... .. ............. .... . 80
seats ......... .. .. .............. .. 80
windshield washer spray nozz les . . . . . . 52
H eating .. .. .. .. .. .. ............. .. . 78
Heavy clothing and safety belts ........ 147
High beam . ..... .. ............. ..... 47
High voltage warning label ..... .. .. .. 290
Hill descent contro l ................ . 118
Homelink ® un iversal remote control ... 132
Hood (release lever) ... .......... .. .. 232
Horn ..... ..... .. .. .............. ... 8
How are child restraint system anchors re-
lated to child safety ............. .. .. 189
How many air bags does my vehicle have? 159
How often should I check my tire pres-
sures? ......... .. .. .............. . 256
How safety belt pretens ioners work .. .. 150
Hydroplaning ... .. ............. .... 260
I
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . 26
Important things to do before driving .. 134
Improperly worn safety belts .......... 150
Indicator lights
refer to Warning/indicator lights ..... . 11
Infant seats .. .. .. ... .......... .... 182
Installing child safety seats Safety belts . . . . . . . . . . . . . . . . . . . . . . 186
Installing the upper tether strap on the
anchorage . ..... .. ................. 194
Instruments Adjusting the light ing .......... .... . 50
Instruments and controls
General illustration . . . . . . . . . . . . . . . . . . 8
Instrument cluster .................. 10
Interior lighting
Ambience lighting ............. .. .. . 49
Front and rear ... .. ..... ...... .. .. . 49
Intermittent (windshield wipers) ... ... . 52

308 Index
Mechanical key . . . . . . . . . . . . . . . . . . . . . . 31
Mirrors Adjusting the exterior mirrors . .. .... .. 54
Compass ................ .. .. .. .. .. 55
dimming ................ .. .. .... .. 54
Vanity mirrors . . . . . . . . . . . . . . . . . SO,
s 1
Monitoring the Advanced Airbag System 163
Mult ifunction stee ring wheel ......... .. 24
N
Natural leather ................ .... .
New tires and wheels
NHTSA 223
260
Contacting ... ........... ........ . 142
N ight vision assistant ........ ... .... .
C leaning camera .......... ... .... .
Number of seats
......... .... .. .. .. .
0
112
218
144
Occupant seating pos it ions ....... .... 135
Octane rating ................ ... .. . 228
Odometer · · · · · · · · · · · · · · · · · ... .... .. 26
OFF (automatic climate control) . . . . . . . . 79
Oi l
refer to Engine oil
235
On-board computer .................. 24
On-Board Diagnostic System (OBD) Data Link Connector (DLC) .. .. .. .. .. . . 28
E lectronic speed limiter . . . . . . . . . . . . . . 29
Malfunction Indicator Lamp (MIL) . . . . . 28
Open door/hood/rear lid warning . . . . . . . 28
Opening Hood .... .. ................ ..... . 232
Luggag e compartment lid . . . . . . . . 37, 39
Panoramic sunroof ......... ... .... .. 43
Power windows .............. .... .. 40
Sliding/tilting sunro of ......... ...... 42
Sun shades . . . . . . . . . . . . . . . . . . . . 44, 51
Operate your vehicle economica lly and
minimize pollution .......... ... .... . 208
Othe r equipment (effic iency program ) 25
Outside mirrors
refer to Exterior mirrors . . . . . . . . . . . . . 54
p
Paint
Touch-up .. .... .. .. .............. .
Paint No .
..........................
220
290
Panoramic sunroof .... .......... ..... 43
Sun shade . ........................ 44
Parking ... ..... .. .. ............. _ .. 86
Valet parking .... .................. 41
Parking brake ..... ... .......... ..... 85
also refer to Electromechanical parking
brake · · · · · · · · · · · · · · · · · ............ 85
Parking system
Adjust ing the display/war ning tone ... 131
Cleaning sensors/camera ........... 218
Cleaning the rear view camera ....... 122
Malfunction ..... ............... .. 131
P eripheral cameras ............ ... _ 126
T ra iler hitch ..... ................. 131
Parking systems ................ .... 121
Parts replacement . ............. .... 298
Pass-through with ski sack ............ . 70
PASSENGER AIR BAG OFF light .. ..... . 163
Passenger protection . . . . . . . . . . . . . . . . 196
Passive safety system .............. .. 134
Pedals ..... ....................... 139
Physical principles of a frontal collision . 145
Polishing .......................... 219
Pollen filter
refer to Pollutant filter (automatic A/C
system) .. ... .. .. .. ..... ...... . _ ._ . 78
Pollutant filter (automatic A/C system) .. 78
Power locking system .............. ... 32
Locking/unlocking the vehicle from in-
s ide
· · · · · · ....................... . 35
Luggag e compartment lid . . . . . . . . . . . . 36
Se lective unlock feature . . . . . . . . . . . . . 33
Settings . ..... .. ........... _ .. .. _ . 33
Unlo cking and locking vehicle ......... 34
Power seat adjustment Front seats . . . . . . . . . . . . . . . . . . . . . . . . 58
Rear seats ..... .. .. ............. _ . . 60
Power steer ing (servotronic) .......... 202
Power windows ...................... 40
malfunction · · · · · · · · · · · ............ 41