sensor AUDI A6 2012 Service Manual

A
Accessories .... ...... ..... .. .. .. ... 280
AC (automatic climate control) ... .. .. .. 66
AC (climate contro l) . . . . . . . . . . . . . . . . . . 64
Adapt ive cruise control . . . . . . . . . . . . . . . . 78
C lean ing sensors/c ameras .. .. .. .. .. . 206
M essages . . . . . . . . . . . . . . . . . . . . . . . . . 85
Request for driver intervention . . . . . . . . 82
Stop-and-go traffic .... ... .. .. .... .. 81
Adapt ive Lig ht (defective) ... .. .. .. .. .. 2 2
Adding Eng ine coolant .............. ... ... 228
Eng ine oi l ..... ....... .... ... ... .. 225
W indshield was her fl uid ... .. .. .. .. . 234
Addit ives
Eng ine oi l
225
Ad justi ng
Air distribution (automatic climate con-
trol) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
a ir distribution (cl imate control) . .. .. .. 64
Front seats . . . . . . . . . . . . . . . . . . . . . . . . 50
Instrument illum inat io n .... ... ... ... 44
Steer ing colum n electrically .. .. .. .. .. 69
Steer ing colum n manually . .... .. .. .. 69
Temperatu re (automat ic climate co ntrol) 67
Tempera tu re (clima te con trol) .. .. .. .. 64
Ai rbag system . . . . . . . . . . . . . . . . . 142, 163
Advanced Airbag System . ...... ... .. 146
Advanced A irbag System components . 150
Ca re . .. .. .. ................. .. .. . 158
C hi ld ren . .. .. ........... .. .. .. ... 170
C hild restra ints . .. ..... ... .. .. .. ... 170
Components (front airbags) . ... .. .. . 150
Danger of fitting a child seat on the front
passenger seat . . . . . . . . . . . . . . . . . . . . 144
Disposal . .. ............. .... .. .. . 158
Front airbags . . . . . . . . . . . . . . . . 146, 148
H ow do the front airbags work? . ..... 152
H ow many airbags does my vehicle
h ave? . .. .. .. ............. .. .. ... 150
H ow t he Advan ced Airbag Sys tem com-
ponents wor k toge ther .... .. .. .. .. . 15 2
I mpor tan t safety instructions on the
knee airbag system .... ... .. .. .. .. . 16 1
Important things to know . . . . . . . . . . . 142
K nee airbags .. ........... .. .. .. ... 159
Mo nitoring . ............. .... .. .. . 154
Inde x 283
PASS ENGER A IR BAG OF F light ... .. .. 155
Repairs ... .. .. .... . ... ...... ... .. 158
•
Safety instr uctions . .. .. ..... ... .. .. 157 •
Side a irbags . .. .. ................. 162
S ide curtain airbags ... ............. 165
Warning/ind icator lights ........... .. 18
Warning/Indicator lights ...... ... .. 154
When must the system be inspected? . 154
A ll-wheel drive .. .. .... ........... .. 193
Winter tires ... .. ................. 250
A lloy whee ls .. .... .. . .. .. ..... ... .. 209
Alte rnato r . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Ambience lighting . ................. . 44
An ti-free ze
refer to E ng ine coolant . ..... ... .. .. 227
Anti- lock b rak ing system ..... ... ... .. 189
Wa rning/ind icator lights ........... .. 19
Anti-slip reg ulation ............. .. .. 189
An ti-the ft systems
El ectronic i mmob i Lizer . . . . . . . . . . . . . . . 31
Asht ray ...... .. .... .......... ...... 54
Audi braking guard
refer to brak ing guard .............. . 78
Audi drive selec t
refer to drive select .. ... .... ... .. .. . 95
Audi Se rv ice Repair Manuals and Litera-
tu re ....... .. .. .. ... ............ .. 278
A UTO
automat ic climate control . . . . . . . . . . . . 67
Automa tic head lights ............. .. 41
cli mate control . . . . . . . . . . . . . . . . . . . . . 64
Auto Lock .. .... .. .................. 32
A utomat ic be lt re tractor ......... .. .. 136
Automat ic car wash .. .............. . 205
Automatic climate control Air vents .... .. ...... ............. . 67
Automat ic recirc ulation ......... .. .. . 68
