
___ C_h_ e_ c_k _in --== g'-- a_n _d_ f_il _li _n ..:::g:::..- ___________________________________________ _
& WARNING (continued)
• To reduce the danger of explosion, never connect or disconnect
charger cables while the charger is operating.
• Fast charging a battery is dangerous and should only be
attempted by a competent technician with the proper equipment.
• Battery acid that may spill during charging should be washed
off with a solution of warm water and baking soda to neutralize
the acid.
0 Note
Never use a fast charger as a booster to start the engine. This will
seriously damage sensitive electronic components , such as control
units, relays, radio, etc., as well as the battery charger.
[ i ] Tips
The vehicle battery must not be charged with a standard small
charger that plugs into the cigarette lighter or outlet .•
Windshield /headlight washer
container
Using plain water is not adequate for filling the wind
shield washer system and the headlight washer system*.
Fig . 159 Fender, left:
Windshield washer
fluid reservoir
The washer fluid container is marked with the symbol e.;. on
its cap.
- Before you check anything in the engine compartment,
always read and heed all WARNINGS=> & in "Working
in the engine compartment" on
page 220.
-Lift the filler cap tongue to add washer fluid. You can fill
the container to the top.
- Press the cap back onto the filler neck after filling the
container .
You can find the reservoir capacity in the table in~ page 291.
Use winterized windshield washer solvent during the cold season
even though the vehicle is equipped with heated washer jets. It
helps to keep your windshield clean and prevents the fluid from
freezing in the winter.
Follow the directions on the container for the correct amount to be
used.
~

Fuses and bulbs -
----------------
Equipment No. Equipment
Amps
Engine relay, fuel tank control unit, Airbag Off
16 A/C system (control unit) 10
1
light, light switch (switch illumination), diagnos-10
tic connector
17 Tire pressure monitoring system (control unit) 5
18
Not used
ABS, ASR, ESP, brake light switch
5 19
Not used
3 AFS headlight (left) 5
Not used
Oil level sensor (extended maintenance interval)
(WIV), tire pressure monitoring system, switch
21 Fuel injectors (gasoline engine) 10
4 for Electronic Stability Program (ESP), AFS head-5 Wind deflector (Roadster) 30
lights (control unit), A/C system (pressure sen -23 Horn 20 sorl, backup light switch
Automatic headlight range control, AFS head-
24 Transmission (control unit) 15
5
light (right)/ manual headlight range control, 5/10
25 Heater rear window Coupe/heated rear window 30/20
halogen headlights Roadster
Control unit for CAN data transfer (gateway),
26 Driver's side power window 30
6 electromechanical steering, automatic transmis-5
27 Passenger's side power window 30
sion shift gate
28 Not used
Acoustic Park Assist, automatic dipping interior
rear view mirror, garage door opener, heatable
29 Washer pump 15
7
windshield washer nozzles, washer pump, wind 5
30 Cigarette lighter 20
deflector relay (Roadster)
31 Starter 40
8
Haldex clutch 5 32 Steering column module 5
9
Control unit Audi magnetic ride 5 33
Instrument cluster 5
Airbag control unit 5 34 Radio navigation system, radio 15
1 1 Mass airflow sensor, crankcase heating 5/10
35
Audio amplifier 30
12 Door control unit (central locking driver/passen-10
36 Engine (control unit) 10 ger)
13 Diagnostic connector 10 37 CAN (Gateway) 5
Rain sensor, automatic transmission shift gate 5 38 Not used
15 Roof
light (interior lighting) 5 39 Not used
• Do-it
-yourself service

________________________________________________ E_ m_ e_r ,,::g c..e_ n _ c..::y;._ s_ i_t _u _a_ t_ i_o _n_ s _ ___.ffllll
& WARNING !continued)
• Before you check anything in the engine compartment, always
read and heed all WARNINGS~ page 212, "Engine compartment".
0 Note
• Applying a higher voltage booster battery will cause expensive
damage to sensitive electronic components, such as control units,
relays, radio, etc .
• There must be no electrical contact between the vehicles as
otherwise current could already start to flow as soon as the positive
(+) terminals are connected.
[ i) Tips
The discharged battery must be properly connected to the vehicle's
electrical system. •
Use of jumper cables
Make sure to connect the jumper cable clamps in exactly
the order described below!
Fig. 182 For jump
starting or charging
the battery, there is a
jump start connection
on the left side of the
engine compartment . Fig. 183 Jump
start
using the battery in
another vehicle: A -
Discharge, B-Female
socket
On vehicles with the 6-cylinder engine, instead of the
battery, on the left side of the engine compartment there is
a
Jump start connection=:> fig. 182. For jump starting, open
the cover on the positive terminal.
Preparatory measures
1. Do not jump start a frozen battery! Replace such a
battery!
2. Otherwise apply the hand brake and shift into idle gear if
your vehicle has manual transmission, and put the
selector lever into P position if your vehicle has auto
matic transmission.
3. For both vehicles switch off all consumers and the igni
tion.
Connecting/disconnecting the jumper cable.
4. Connect one end of the red jumper cable to the positive
terminal
G) =:> fig. 183 in the external starting point@ of
your vehicle .
5. Connect the other end of the red jumper cable to the
positive terminal
® of the booster battery®·
Vehicle care Do-it-yourself service irechnical data

