2009 AUDI S8 towing

-What do I do novv? Pffl..._ _____________________ _
Tools
The vehicle tools are stored in the luggage compartment
lid.
Fig. 283 Trunk lid:
Opening the cover
Fig. 284 Trunk lid:
Vehicle tools
-To open the cover, turn the retainer in the direction of the
arrow and pull the cover down
=> page 352, fig. 283.
The onboard tool kit includes:
• Hook for removing wheel covers *
• Plastic hook to remove wheel bolt covers
• Whe el bolt wr ench
• Alignment pin for changing wheels
• Screwdriver with reversible blade •
10 x 13 open ended wrench
• Towing loop
[ i] Tips
Some of the onboard items listed above are provided on certain
models only or are optional extras .•
Spare wheel
The spare wheel is stored in the wheel well underneath
the floor panel in the luggage compartment.
Fig. 285 Luggage
compartment spare
wheel
Your vehicle is equipped with a regular spare wheel. It is
held in place by plastic retaining knurled screw.
Taking out the spare vvheel
- Raise the floor panel at the plast ic handle.
- Securely engage the handle in the luggage compartment
seal as illustrated to keep the floor panel up.
- Unscrew the knurled retainer bolt in the wheel center
=> fig. 285. Turn it counter-clockwise.
- Take out the spare wheel.

What do I do now? Ill
---------------~.;______
•
-Disengage and lower the floor panel before you close the
luggage compartment lid again.
Storing the replaced wheel
-Place the replaced wheel inside the spare wheel well in
the luggage compartment.
Tighten the knurled retaining screw clockwise to secure
the wheel in place.
- Disengage and lower the floor panel before you close the
luggage compartment lid again.
& WARNING
Loose items in the passenger compartment can cause serious
personal injury during hard braking or in an accident .
• Never store the spare wheel or jack and tools in the passenger
compartment.
• Always store all jacking equipment, tools, and the spare wheel
in the luggage compartment.
• Tighten the knurled retaining screw for the spare wheel
securely.
[ i] Tips
Check the inflation pressure of the spare tire periodically to keep the
tire ready for use. •
Changing a wheel
Before changing a wheel
Observe the following precautions for your own and your
passenger's safety when changing a wheel.
- After you experience a tire failure, pull the car well away
from moving traffic and try to reach level ground before
you stop
~ & .
- All passengers should leave the car and move to a safe
location (for instance, behind the guardrail) ~& .
- Engage the parking brake to prevent your vehicle from
rolling unintentionally ~& .
- Move selector lever to position P
~ &.
-If you are towing a trailer: unhitch the trailer from your
vehicle.
- Take the jack and the spare tire out of the luggage
compartment~
page 351.
& WARNING
You or your passengers could be injured while changing a wheel if
you do not follow these safety precautions:
• If you have a flat tire, move a safe distance off the road. Turn off
the engine, turn the emergency flashers on and use other warning
devices to alert other motorists.
• Make sure that passengers wait in a safe place away from the
vehicle and well away from the road and traffic.
• To help prevent the vehicle from moving suddenly and possibly
slipping off the jack, always fully set the parking brake and block
the wheel diagonally opposite the wheel being changed. When one ..,
Do-it -yourself service

1111.___E_ m _ e _r-==g :...e_ n_ c...:y _ s_ i_t _u _a _t_ i_o _n_ s _______________________________________________ _
Emergency situations
General
This section is intended for trained emergency crews and personnel
who have the necessary tools and equipment to perform these
operations. •
Starting by pushing or towing
0 Note
Your ve hicle is equipped wit h an auto matic trans mis sion. C onse­
quent ly, the engine cannot be started by pushing or tow ing .•
Starting with jumper cables
If n ece ssar y, the eng in e c an b e star ted by conne cting it to
the battery of anoth er veh icle .
