brake light AUDI A3 2015 Service Manual

256 Fuses and bulbs
Interior fuse assignment
No. Equipment Ampere
F14
Climate control system
30 blower
F15
Electronic steering column
10 lock
F16 MMI area 7.5
F17
Instrument cluster 5
F18
Rearv iew camera 7 .5
F19
Convince key system control
7.5 module, tank system
F23 Right exter ior lights 40
F24
Panorama sunroof 20/30
F25
Door/driver's side doors (for
30 example power windows)
F26 Seat heating 30
F27
Sound-amp lifier 30
F29
Interior lights 7.5
Fig. 176 Vehicle inte ri or : fuse assignment F31 Left exter ior lights 40
No . Equipment Ampere F32 Driver assista nce systems 7.5
F2
Seat adjustment 10 F33 Airbag 5
F4
MM controls, MMI compo-
7.5 nents
F5 Gateway 5
Button lighting, coils for
socket relays, interior sound,
F34 back-up light switch, tern-7.5
perature sensor, o il level
F6 Ant i-theft alarm system 5 sensor
Climate/heating control, se-
Diagnosis, headlight range
le ctor lever (automatic
F7 transmission), parking heat -10 F35
control system, air quality
10 sensor,
automat ic dimming
er, rear window heater relay
rearview mirror
coil
Diagnosis, electrical parking
F36
Right cornering light/ right
15 LED-headlight
F8
brake switch, light switch,
10 rain/light sensor, interior
lighting
F9
Steering column switch
1 module
F37
Left corner ing light/ left
15 LED-headlight
Door/front passenger's side
F39 doors (for example, power 30
windows)
Fl0 D isp lay 5
F40 Sockets 20
Fll
Reversible driver's safety
25 belt tensioners F41 Reversible front passenger 's
25 side safety belt tensioners
Fl2 MMI area 15/20
F42 Central locking buttons 40
Fl3
Adaptive dampers control
20 module
F43 Windsh ield washer system 30
F44
all wheel drive 15
F45
Power driver's side seat 15

No. Equ ipment Ampere
F49 Starter, clutch sensor
5
FS3 Rear window defogger 30
The power seats* are protected v ia
circ uit
br ea ker s
that automatically sw itch on after a
few seconds after the overload has been re­
d uced.
(D Tips
Note that the following table was accurate
at the time of pr int ing and is subject to
change.
Left engine compartment fuse
assignment
F ig. 177 Eng ine compartment: fuse assignment
M ,.._
-0
!
No. Equ ipment Ampere
Fl ESC control module 40
F2 ESC control module
40
F3 Eng
ine control module (gas-
15/30
oline)
Engine cooling, engine com-
F 4 ponents, auxiliary heater
5/10
coil relay (1 +2), secondary
a ir injection pump relay
FS Eng
ine components, tank
7,5/10/
system 15
Fuse s and bulb s 257
No. Equipment Ampere
F6 Brake light sensor
5
F7 Engine components, water 7,5/10/
pumps
15
F8 Lambda sensor 10/15
Engine components, ex-
F9 haust door, glow time con-
5/10/20
tro l module, SU LEV valve
FlO Fuel
injectors, fuel control
15/20
module
Fl l Auxiliary heater heating ele
-
40
ment 2
F12 Auxilia
ry heater heat ing ele-
40
ment 3
F13 Automatic transmiss
ion con-
15/30
trol module
FIS Horn 15
F16 Ignit ion coil 20/7.5
F17 ESC contro
l modu le, engine
7.5
control module
F18 T
ermina l 30 (reference volt-
5
age)
F19 Windshield wipers
30
F20 Horn 10
F22 Termina
l SO diagnosis
5
F23 Starter 30
F24 Auxiliary heater heating ele-
ment 1 40
F31 Vacuum pump 15
F32 L ED head lights
5
(i} Tips
Note that the follow ing tab le was accurate
at the time of printing and is subject to
change.