__ _!:_A~l'.!:p~ h~ a~ b~e~ t~ic ~a..'.... l ~in~d~e ~x~ --------------------------------------------
Trip computer
Fuel consumption ................. 39
Mi leage .. ........ ........ .... ... 39
Trip odometer .. ...... .... ........ ... 14
What does it mean when dEF appears in the trip odometer display? ... ... .. 14
Trunk lid .... ........ ............. .. 55
Trunk escape handle ... .. .... .... 262
Turn signals ................. ....... 76
Warning/indicator lights ........... 19
u
Undercoating 207
Unfastening safety belts ...... ...... . 143
Unidirectional tires .................. 238
Uniform tire quality grading . ......... 253
Universal Radio- Frequency Remote Control (Homelink®) . . . . . . . . . . . . . . . . . . . 121
Un locking
Power locking switch . . . . . . . . . . . . . . 53
Rear lid/trunk lid ...... .... ...... .. 55
Remote control key ..... .. .... .... . 51
Using the key ... .. .... .... ...... .. 53
V
Vanity mirror ...... .. .... ........ .... 77
Vehic le electrical system .. ........ .... 19
Vehicle Identification Number (VIN) .... 288
Vehic le jack . . . . . . . . . . . . . . . . . . . . . . . . 269
Vehicle literature ............. ........ 5
Vehic le tool kit . . . . . . . . . . . . . . . . . . . . . 262 Vehicle-care products
...... ........ . 200 Power top cleaning ..... .. .... ... . 203
Venti lation ... ............ .... .... ... 98 with a power washer
....... .... ... 202
Waxing .......... .... .... ....... ... 203
w Wear indicator ..... ... ... .... ....... 248
Warning light
Tire pressure monitoring system 37
Warning lights ...................... 16 Weatherstrips
.... ....... .... .... ... 206
Weights ....... .. .... .... ...... .... 289
What happens if you wearyoursafety belt too loose? ..... .. .... .............. 142
Warning/Indicator light
Rear spoi ler ... ... .... ........ .... 18 What happens to unbelted occupants? .
139
What impairs driving safety? ... .... ... 129
Warning/indicator ligh1ts ... .. · · · · · · · · · 12 What should I do after changing a wheel? ..
Airbag system . . . . . . . . . . . . . . . . . . . . 19 245
Anti -lock brake system (ABS) · · · · · · · · 20 What shou ld I do after replacing whe els?
Brake system . . . . . . . . . . . . . . . . . . . . . 20 245
Cruise control . . . . . . . . . . . . . . . . . . . . 19
Electronic power control ........... 17
El ec tronic stabilization program (ESP) 18
Folding top ...... ... .. ... ... .. .... 18
Generator . . . . . . . . . . . . . . . . . . . . . . . . 19
High beam . . . . . . . . . . . . . . . . . . . . . . . 18
Malfunction Indicator Lamp (MIU .... 18
Parking brake . . . . . . . . . . . . . . . . . . . . . 20
Safety be lt . . . . . . . . . . . . . . . . . . . . . . . 19
Tire pressure monitoring system .... 17
Turn signals .. ....... ...... ....... 19
Warranty coverages .. ........ .... ... 293
Washer reservoir ..... .... ... ..... ... 236
Washing ........ ....... ...... .... .. 200
Automatic car wash ........... ... 201
by hand ......... ......... ... ... 201
Folding top cleaning ...... ... .. ... 203
General information ......... ..... 200 Wheel bolts
Torque ......................... 256
Wheels .............. ....... .... ... 238
Cast alloy .................... ... 207
Checking tire pressure ............ 244
Co ld tire inflation pressure ....... . 242
General notes .......... .......... 238
Glossary of tire and loading terminology .
239
New tires and whee ls .. ... .. ...... 249
Tires and vehicle load limits ... .... 246
Wheels/Tires Steel wheels ... .... .... ...... .... 206
When must the airbag system be inspected?
157
When should I adjust the tire pressures? 245
When should I check the tire pressures? 245