steering AUDI R8 SPYDER 2012 Owner's Guide

192 Tires and wheels
cargo and lugg age load ca­
pacity is 650 lbs . (1400-750
(5
X 150) = 650 lb s.)
5. De termine the combined
weight of luggage and cargo
being loaded on the vehicle .
That weight may not safely exceed the a vailable cargo
and luggage lo ad capacity
c alcul ated in Step
4.
6. If your vehicle will be towing
a tr ailer , load from your trail­
er w ill be tran sferred to your
vehi cle . Consult this manual
to determine how thi s re­
duces the available cargo
and luggage load capacity of
your vehicle.
.,. Check the tire sidewall
(¢ page 193 , fig. 151) to de­
termine the designated load rating for a specific tire.
Tire service life
The service life of tires depends on a lot of
diff erent things i ncluding prop er installation
and balancing, correct tire pressure and driv ·
ing s tyle.
Fig. 150 T ire tread: trea d wea r ind icators (TWI)
Tread Wear Indicator (TWI )
The orig inal tires on yo ur vehi cle ha ve
1/ 16 inch ( 1.6 mm) hig h "wear indic ators"
¢ fig . 150 ru nning acro ss the tread . Depend·
ing on the ma ke , t here will be six to e ight of
them even ly placed aro und the tire . Marks on
the tire sidewall (for example "TWI" or other
symbols) ind icate the pos itions of the tread
wea r indica to rs. Wor n tires must be replaced .
Different figures may apply in othe r countries
¢ .&_ .
Tire pressure
Incor rect t ire pressure causes premature wea r
and can cause sudde n tire blow-out . For this
reason, tire pressu re must be checked at least
o nce a month
¢ page 189 .
Driving style
Driving fast around c urves, heavy accele rat ion
and hard braking increase tire wear .
Wheel balancing
The wheels on new ve hicles are balance d.
However, va rious s ituations dur ing eve ryday
driv ing can cause them to become unbal·
anced, resulting in vib rations you can usually
feel th rough the steer ing whee l.
Un balanced w hee ls m ust be rebalance d to
avo id excessive wear on steering, suspension
and t ires. A whee l must also be reba lanced
whe n a new tire is insta lled.
Incorrect wheel alignment
Incor rect wheel alig nment can cause exces ­
s ive tire wear , impa iring the sa fety of the vehi ­
cle.
If tires show excessive wear, have the
whee l alignment chec ked by an authoriz ed
Audi deal er or qualified wo rksh op.
All-wheel drive
Only the wheel/ti re sizes specif ied by the
manufacture r may be used on veh icles with
all-wheel d rive. For details see
c::> page 147.

214 Fuses and bulbs
Fuse panel @
Consumer
Automatically dimming in-
side mirror, garage door
8 opener (Homel
ink), washer
pump relay, power outlets
relay
10
[ru button
11 Pressure sensor, climate
controls
12 Airbag
Fuse panel @
No . II Consumer
II
1 Radiator fan (1)
Radia
tor fan (2)
Exterior lighting
4 Exterior lighting
6 Blower regulator
Fuse panel@
No . II Consumer
II
1 Rear view camera
2
Tire pressure monitoring
system
4 Cell phone package, te
le-
phone antenna amplifier
5 Instrument cluster
6 Networking gateway
7 Steering column lever
8
Diagnostic interface, brake
pedal switch, selector lever
9 Rain/light sensor
10 Light switch
11 Special functions control
module
15 Sound amplifier
Radio
Fuse panel E
No. Consumer
3 Auxiliary water pump
5 Supply terminal 15, starter
Amps
10
10 5
5
Amps
40 40
40
40
40
Amps
5
10
7.5 5
5
5
10 5
5
5
30
20
Amps
10
30
Fuse panel @
No. Consumer
6 Pump for brake booster
7 Horn
8 Wiper motor
9 Wiper motor
10 Headlight washer system
12 Power outlets and cigarette
lighter
Fuse panel
®
No. !!Consumer
1 Electronic Stabi lity Control
2 Electronic Stability Control
4
5
6 Rear
window defogger
Power locking system
Interior lights, washer noz­
zles
Anti-theft alarm system
Climate controls
Heated seats
10 Lumbar support
11 Control module for doors
12 Control module for doors
Bulbs
Note
Amps
15
20
30
30
30
20
ll Amps ,
10
25
30
20
20
5
10
25
10
30
10
Your vehicle is equipped with maintenance­
free headlights and rear lights. However, if a
bulb has to be changed, please consult your
authorized Audi dealer or other qualified
workshop.