If th e engine shou ld fai l to start because of a discharged or weak
ba ttery , the bat te ry can be connected t o the ba ttery of
another
vehic le, using a pair of jumper cables to start the engine.
Jumper cables
Use
only jumper cabl es o f sufficient ly la rgecross section to carry the
st arte r current safe ly . R efer to th e manu fac tur er's speci fica tions.
Us e on ly jumper cables w ith
i n sulated te rminal clamps w hic h are
d istinct ly marked:
plus (+l cable in m ost cas es c olore d red
minus (-l cable in most cases co lored black .
& WARNING
Batteries contain electricity , acid , and gas . Any of these can cause
very serious or fatal injury. Follow the instructions below for safe
handling of your vehicle 's battery .
• Always shield your eyes and avoid leaning over the battery
whenever possible .
• A discharged battery can freeze at temperatures just below
32 °F (0 °C l. Before connecting a jumper cable , you must thaw the
frozen battery completely , otherwise it could explode.
• Do not allow battery a cid to contact eyes or skin . Flush any
contacted area with water immediately.
• Improper use of a booster battery to start a vehicle may cause
an explosion.
• Vehicle batteries generate e xplosive gases . Keep sparks, flame
and lighted cigarettes away from batteries.
• Do not try to jump start any vehicle with a low ac id level in the
battery.
• The voltage of the booster battery must also have a 12-Volt
rating . The capacity (Ahl of the booster battery should not be
lower than that of the discharged battery . Use of batteries of
different voltage or substantially different "Ah " rating may cause
an e xplosion and personal injury .
• Never charge a frozen battery. Gas trapped in the ice may cause
an explosion .
• Never charge or use a battery that has been frozen . The battery
case may have be weakened.
• Use of batteries of different voltage or substantially different
capacity (Ah ) rating may cause an explosion and injury . The
capacity (Ahl of the booster battery should not be lower than that
of the discharged battery . .,_

111!1.___E_ m_ e_r -=g :...e_ n _ c-=y _ s_ i_t _u _a _t_ i_o _n_ s _______________________________________________ _
4. Connect the other end t o the negative ground post of t he
battery manager contro l un it located next to t he batte ry.
Start in g the engin e
-Start the engine of the vehicle with the booster battery .
Run the engine at a moderate speed.
- Start eng ine w ith discharged ve hicle battery in t he usual
manner .
- If the e ngine fa ils to sta rt: do not keep the starter
cranking for longer than 10 seconds . Wait for about 30
seconds and then try aga in .
- With e ngine running, remove jumper cables from both
ve hic les in the exac t
reverse order.
The battery is vented to the outside to prevent gases from entering
the vehicle interior . Make sure that the jumper clamps are well
connected with their metal parts in full contact with the battery
termina ls .
& WARNING
To avo id seri ous pe rsonal injur y and d am age to the veh icle, heed
all warning s and ins truct ion s of the jumper cable manufa cturer . If
in doubt , call for road ser vic e.
• Jump er cable s mu st be long enough so that the vehicle s do not
tou ch .
• When connecting jumper c able s, make sure th at the y cannot
g et ca ught in an y mov ing par ts in the engine compa rt me nt.
• Befor e you che ck anything i n the en gine com partment , alwa ys
re ad and heed all WARNINGS=>
page 301 , "Engin e com partm ent ".
0 Note
Improper hook -up of jumper cables can ruin the generator. •
Always connect POS ITIVE( +) to POSITIVE(+), and NEGAT IVE( -) to
NEGAT IVE( -) ground post of the battery manager con trol unit.
• Check that al l screw plugs on the battery cells are screwed in
firm ly . If not, tighten plugs prior to connecting clamp on negative
battery terminal.