260 Emergency situations
@ Tips
The disc har ged battery must be properly
connected to the ve hicle's electrical sys ­
tem. W hen jump starting or charg ing t he
battery, never connect the negative
grou nd cab le to the batte ry negat ive post
because the batte ry ma nager sys tem must
be ab le to detect th e ba ttery 's state o f
charge. A lways connec t the nega tive
grou nd ca b le to t he neg ative ground pos t
of the batte ry ma nager con trol unit.
Use of jumper cables
Make sure to connect the jumper cable
clamps in exactly the order described below!
Fi g. 178 Eng ine compar tment: conne ctors for jump
start cables a nd charger
CD
--0 > ~
F ig. 1 79 Jump start ing with the battery of a nother ve·
h ide: @-di scharge d veh icle battery, @-booster bat ­
te ry
The ba tte ry i s loca ted to the left in the eng ine
compartment.
Do not jump start a frozen or
thawed battery
¢ .&. in Starting wi th jumper
cables on page 259
! Replace the battery. The
p roced ure fo r connecting jump start cab les
that is described next is designed to he lp
jump start your vehicle.
Vehicle with discharged battery:
.,. Read t he followi ng car efully¢ page 259.
.,. Se t the parking brake an d place the selector
lever in the P position.
.,. Tur n the ignition and electr ica l equ ipment
off in both vehicles.
Connect POSITIVE(+) to POSITIVE(+ )
(red )
.,. To reach the battery terminals, flip the bat­
tery cover cap to the side¢
fig. 178.
1. Clamp the end of the red jump start cab le
to the term inal
(D ¢ fig. 179 on t he dead
batte ry @
¢ (Din Starting with jumper
cables on page 259.
2 . Clamp the othe r end of the re d jump start
c able to the termin al@ on the cha rging
b atte ry @ .
Connect NEGATIVE (-) to NEGATIVE(-)
(black)
3 . Clamp the bla ck end of the j ump st art ca­
b le
preferably at the ground point , or on
the nega tive te rmi na l® on the chargi ng
battery @.
4. Clamp the othe r black end of the jump
start cab le
only on the ground point@
on your vehicle @¢(D.
S. Route the jump start cab les so they can­
not get ca ught in the moving pa rts in the
engi ne compa rt m ent.
Starting the engine
6. Start the eng ine in the vehicle giving the
charge and let it run at idle.
7 . Start the eng ine in the vehicle with the
dead battery and wait two to three m i­
nutes until it "runs smoothly" .
8.
If t he eng ine does not s tart: Stop the
sta rting procedure after 10 second s and
t h en re p eat it after approximately 3 0 sec ­
onds .
9 . In the vehicle that is being jump started,
switch the heater fan and rear window de ­
froster on to reduce any voltage peaks
that may occ ur whe n disconn ecting the
jumpe r cables. The headlights must be
switched off.
IJI,

Index 273
-----------------------------------.......
Audi drive select . ... .... ... .. .. .. .. . 102
Indicator light . . . . . . . . . . . . . . . . . . . . . 25
Aud i magnetic ride
refer to Adaptive dampers . .. .. .. .. . 102
Aud i Service Repa ir Manuals and Litera-
ture .. .. .. ... ............. ... ... .. 268
AUTO Automatic climate control system . .. .. 67
Automatic headlights . .... .. .. .. .. .. 42
Auto Lock (centra l locking system) . ... .. 32
Automatic belt retracto r .. .. .. .. .. .. . 134
Automatic climate control system
refer to Climate control system (auto-
mat ic) ... .. ................. .. .... 66
Automatic headlights .... ... .. .. .. .. .. 42
Automatic transmission ............ .. 105
Dr iving t ips . ............. .... .. .. . 107
E mergency mode ......... .... .. .. . 111
H ill descent co ntrol ....... .. .. .. .. . 10 9
I gnition key safety in terlock . . . . . . . . . . 70