Operation . . . . . . . . . . . . . . . . . . . . . . . . . 66
Setup .. .. .. .. .... .. .. ...... ...... 68
synchronizing . . . . . . . . . . . . . . . . . . . . . . 67

Engine oi l ... .. .... ..... .. .. .. .. ... 222
Adding .... .... .. .... ... .. .. .. ... 225
Addit ives ... .... ...... ... .. .. .. .. . 225
Changing .. ............. .... .. ... 226
Checking the eng ine o il level .. .. .. .. . 225
Indications and cond it ions requ iring ex -
tra check ing ..... .. ...... .. .. .. .. . 225
I ndicator light . . . . . . . . . . . . . . . . . . . . . 18
O il consumption .......... .. .. .. .. . 224
O il gr ad es .. ............. .... .. ... 22 2
O il level symbol ....... ... .. .. .. .... 21
P ressu re mal function ... ... .. .. .. .. .. 17
Recommended oil check intervals .. .. . 225
Sensor defective . . . . . . . . . . . . . . . . . . . . 21
Specification and viscos ity .. .. .. .. .. . 222
E ng ine speed limi tat ion .. ... .. .. .. .. .. 21
E ng ine start system (ind icator l ights) .. .. 18
Environment Break- in period ........... .... .. ... 196
Catalytic converter ........ .. .. .. .. . 197
Disposing of your vehicle batte ry .. .. . 234
Driving at h igh speeds ........ .... .. 199
Driving to m inim ize pollution and no ise 198
F ue l ..... .. ................. .. ... 2 17
Fu el economy ............ .... .. .. . 198
L eaks under your ve hicle ... .. .. .. .. . 220
L ett ing the ve hicle stand and wa rm up. 199
Prope r disposal of drained brake fluid . 230
Prope r disposal of dra ined engine coo l-
ant ..... .. ................. .. ... 228
Proper disposal of drained engine
oil . . . . . . . . . . . . . . . . . . . . . . . . . 225, 226
Recycling used engine o il . ..... .... .. 225
Un leaded f uel ......... ...... .... .. 215
Wha t should I do wi th an old batte ry? . 234
ESP (Electronic s tabilization program)
War ning/ indicator lights ... .. .. .. .. .. 19
Event Data Recorder (EDR) ... .. .. .. .. . 189
E xhaust tail p ipes .... ...... .... .. .. . 210
Expansion tank ............ .... .. .. . 227
E xterior lighting . ... .... ... .. .. .... .. 41
E xterior mirrors
Ad justing ............ .... ... ... ... 48
D imming . .. ............. .... .. .... 48
H eating .. .. .. ........... .. .. .. .... 48
Exterior temperature d isplay ..... ... ... 23
Inde x 287
F
Fastening
Booster seats . . . . . . . . . . . . . . . . . . . . . 177
Convertib le child safety seats . ... .. .. 175
Infant seats . . . . . . . . . . . . . . . . . . . . . . 17 4
Fl oor ma ts .. .. .. .. .. .. ........... .. 1 28
Foot peda ls .... ... .. ..... .......... 128
Fo r th e sake of the environment
Gasoline fumes and the env ironment . . 217
Red ucing engine noise by early upshift -
ing ....... .. .. .. ................. . 11
Refueling . .. .. .... .. ........ ..... 217
Sav ing fuel by early upsh ifting ...... .. 11
Fo ur-zone automatic climate control ... . 66
Fron t air bags
D es cription . . . . . . . . . . . . . . . . . . . . . . . 146
How they wor k . . . . . . . . . . . . . . . . . . . . 152
Frontal coll is io ns and the laws of p hys ics 134
Front seats . . . . . . . . . . . . . . . . . . . . . . . . . 50
Adjusting . .. .. .. .. .. ........... .. 125
Child restraints in the front seat ...... 144
Fuel Additives . ... .... .. . .. .. ..... ... .. 215
B lended gaso line ..... ............. 215
C u rre nt consumption ........... .. .. . 24
Economy messages (effic iency program) 25
Fuel fil le r flap emergency re lease . .... 218
Fuel fi ller nec k ... .. .. .. ...... .... . 216
Fuel gauge . . . . . . . . . . . . . . . . . . . . . . . . 12
Gasoline .. .. .. .. ... ............ .. 215
Gasoline ad di tives .... ........... .. 216
L ow fue l level symbol . . . . . . . . . . . . . . . 21