• Please note that the procedure for connect ing a jumper cable as
described above applies specifical ly to the case of your vehicle
being jump started. When you are giving a jump start to another
vehicle, do not connect the negative(-) cable to the negative(-)
t erminal on the discharged battery@=> page 367, fig. 299. Ins tead,
securely connect the negative (-l cable to either a solid meta l
component that is firmly bo lted to the engine block or to the engine
block itself. If the battery that is being charged does not vent to the
outside, escap ing battery gas could ignite and explode! •
Emergency towing with commercial
tow truck
General hints
Your Audi requires special handling for t owing.
T he fol lowing information is to be used by commercial tow truck
operators who know how to operate their equipment safely .
• Never t ow y our Audi , tow ing w ill ca use damage to t he en gin e
and tran sm iss ion .
• Never w ra p the safe ty c hai ns or winch ca bles a ro und th e bra ke
line s.
• To prevent un nece ssa ry d ama ge, your Audi must b e tr ansported
wi th a flat bed tru ck .
• To lo ad the vehi cle on to th e flat bed , us e the to wing loop fo und
in the vehicle tool s and a tt ac h to the front or rear anchorage
=> page 369 and=> page 370 . ~

________________________________________________ E_ m_ e_r .::g :...e_ n _ c_,y'-- s_ i_t _u _a_ t_ i_o _n_ s _---Jffllll
& WARNING
A vehicle being towed is not safe for passengers. Never allow
anyone to ride in a vehicle being towed, for any reason. •
Towing loops
When you screw in the towing loop, be sure to pay atten­
tion to the check markings.
Fig. 300 Check mark ­
ings for towing loop
The check markings are there to show you when the towing loop is
completely and correctly screwed into the threaded holes.
When you screw the towing loop into the
front bumper, the check
marking @ must be flush with the bumper~ fig. 302.
When you screw the towing loop into the
rear bumper, the check
marking @ must be flush with the bumper
~ page 370, fig. 304. •
Front towing loop
Do not install the front towing loop until it is needed.
Fig. 301 Right front
bumper: Removing the
air intake grill
Fig. 302 Right front
bumper without grill:
Towing loop fully screwed in
On the right front under the bumper there is a threaded hole
to receive the towing loop. The threaded hole is concealed
beh ind an air intake grill.
- Insert the screwdriver into the slots as shown
::::> fig. 301
and press the top tab down and the lower tab up. At the
same time, pull the grill forward and out.
- Remove the towing loop from the vehic le tool kit.
~
Vehicle care Do-it-yourself service irechnical data

lllffll.,___E_ m _ e _r.;:g '-e_ n_ c-=y _ s_ i_t _u _a _t_ i_o _n_ s _______________________________________________ _
- Screw the towing loop tightly into the threaded hole as
far as it will go. The check mark must be flush with the
bumper=>
page 369, fig. 302.
When it is no longer needed, unscrew the towing loop and put it
back into the vehicle toolkit. Be sure to have the towing loop stored
in the vehicle at all times.
When installing the grill for the air duct, be sure that the tabs on the grill are first inserted into their guides on the vehicle by the
foglamp. Then push the grill into position.
& WARNING
If you do not screw the towing loop completely, it could come out
of the threaded hole while the vehicle is being towed causing
damage to the vehicle and possible serious personal injury. •
Rear towing loop
Do not install the rear towing loop until it is needed.
0
Fig. 303 Rear bumper:
cover
"'
Fig. 304 Rear bumper:
towing loop inserted
On the right side of the rear bumper there is a threaded hole
for the towing loop. The threaded hole is behind a cover.
- Remove the towing loop from the vehicle tool kit.
- Place the screwdriver against the upper edge of the cover and carefully pry it out=> fig. 303.
- Screw the towing loop tightly into the threaded hole as far as it will go. The check marking must be flush with the
bumper => fig. 304.
When it is no longer needed, unscrew the towing loop and put it
back into the vehicle toolkit. Be sure to have the towing loop stored
in the vehicle at all times.