K ick -down .. .. ... .. ..... ... .. .. ... 110
L aunch Contro l-Program ... .. .. .. .. . 1 11
malfunction ............. .... .. .. . 106
Selector lever emergen cy rele ase .. .. . 112
Selector lever lock . . . . . . . . . . . . . . . . . 106
Selecto r lever pos it io ns ....... .... .. 105
Shift ing ma nua lly ............ .... .. 110
St eer ing whee l w ith shift paddles .. .. . 110
S tron ic .. .. .... ............. .. .. . 105
tiptronic . .. .... ........... .. .. .. . 110
Automatic wipe/wash system .. .. . ... .. 46
Auto Safety Hotline ..... ... .. .. .. .. . 129
Average consumpt ion ....... .. .. .. .. .. 27
Average speed .. ........... .. .. .. .. .. 27
B
Battery ... .. .. .. ........... .. .. ... 220
C harge level ............. .... .. .. . 190
C ha rging . . . . . . . . . . . . . . . . . . . . . 20, 222
Energy management .......... ... .. 190
Impor tant war nings ....... ... ... .. 22 1
Indicator light . . . . . . . . . . . . . . . . . . . . . 20
J ump starti ng ............ .... .. .. . 259
L ocat ion . .. .. .. ........... .. .. ... 22 1
Replacing the ba ttery .. ... .. .. .. .. . 223
Wo rking on the battery . ... .. .. .. .. . 22 1
B efore dr iving ... .. ..... ... .. .. .. .. . 121 B
lended gaso line .... . .. .. ..... ... .. 206
B lowe r
automat ic Climate contro l system .. .. . 67
Manua l cli mate control system ... .. .. . 65
Booster seats . .. .. .. . ... ...... ... .. 175
B rake fluid
Changing the brake fluid ..... ... .. .. 219
Checking the brake fluid level ...... .. 219
Wha t is the correct brake fluid level? .. 219
Wha t should I do if the brake fluid warn-
. l' h ? mg 19 t comes on ................ . 219
Brakes ... .. .. .... .. . .. .. ..... ... .. 187
Brake assist system . . . . . . . . . . . . . . . . 185
Brake booster .. .. .... ............. 187
Ind icator light . . . . . . . . . . . . . . . . . 18, 24
New brake pads . . . . . . . . . . . . . . . . . . . 187
Pa rking brake .. .. .. .......... ...... 76
Brake system Brake fluid .. .. .. ................. 219
Brake fluid specifications for refill and re-
placeme nt ... .... ................ 219
B ra ke pads .. .. .. .. . .. .... .... .. .. 193
Fl uid reservo ir ..... ... .. ..... ..... 219
W orn brake pads symbo l . . . . . . . . . . . . . 22
Brak ing
Emergency brak ing funct ion ........ .. 78
Starting on inclines .. .. .. .. ... ... .. . 78
Break -in per iod .. ...... ............. 193
Brake pads .. .. .. ............... .. 193
Tires ..... .. .. .. ................. 193
Bulb s .... .. .. .. .... . ... ...... ... .. 258
C
Cali forn ia Pr oposition 65 War ning . .. .. 211
B attery specific .... . .. ... .... ... .. 222
Capacities Fuel tank .. .. .. .... .......... ..... 266
Washe r fl uid reservo ir .......... .... 266
Care ....... .. .. .. ................. 201
also refer to Cleaning ......... .... . 201
Cargo area . ... .. .... . ... ...... ... .. 127
Cargo net . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Catalytic converter . ................. 194
CD -RO M playe r (nav igat ion) . . . . . . . . . . . . 58
Cent ral indicator light .............. .. 14
•
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276 Index
E
ECO mode (automatic climate control sys -
tem) . ..... .. ................ ..... .. 67
EDL
refer to Electronic differentia l lock . .. . 185
Efficiency program . . . . . . . . . . . . . . . . . . . 28
Description . ...... .......... ... .. .. 28
Fuel economy messages . . . . . . . . . . . . . 29
Other equipment . . . . . . . . . . . . . . . . . . . 29
Electrical accessories
refer to Socket ............. .. .... .. 56