230 Index
Safety belt position Safety belts worn by pregnant women 106
Safety belt pretens io ner
Service and disposal .... .. .. .. .. .. . 107
Safety belts Cleaning . .. .......... ...... ... .. . 162
Danger to passengers who do not wear a
safety belt ............ .. .. .. .. .. . 104
F astening .... ........... .. .. .... . 104
General notes ............ .. .. .. .. . 101
I mproperly worn .......... ... .... . 106
Not worn . . . . . . . . . . . . . . . . . . . . . . . . 104
Pretensioners ................ .... . 107
Safety belt position . . . . . . . . . . . . . . . . 105
Safety instructions . . . . . . . . . . . . . . . . . 102
Securing child safety seats ....... .. . 138
Special cons iderations for pregnant
women .. .. ................ ... ... 106
Unfasten ing ........... .. .. .. .. .. . 106
Warn ing/ indicato r light ...... .. .... . 101
Why you must wear them .. .. .. .. .. . 102
Worn properly ............ ... .... . 102
Safety belt warn ing light ........ .. .. .. 14
Safety compliance sticker ..... .. .. .. . 215
Safety equipment ........ .. .. .. .. .. .. 91
Safety features for occupant restraint and protection . . . . . . . . . . . . . . . . . . . . . . . . . . 91
Safety guidelines Seat adjustment . . . . . . . . . . . . . . . . . . . . 59
Safety instructions For using chi ld safety seats .......... 133
F or using safety belts .............. 102
Monitoring the Advanced Airbag Sys-
tem ... .. ................. .. .... . 122
Seat adjustment Driver's seat . . . . . . . . . . . . . . . . . . . . . . . 59
Fr ont passenger's seat . . . . . . . . . . . . . . . 60
Front seats . . . . . . . . . . . . . . . . . . . . . . . . 59
Head restraints . . . . . . . . . . . . . . . . . . . . 94
Power seats . . . . . . . . . . . . . . . . . . . . . . . 60
Safety guidelines ..... .... .. .. .. .. .. 59
Seating capacity ............ ... .... . 101
Seating position
Driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Fr ont passenger . . . . . . . . . . . . . . . . . . . . 93
I ncorrect seat position . . . . . . . . . . . . . . . 95 Seats
Number of seats
101
Selector lever
Defective ... .. .. ............. .. .. . 19
Serv ice
Airbag system ... ..... ........... . 122
Service and disposal Safety be lt pretensioner ........ .... 107
Serv ice interval display . . . . . . . . . . . . . . . . 22
Service position for windshield wipers .. . 55
Set menu ....... .. ................ .. 26
Setting the t ime ... ... .......... .. .. .. 9
Side airbags Descrip tion .... .. ... .......... .. .. 127
How they work . .. .......... ...... . 128
Side marker lights ................. .. 49
Snow cha ins .. .. . .. ............ .. .. 198
Socket . .... .... ................... . 62
Sound system display ................. 21
Sources of information about child re-
stra ints and their use . ........... .. .. 141
Speedometer . . . . . . . . . . . . . . . . . . . . . . . 10
Speed rating letter code .............. 194
Speed warning system . . . . . . . . . . . . . . . . 29
Spoi ler ............................ 144
Starting on hills
Hill hold assist ... ............. .... . 73
Starting the engine . . . . . . . . . . . . . . . . . . 70
Steering column Adjusting ..... .. ............. .... . 70
Locking the steering . . . . . . . . . . . . . . . . 70
Steps for determining correct load limit . 191
Stopping the eng ine ..... ........... .. 72
Storage ... ..... .. .. .............. .. 62
Sun visors .. .. .. .. .... ......... .... . 53
Symbols Red symbols in the center display ...... 11
Yellow symbols in the center display .. . 12
also refer to Warning/Indicator lights .. 11
T
Tachometer . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Tank flap Unlocking the fuel filler flap by hand .. 167
T echnical modifications ........ .. .. .. 221