& WARNING
If you do not screw the towing loop completely, it could come out
of the threaded hole while the vehicle is being towed causing
damage to the vehicle and possible serious personal injury. •

_______________________________________________ C _o_ n _ s_u _ m_ e_ r_l_n _f_o _ r_ m_ a_ t _i _o _ n __ lllll
re liabi lity . For detailed vehicle maintenance consult your Warranty &
M ain tena nce booklet .
Under diff icult operating condition s, for example at extreme ly low
outside temperatures, in very dusty regions, when towing a trai ler
very frequently, e tc ., som e serv ice work shou ld be p erfo rm ed
between the intervals specifie d. T his applies particu lar ly to:
• oil ch ang es, a nd
• cleaning or replacing the air filter.
<£> For the sake of the environment
By regularl y maintaining your vehicle, you help make su re that emis ­
s io n sta n da rds are ma intained, thus minimi zing a dvers e effe cts on
the environment. •
Important considerations for you and your
vehicle
The inc reasing use of elect ronics, sophisticated fue l injection and
e mi ssio n con tro l sy stems, a nd the gene ra lly i ncreas ing tec hn ica l
complexity of today's automobiles, have steadily reduced the scope
o f mai nte na nce a nd repairs wh ic h can be carr ied ou t by veh ic le
owners.
Also, safety and environmental concerns p lace very strict
l im it s o n the nat ure o f rep ai rs a nd adju stmen ts to engine a nd tra ns­
m ission parts which an owner can perform.
M aintena nce, adj ust m ent s and repairs u sua lly require special t ool s,
t est ing dev ices and o ther equipment ava ilab le to sp ecia lly trained
workshop personne l in order to assure p rope r performance, reli ­
ab ilit y and sa fety o f the vehicle a nd its many sys tems.
I mproper maintenance, adjustments and repairs can impair the
ope ra ti on a nd reliabil ity o f your vehi cle a nd even vo id your ve hicle
warranty. Therefore, proof of servicing in accordance with the main ­
t e nance sch ed ule may be a con diti on for upholding a poss ibl e
warranty claim made within the warranty period.
Controls and equip­ ment Safety first Vehicle operation
Above a
ll, operational safe ty can be adverse ly affected, creating
u nn ece ssary risks for you a nd your passenge rs .
I f in doubt about any servicing, have it done by your authorized Audi
dea ler or any other properly equipped and qualified workshop. We
str on gly ur ge you to g ive your au thorized Au di dea ler t he o pportu ­
nity to perform al l scheduled maintenance and necessary repairs.
Your dealer has t he facil ities, origina l pa rts and tra ined spec ialis ts
to keep your vehic le running proper ly.
Performing limited maintenance yourself
The fo llowing pages descr ibe a limited numbe r of procedu res wh ic h
ca n be perf ormed o n you r vehicle wi th ord ina ry tools, sho uld the
need arise and trained personne l be unavailab le. Befo re performing
any of t hese proc edures, a lways thor oug hly read all of the ap pli­
cable text and carefu lly fo llow the instruct ions given. Always rigor ­
ously observe the
WARNINGS provid ed .
Before you check anything in the engine compartment , al ways read
and heed all WARNINGS~
& and~ & in "Working in the engine
compa rtme nt" on
page 309.
& WARNING
• Serious personal injury may occur as a result of improperly
performed maintenance , adjustments or repairs .
• Always be extremely careful when working on the veh icle .
Always follow commonly accepted safety practices and general c ommon sense . Never risk personal injury .
• Do not attempt any of the maintenance, checks or repairs
descr ibed on the following pages if you are not fully fam iliar with
these or other procedures with respect to the vehicle , or are uncer ­
tain how to pro ceed .
• Do not do any work without the proper tools and equipment.
Have the necessary work done by your authorized Audi dealer or
another properly equipped and qualified workshop . _,.