Electromechanical parking brake
refer to Parking brake ............... 76
Electromechanical steering .. .. .. .. .. . 189
I ndicator lights .......... .. .. .... . 189
Electronic differential lock ... .... .... . 185
Indicator light . . . . . . . . . . . . . . . . . . . . . 22
Electronic immobilizer ....... ... .... .. 36
also refer to Immobilizer . . . . . . . . . . . . 31
E lect ronic interaxle differential lock .... 185
Electronic speed limiter ..... .. .. .. .. . . 30
Electronic stabilization control (ESC)
Indicator light . . . . . . . . . . . . . . . . . . . . . 22
Electronic Stabilization Control (ESC) ... 185
Emergency assistance .......... .... . 246
Emergency flasher .......... ... .... .. 43
Emergency flashers
I ndicator light . . . . . . . . . . . . . . . . . . . . . 25
Emergency operation Emergency braking function .. .. .. .. . . 78
Front passenger's door/rear doors . . . . . 3 7
L uggage compartment lid ........ .. . 246
Panorama sunroof ........ .. .. ...... 41
with conven ience key .... .. .. .. .. .. . . 75
Emergency release Fuel filler door .............. ... ... 209
Selector lever . . . . . . . . . . . . . . . . . . . . . 112
Emergency starting ........ .. .. .. .. . 259
Emergency towing ......... .. .. .. .. . 261
Energy management . . . . . . . . . . . . . . . . 190
Indicator light . . . . . . . . . . . . . . . . . . . . . 20
Engine Coolant .. .. ..................... . 216
Starting with jumper cables .... .... . 259
starting (button) . .. ...... .. .. .. .. . . 73 Starting (driver messages with conven-
ience key) ..... .. ................ .. 75
starting (key) . ... ................ .. 70
stopping (button) ............. ..... 74
stopping (key) ................ ..... 72
Engine compartment
Closing the hood . . . . . . . . . . . . . . . . . . 211
Opening the hood ................ . 211
Overview .. .... .. ... .......... .... 212
Safety precautions ............... .. 210
Engine control (indicator light) . . . . . . . . . 23
Engine coolant .. .. .......... ... .. .. 216
Radiator fan ... .. ... .......... .... 218
Engine oil .. ................... .... 212
adding . .. .. .. .. ... .......... .... 215
Changing . ...... ... ......... ... .. 216
Checking the oil level ... ..... ... .. .. 215
Dipstick... .. .. .. .... .... .... 212, 215
Indicator light .................... . 20
Oil consumpt ion .. ............. .. .. 214
Oil grades ..... .. ............. .... 212
Specification and viscosity ........ ... 212
Use ..... ..... .. .. .............. . 215
Engine speed limitation ( indicator light) . 23
Environment Break -in per iod . .. ... ....... ... .. .. 193
Catalytic converter ....... ...... .. .. 194
Disposing of your vehicle battery ..... 223
Driving at high speeds .......... .... 195
Driving to minimize pollution and noise 195
Fuel economy .... ................ . 195
Letting the vehicle stand and warm up . 196
Proper disposal of drained brake fluid . 219
Proper disposal of drained engine oil .. 216
Unleaded fuel .... ... .......... .... 206
What should I do with an old battery? . 223
EPC (engine control) ................ .. 23
ESC Electronic stabilization control ... .. .. 185
Post-coll is ion brake assist ..... .. .. .. 186
Sport mode ... .. ................ . 187
ESP
refer to ESC ... .. ..... ..... ... .. .. 185
Event Data Recorder (EDR) ............ 185
Exhaust tail pipes cleaning ........... 202
Exterior lighting ... ..... ..... ... .. .. . 42

28 0 Index
------------------------------------
Parking aid
Cleaning s ensors/camera lenses ... .. . 202
Parking brake . . . . . . . . . . . . . . . . . . . . . . . 76