Octane rat ing . ..... . .. .. ..... ... .. 215
Recommendation ... . .. .. ... ... .. .. 215
Ref uel ling ... .. ...... ............. 217
Reserve ... .. .. .. ... ............ .. . 12
Tank capac ity . . . . . . . . . . . . . . . . . 12, 276
Fuses Ass ignment ..... .. . .. .. ..... ... .. 264
Rep lacing . .. .. .. ................. 264
G
Ga rage door opener (Homelink ®) . ... .. 120
Ga rment hooks . . . . . . . . . . . . . . . . . . . . . . 56
Gas discharge lamps ............. .... 267
•
•

Location . . . . . . . . . . . . . . . . . . . . . . . . . 183
Mounting and releasing the anchorage
hook .. .. .. .. .. ........ ... .. .. .. . 184
L eather . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 1
Leather (clea ning) .......... ......... 212
L eaving home . .. .. ..... ... .. .. .. .... 43
Lifting jack ..... ........... ...... .. 26 1
Lifting vehicle ............. .... .. ... 272
Light Ambience lighting ..... ... .. .. .. .. .. 4 4
Coming/ Leaving home .. ... .. .. .. .. .. 43
Daytime running lights .... .. .. .. .. .. 41
Emergency flashers . . . . . . . . . . . . . . . . . 42
Exterior lighting .......... .... .. .... 41
H eadlight range control ............. 41
H igh beam .... .. .. ... ... .. .. .. .. .. 43
L ow beam ......................... 41
Rear fog lights ..................... 41
Side marker ligh ts ........ .. .. .. .. .. 4 1
Turn signa ls .... ...... ... .. .. .. .. .. 4 3
Light/ra in sensor
H eadlig hts ........................ 41
I ntermittent (windshield wipe rs) .. .. .. 46
Sensor defective . . . . . . . . . . . . . . . . . . . . 22
Loading the roof rack . . . . . . . . . . . . . . . . . 58
L ocking
Power locking switch ... ... .. .. .. .. .. 35
Remote control . . . . . . . . . . . . . . . . . . . . 34
Using the key . ........... .. .. .. .... 35
L ow beams . ... ... ..... ... .. .. .. .... 41
L ower universa l anchorages (Canada) 182
Luggage compartment
Cargo net .. ............. .... .. .. .. 61
Enlarg ing .. .. ........... .. .. .. .... 60
Loading .. ..... ........... ...... ... 59
Ski sack .. ..... ........... ...... ... 61
Stowing luggage .................. 129
T ie-downs .. ............. .... .. .. .. 6 1
M
Maintenance ............... ...... .. 278
Malfunct ion Indicator Lamp (MIL) . . 20, 28
M echanical key . . . . . . . . . . . . . . . . . . . . . . 31
Inde x 289
Mirro rs
Adjusting th e exterior mirrors .... .. .. . 48
dimming . ... .. .. .. . .. ... .... ... .. . 48
Vanity mirrors . .. ................. . 45
Moni toring the Advanced Ai rbag System 15 4
Mult ifunct ion steer ing whee l ..... .... .. 24
multitron ic ... .. .... . ... ...... ... .. 101
Automat ic Shift Lock (ASL) .......... 103
Driving ... .. .. .. .. ............... 101
Dynam ic shift program ............. 104
Emergency mode .................. 106
K ick-down .............. .......... 104
Manua l shift program . ......... .. .. 105
Se lector lever .. .. .. .. ......... .. .. 102
N
Natura l leather ........... .......... 211
New tires and wheels
N HT SA 246
Contacting . ..... .. . .. .. ..... ... .. 131
N ight vision assistant .. .. .... ...... .. . 97
Cleaning came ra lens .............. . 206
Number of seats ... ............... .. 133
0
Occ upant seating positions 124
O ctane rat ing . .. .. .... ........... .. 215
Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . 26
OFF (automatic climate con trol) . . . . . . . . 66
OFF (climate co ntrol) . . . . . . . . . . . . . . . . . 64
Oil
refer to Engine oil ............. .. .. 222
On-board compu ter . . . . . . . . . . . . . . . . . . 24
On-Board D iagnost ic System (OBD)
Data Link Connector ( DLC) .......... .. 28
El ectronic speed limiter .............. 29
Malfunction Ind ic a tor Lamp (M IL) .. .. . 28
Open door/hood/rear lid warning .. ... .. 23