Vehicle care Do-it-yourself service Tec hn ica l da ta

__ _!_A~ l~p~ h~ a~ b~e~ t:!:ic~a~ l _!:i n~ d~e~ x~ --------------------------------------------
A
Accessories . . . . . . . . . . . . . . . . . . . . . . . . 384
Adaptive Air Suspension .... ... .. .... 188
automatic mode ...... .... ....... 189
Description ... ... ... ..... .... ... 188
dynamic mode ................... 189
Jacking mode when changing a flat tire .
191
lift mode ...... ..... .... .... .... . 189
Setting the driving modes .. .... ... 191
Sport Chassis Controls . . . . . . . . . . . . 190
standard mode ... .... .... .... ... 189
Trailer towing mode ... .... .... ... 192
Warning/indicator lights ........ 20, 21
Adaptive Cruise Control . ... .. .... ... .
Changing speed .... .... .... .... .
Driver information .............. .
Driving in traffic .. .... .... ..... . .
Error messages ................. .
Open road ......... ............ .
Override ........ ............... .
Request for driver to assume control
Save speed ..................... .
Setting distance .. .... .... .... .. .
Setting time interval . ... .. .... ... .
Settings . ... .... .... .... ....... .
Specia l driving situations . ....... . 139
142
146
140
148
140
140
140
142
144
144
150
150
Status messages . . . . . . . . . . . . . . . . . 148
Switching on and off ... .. .... ... . 141
System limitations .... ....... ... .
Temporarily turning off ....... ... .
warning/indicator lights ... .... ... . 150
143
146 Adaptive Light
.......... .... .... .... . 72 System error message . ...... .... . 186
defective .. .... .... .... ..... .. .... 36 Towing hitch .. .... .... ...... .... 183
Adding Air conditioning
Engine coolant ... ....... .... .... .
318
See Climate controls 114
Engine oil . .... .... .... ... .... .. .
314 Airbag system .... .... .... ..... . 220, 240
Windshield washer fluid .... .... .. .
325 Advanced Airbag System ...... .... 224
Additional accessories .......... .. ... 384
Additives Engine oil . .... ...... ... .. .... ... 314
Adjustable steering col lumn .. ..... ... 128
Adjusting Front seats .... ...... .... .... .... . 86
Instrument cluster i llumination . .... . 15
Steering column . ........... .... .
128
Advanced Parking System with rear view camera
Adjusting the chimes -option 1 . ... 183
Adjusting the chimes -option 2 ... . 184
front and back with visual display and
rear -view camera . . . . . . . . . . . . . . . 173
General information ......... ..... 173
Notes on distance irnformation ... .. 182
Parking next to obstacles . . . . . . . . . . 181
Rear -view camera -parking mode 1 . 178
Rear -view camera -parking mode 2 . 179
Rear -view camera (Rear View) ...... 176
Rear -view camera coverage area . . . . 177
Rear -view camera tips . . . . . . . . . . . . 186
Special parking situations .. .... ... 181
Switching the rear-view camera on and off ............................ 185
sw itching the visual display on and off
185 Advanced Airbag System components .
..
227
Care .. .... .... .... .... ... .... ... 234
Child restraints 247
Children ... .... .... ... .......... 246
Components (front airbags) . .... ... 227
Danger of fitting a child seat on the front passenger seat ............... .. 222
Disposal ............ .. ...... .... 234
Front airbags .. ............ .. 224, 225
How do the front airbags work? . ... 229
How many airbags does my vehicle have? 227
How the Advanced Airbag System compo ­
nents work together . . . . . . . . . . . . . 228
Important safety instructions on the knee
airbag system .................. 238
Important things to know .......... 220
Indicator light .... ......... ...... 231
Knee airbags 236
Monitoring .. .... .... .... .... .... 231
PASSENGER AIR BAG OFF light ... .. 232
Repairs ..... .... .... .. .. . ... ... .
Safety instructions .. .... .... .... .
Side airbags . .... .... .... .... ... . 234
233
239
Side curtain airbags .... ... .... ... 242
Warning/indicator lights ........... . 19