E mergency braking function .. .. .. .... 78
I ndicator light ........... .. .. .... .. 19
I ndicator lights . . . . . . . . . . . . . . . . . . . . 76
Parking ..... .. .. ..... ... .. .. .... .. 77
Power failure . . . . . . . . . . . . . . . . . . . . . . 76
Releasing and setting ..... .. .. .. .. . . 76
Starting from a s top ...... .. .. .. .. .. 77
also refer to Park ing brake ..... .. .. .. 76
Parking light .... .. ..... ... .. .. .... .. 42
Park ing system
Adjusti ng the disp lay/wa rn ing tone .. . 120
C leaning the rearview came ra . .. .... . 117
M alfunct ion . .. . ...... ... .. .. .... . 120
Park ing system p lus .. ... .. .. .. .. .. . 1 15
Periphe ra l disp lay ..... ... .. .. .... . 115
Rear parking system ...... .... .... . 115
Rearview camera ......... .. .. .. .. . 116
also refer to Park ing systems . . . 115, 116
Parking systems . .. ..... ... .. .. .... . 114
Park ing (automatic transmission) . 107, 108
Parts rep lacement ......... .. .. .... . 270
Pass -t h ro ugh . . . . . . . . . . . . . . . . . . . . . . . . 63
PASSENGER AIR BAG OFF l ight . .. .. ... 153
Pedals . ..... ... .. ..... ... .. .. .... . 126
P eriphe ral disp lay .......... .. .. .... . 115
P hys ica l pr inciples of a frontal coll is io n . 132
P lastic parts cleaning .. ... .. .. .. .. ... 203
Polishing .. .. ................ ... .. . 203
Pollen filter
refer to Po llutant filter . . . . . . . . . . . . . . 64
P oll utant fi lter .. .. ..... ... .. .. .... .. 64
Post-co llision brake ass ist ... .. .. .. .. . 186
Power seat adjustment . . . . . . . . . . . . . . . . . . . . 54
W indows ................. .. .... .. 38
P owe r windows .. . ...... ... .. .. .... .. 38
Conven ience opening/closing . . . . . . . . . 39
Malfunct ion . ... .. .... ... .. .. .. .. .. 40
Pr egnant women
Specia l cons iderations when weari ng a
safety be lt .. .. .. ..... ... .. .. .... . 136
Pre sense Driver messages . . . . . . . . . . . . . . . . 88, 9 2 Genera
l Info rmation . .. ..... .... . .. . 82
Settings . ..... .. .. ... ..... ... .. .. . 92
Pressure (tires) .. .. ............. .... 244
Proper occupant seating positions . .... 122
Proper safety belt posi tion ..... ... .. .. 135
Proper seating posit ion
Front passenger .. ..... ........... . 123
Occ upants . .... .. ............. .... 122
Re ar passenge rs .. ... .......... .. .. 1 24
Protecting .. ... ... .. .............. . 203
Protection mat
refer to Revers ible mat . ..... ... .. .. . 62
Q
Question
What happens to unbelted occupants? 132
R
Radiator fan
Radio clock 218
refer to C
lock . . . . . . . . . . . . . . . . . . . . . . 10
Rain/ light sensor
Headlights .. .. .. ............. .. .. . 42
Indicator light ... ... .. .. ... ..... .. . 25
Intermittent (w indshield w ipers) ..... . 46
Switching on and
off ........ ...... .. 46
Range (tank contents) ............. .. . 27
Re ar armrest .. .. .. ... .......... .. .. . 55
Rear lid
refer to Luggage compartment lid .. .. . 37
Rear light
Indicator light . .. ... .......... .. .. . 24
Rea rv iew camera
refer to Parking systems
115,116
Rea rv iew mi rror
refer to Mi rror . .. ............. .... . 49
Rearv iew mirror dimming ........ .... . 49
Rea r window de fogger . . . . . . . . . . . . . . . . 68
Recirc ulat ion mode
automatic cont ro l system ....... .. .. . 67
ma nua l cl imate co ntrol system ... .. .. . 66
Reduc ing fuel consumption
Efficiency program . . . . . . . . . . . . . . . . . . 28
Ref ueling ... .... .. .. .... . ..... ... .. 207
Fuel leve l ind icator ... .......... .. .. . 11

Index 281
-----------------------------------.......