Opening Hood ... .. .. .... .. . .. .. ..... ... .. 220
Power w indows .. .. ............... . 38
Slid ing/ti lting sunroof ............ .. . 39
Operate yo ur vehicle economically and
minimize poll ution ... . .. .. ..... ... .. 198
Other equ ipment (efficiency program) .. . 25
•
•

290 Index
Outlet · · · · ....... ......... ... .... .. 54
p
Paint
Touch-up ... ............... .. .... . 208
Paint No ..... ... ... .... ..... .. .. .. . 274
Pa rking ................... ... .... .. 74
Autom ati c tr ansmission . . . . . . . 101, 107
Valet parking .............. .. .... .. 38
Parking brake ................ ..... .. 73
also refer to Electromechanica l parking
brake . ..... ................ ..... .. 73
Park ing system
Adjusting the disp lay .... .. .. .. .. .. . 118
Adjusting the warning tones . ... .... . 118
C leaning camera lens ....... ... .... . 206
parking system plus ........ ... .... . 113
parking system plus with rear view cam-
era
.. .. ...... ........... .... .... . 114
Parking system p lus with rear view camera
Rear view camera -parking mode 1 . .. 117
Rear view camera -parking mode 2 . .. 117
Safety precautions .......... .. .... . 115
Switching on and off ...... .. .. .... . 116
Parts replacement .......... ... .... . 280
Pass-through with ski sack . ........ .. .. 61
PASSENGER AIR BAG OFF light . . . . . . . . 155
Passenger protection ..... .. .. .. .. .. . 187
Passive safety system ..... .. .... .. .. . 123
Pedals . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Physical principles of a frontal coll ision . 134
Polishing .. ................. ...... . 207
Pollen filter
refer to Po llutant filter . . . . . . . . . . . . . . 63
Pollutant filter
.. .... ...... .. .. .. 63
Power locking system ....... .. .. .. .. .. 32
Locking/unlocking the vehicle from in-
side ... .. .. ..................... .. 35
Rear lid .. .. ................ ... .. .. 36
Selective unlock feature ..... .. .. .. . . 33
Settings . .. ............. .. .. .. .. .. 33
Unlock ing and locking veh icle . .. .... .. 34
Power seat adjustment Front seats . . . . . . . . . . . . . . . . . . . . . . . . 51 Power steering
refer to Electro-mechanical power as­
s ist
....... ... .. .. ............... 193
Power windows .. ............... .. .. . 38
malfunction . . . . . . . . . . . . . . . . . . . . . . . 38
Pregnant women Spec ial considerations when wearing a
safety belt .. .. .. ... .......... .. .. 138
pre sense . .. .. .. .. ............. .. .. 187
Preventative passenger protection . . . . . 187
Programming the Homelink ® uni versal re-
mote control .. .. .. .......... ...... . 120
Proper occupant seating positions . .. .. 124
Proper safety belt position . . . . . . . . . . . . 13 7
Proper seating position Front passenger .. .......... ...... . 125
Occupants . .... .. ... .......... .... 124
Rear passengers .... ........... .. .. 126
Q
quattro ®
refer to All-wheel drive
Question 193
What happens to unbelted occupants? 134
Why safety belts? ................. 133
R
Radiator fan .... .. ............. .... 229
Radio clock . . . . . . . . . . . . . . . . . . . . . . . . . 26
Rain/light sensor Headlights .. .. .... .. ... ... ... .... . 41
Intermittent (w indshield w ipers) . .... . 46
Sensor defective . . . . . . . . . . . . . . . . . . . . 22
Range (fuel level) . . . . . . . . . . . . . . . . . . . . 24
Reading lights ..... ................ .. 44
Rear fog lights ................. .... . 41
Rear lid Emergency release .............. ... . 37
Escape handle . .. ................ . 256
Open ing and closing ..... ...... .. .. . 36
Rear light
Defective . . . . . . . . . . . . . . . . . . . . . . . . . 21
Rea r view camera
Reverse Parking
Rear view m irror
... ... .. ..... ... .. .. .
