2015 AUDI A8 technical specifications

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Fa st charging the b att ery (charging rate
abo ve 14.8 Vo lt s)
Fo r technical reasons do not use a batt ery
charger that uses vo ltage g reater than 14.8
Volts to charge your vehicle's battery.
A WARNING
-
Charging a battery can be dangerous.
- Always follow the operating instructions
provided by the battery charger manu­
facturer when charging your battery.
- Never charge a fro zen battery. It may ex­
plode because of gas trapped in the ice.
Allow a frozen battery to thaw out first .
- Do not reuse batteries which were fro­
zen. The battery housing may have
cracked and weakened when the battery
froze .
- Charge the battery in a well ventilated
area . Keep away from open flame or elec­
trical spark . Do not smoke . Hydrogen gas
gene rated by the battery is exp losive.
- To reduce the danger of explosion , never
co nnect or disconnect cha rger cables
wh ile the charger is operating.
- Fast charg ing a battery is dangerous and
should only be attempted by a compe­
t ent technicia n w ith the proper eq uip­
ment.
- Battery a cid that may spill d uring charg­
ing should be washed off wit h a solution
of warm wa ter and ba king soda to neu ­
tralize the acid .
CD Note
Never use a fast charge r as a booster to
s tart the engine. This will se rio usly d am­
age sensitive elect ronic components, such
as control units, relays, radio, etc., as we ll
as the battery charger .
Checking and fillin g
Battery replacement
The new battery must have the same specifi­
cations and dimensions as the original equip­
ment battery.
In telligen t energy managemen t in your vehi­
cle is responsible for distributing the electri ­
cal ene rgy throughout your vehicle
¢ page 202. The intelligent energy manage­
ment system will keep the engine battery
c h arged better than vehicles without this sys ­
tem. To make sure the additional electrica l en ­
ergy is avai lab le once again afte r yo u have
changed the battery, we recommend that you
insta ll batteries of the same type and m anu­
facture only (the same as those installed at
the time your ve hicle was delivered) . Specif i­
cat ions are listed on the battery housing . Your
authorized dea le r must code the battery in
the energy management system to enab le you
to use the ene rgy manageme nt func tions cor ­
re ct ly afte r replacing the battery.
The new battery must have the same capacity,
vo ltage
( 1 2 volts), amperage, const ruction
and plug seal ing .
When installing the battery, make sure the ig­ nition and a ll elect rical consume rs are switch­
ed off .
CD Note
- Make sure the ventilation hose on the
side of the battery is connected, other­
w ise fumes or battery a cid ca n leak out .
- Veh icles with the Start-Stop-System* are
e quipped with a spec ial cycle-p roof AGM
battery. Install ing a d iffe rent type of
ba ttery c an cause problems in the vehi ­
cle e lectrical system. Whe n replacing the
vehicle battery, always install one w ith
the same specifications as the origina l
battery.
- Battery mounts and clamps must a lways
be sec ured correct ly .
- Read and fo llow the wa rnings under
¢ page 241, Working on the battery be-
fore per forming any work on the battery . ..,_
243
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-----------------------------~I~n~d~e~x 305
Sliding/tilting sunroof
Emergency closing ................ ..
44
Emergency operation ......... ... .. .. 45
Opening and closing ...... .... .. .... 43
Panoramic sunroof ........ .. .. .. .. ..
44
Snow chains ................. ... ... 261
Sockets . . . . . . . . . . . . . . . . . . . . . . . . 68, 74
Solar operation (automatic climate con -
trol) .. .. ... . .... ............. .. .. .. 81
Sources of information about child re-
straints and their use .......... ... .. . 193
Space-saving spare tire ......... .... .. 268
Spare tire
refer to Compact spare tire . .. .. .. .. . 268
Spare wheel ....................... 269
Speedometer . . . . . . . . . . . . . . . . . . . . . . . 26
Speed rating letter code ..... .. .. .. .. . 257
Speed warning system ...... .. .. .. .. .. 90
Sport differential ............. .... .. 108
Indicator light . . . . . . . . . . . . . . . . . . . . . 23
Start-Stop-System . . . . . . . . . . . . . . . . . . . 87
Engine does not switched off . .. .. .. .. 88
Engine starts automatically .. .. .. .. .. 88
Indicator lights . . . . . . . . . . . . . . . . . . . . 88
Messages . . . . . . . . . . . . . . . . . . . . . . . . . 89
Starting/stopping the engine ... . ... .. 88
switching off/on .......... .. .. .. .. .. 89
START ENGINE STOP button . .. .. .. .. .. 83
Starting from rest . . . . . . . . . . . . . . . . . . . . 86
Start ing off with a trailer .... .. .. .. .. .. 87
Starting the engine 83
Steering
refer to Electromechanical power assist 201
Steering wheel Adjusting steering column ..... ... ... 82
Easy entry feature ........ .. .. .. .. .. 82
I ndicator light . . . . . . . . . . . . . . . . 17,201
Shift paddles ............ .. .. .. .. . 117
Steering wheel heating ....... ... .. .. 81
Steps for determining correct load limit . 254
Stopping the engine . . . . . . . . . . . . . . . . . . 83
Storage ... .. ................. .. .... 74
Sunroof ... ... ............. ...... ... 43
Sun shades Emergency closing (roof) .............
45
Panoramic sunroof ........ .. .. .. .. .. 45 Rear
doors . ..... .. ................ 52
Rear window ... .... ................ 52
Sun visors .. .. .. .. ................. . 51
Symbols
refer to Warning/Indicator lights . .. .. . 11
T
Tachometer . . . . . . . . . . . . . . . . . . . . . 11, 23
T ail lights
Cleaning ...... .. .. ............... 215
TOI clean diesel
refer to Ad Blue ... .. . ... ...... ... .. 225
Technical data . .. .. ................. 287
Technical modifications .............. 293
Temperature display ..... ....... .... .. 23
Tether anchors .. .. .. ............... 191
Tether strap .. .. .. ................. 191
Textiles Cleaning ......... ................ 217
The first 1,000 miles (1,500 km) and after-
wards .... .. .. .. .. .. ............... 205
Tie-downs 70,140
Tips for the environment
Saving fuel ....... ...... ........... 73
tiptronic (automatic transmission) ..... 114
Tire pressure .. .. .. ................ .
Tire pressure monitoring system ..... . .
Loss of air pressure ............... .
Malfunction ... .. .. . .. .... ....... .
Tires
......... .. ...... .............
Service life .. .. .. ............... ..
speed rating letter code ........ ... .
Tire manufacturing date . .......... .
Tire specifications ..... ....... .... .
Tread depth ...... ............... .
Uniform tire quality grading ..... .. . .
Winter tires
. .. ...... ........... ..
Tires and vehicle load limits . .. .... ... .
Tires and wheels Checking tire pressure ............. .
Cold tire inflation pressure ........ . .
Dimensions
.. .. ...... .............
General notes .. .. .. . .. .... ....... .
Glossary of tire and loading terminolo-
gy ...... ... .. .... .......... .... . 251
263
264
264
245
255
257
257
257
255
259
260
253
251
249
256
245
246
Low aspect ratio tires ........... .... 262
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