Remote control
refer to Remote control key . . . . . . . . . . 31
Remote control key . . . . . . . . . . . . . . . . . . . 3 1
L ED . .. .. .. .... ........... .. .. 3 1,33
Replacing the ba ttery ..... .. .. .. .. .. 33
Synchron izat ion ... .... ... .. .. .. .. .. 33
un locking/ locking ..... ... .. .. .. .. .. 33
Repa ir manua ls ............ .... .. .. . 268
Repairs Airbag system ........... .... .. .. . 156
Replacement key . . . . . . . . . . . . . . . . . . . . 31
Replacing Lig ht bulbs . ............. .. .. .. .. . 258
T ires and whee ls ......... .... .. .. . 23 7
Replacing w indshield wiper blades ...... 47
Report ing Safety Defects . ... .. .. .. .. . 129
Reset b utton (tr ip odomete r) . . . . . . . . . . 11
Resett ing trip odometer ..... .. .. .. .. .. 11
Re tract
New brake pads . . . . . . . . . . . . . . . . . . . 187
Retractor ...... .............. ... ... 134
Reverse (automat ic transmiss ion) . .. .. . 105
Revers ible ma t ............ .... .. .. .. 62
Roof rack . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
L oading .. ... ............. ... ... ... 60
Roof weight .... .. .... .... . .. .. .. .. 60
s
Sadd lebag ..... ................ .... . 62
Safe driving habits . ..... ... .. .. .. ... 121
Safety Airbag-System ........... .... .. ... 1 40
Belts . ..... .. ... .. ..... ... .. .. ... 131
Safety belt position ............ ... .. 135
Safety belt he ight ad justment .. . ... . 137
S afety belts worn by p regnant women . 136
Safety belt pretens ioner ..... .. .. .. .. . 13 7
Service and disposal ...... .. .. .. .. . 138
Safety belts . ... ... ..... ... .. .. 131,134
cleaning ... .. .... .. .... ... .. .. ... 203
Danger to passengers who do not wea r a
safety belt . .. ........... .. .. .. ... 132
Fastening .. ... .. .. ...... .. .. .. .. . 134
H eight adjustme nt ........... .. .... 137
Imp roperly worn .......... ... ... .. 137
I ndicator lights . . . . . . . . . . . . . . . . . . . . 2 1 In
dicator lig ht ( rear) . .. ..... ... .. .. . 25
Not worn ... .. .. .. . ... ...... ... .. 132
Safety be lt pos ition .. .. ..... ... .. .. 135
Safety instr uctions ................. 134
Securing child safety seats ........ .. 177
Spec ial considerations for pregnant
women ... .. .. .. .. . .. .... .... .... 136
Un fastening ...... ...... .......... 136
Wa rning/ind icator light . . . . . . . . . . . . . 131
Wor n pro perly . .. .... ........... .. 133
Safety be lt warning light ............. 131
Safety centra l locking . . . . . . . . . . . . . . . . . 3 7
Safety comp lia n ce sticke r ........ .. .. 265
Safety equ ipment ...... ............. 121
Safety featu res for occ upan t rest raint and
protection . . . . . . . . . . . . . . . . . . . . . . . . . 121
Safety gu idelines
Seat adjustment . . . . . . . . . . . . . . . . . . . . 52
Safety instr uctions
for s ide cu rtain airbags .. ...... .... . 164
fo r us ing child safety seats ......... . 170
for us ing safe ty belts .............. . 134
Moni to ring the Advanced Ai rbag Sys-
tem .... .... .. .... ... .......... .. 155
Scheduled maintena nce i nterval
with dr iver information system . . . . . . . . 13
Screwdr iver ....... .. . .. .. ..... ... .. 247
Seat adjustment Drive r's sea t . . . . . . . . . . . . . . . . . . . . . . . 52
F ron t passenger's seat . . . . . . . . . . . . . . . 53
Hea d restraints ..... .. .. ..... ... .. 125
Safety gu idelines ... . ... ...... ... .. . 52
Seat heating .. .. .. .... ............. . 68
Seating position Driver .. .. .. .. .... .. ........ ..... 122
Front passenger .. .. .. .. ...... ..... 123
How to ad just the front s eats ....... . 123
Incorre ct seat position .......... .. .. 1 2S
O ccu pan ts ... .. ...... ........... .. 1 22
Rear passengers . ... .. ... ..... ... .. 124
Seats adjust ing . . . . . . . . . . . . . . . . . . . . . 53, 54
Fold ing ... .. .. .. .. .. ........... .. . 61
Seats (number) .. ...... ............. 131
S ecurity sys tem (ind icator light) ... .. .. . 21
•
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