117
48

29 2 Index
Seats (number) .... ..... ... .. .. .... . 133
Selective unlock fea ture ...... ... .. .... 33
Selector lever . . . . . . . . . . . . . . . . . 102, 108
Eme rgency release . . . . . . . . . . . . 106, 112
Service and disposal
Safety belt p retens ioner ... .. .. .. .. .
140
Service interval d isplay ....... .... ..... 26
Shift but tons..... .. ... .... .. .. 105, 111
Side airbags
Description .... ......... ... .. .... .
162
How they work ... ......... ... .... . 163
Side assist
Activating and deactivating . . . . . . . . . . . 87
C leaning sensors .. ..... .. .. .. .. .. .
206
Description ............... ... .... .. 87
Informational and alert stage signals ..
89
M essages in instrument cluster disp lay . 93
MMI settings ............ .. .. .. .. .. 92
Opera tion . . . . . . . . . . . . . . . . . . . . . . . . . 88
Safety t ips ........... .... ... .. ....
93
Sensor detection area . . . . . . . . . . . . . . . 88
Side curtain airbags ....... ... .. .... .
165
Description ... ...... ..... .... .. .. . 165
H ow they work . . . . . . . . . . . . . . . . . . . . 166
Safety instructions . ....... .. .. .. .. . 166
Side marker lights . ..... ... .. .. .... .. 41
Ski sack . .. .. ... .. ..... ... .. .. .. .. .. 61
Sliding/tilting sunroof
Emergency closing .......... .. .. .. ..
40
Opening and clos ing ....... ... .. .. .. 39
Snow chains .... .. ..... ... .. .. .... . 251
Socket .. .. .. .. . ... ... .... .. .. .. .. .. 55
Sources of information about ch ild re-
straints and their use ....... .. .. .. .. .
186
Space-saving spare tire . ... .. .. .. .... . 257
Spare tire .. .. ................ ... ... 257
Speedometer . . . . . . . . . . . . . . . . . . . . . . .
26
Speed rating letter code ..... .... .... . 24 7
Speed warn ing system .......... .. .... 75
Star button . . . . . . . . . . . . . . . . . . . . . . . . .
24
S TART ENG IN E STOP button . .... .... .. 70
Starting from res t ............ .. .. .. .. 74
Starting off with a trai ler . ... .. ... ... .. 74
Starting the eng ine ..... .... ... .. .. ..
70
Stee ring
E lectrica lly adjustable steering wheel
69
Manua lly adjustable steering wheel ... . 69
also refer to E lectro-mechan ica l power
ass ist .... .... .. ............. ....
193
Steering wheel
Easy entry feature . . . . . . . . . . . . . . . . . .
70
Indicator light ... ... .. ..... ... .. .. . 18
Steering wheel heat ing ..... .... .. .. . 68
Stee ring wheel column
Adjusting electrically . .. ..... ... .. .. .
69
Adjusting manua lly . . . . . . . . . . . . . . . . . 69
Steps for determin ing cor rect load limit . 244
Stopping the eng ine ............. .... . 72
Storage . ... .... .. .. ... ..... ... .. .. .
55
Su nroof ...... .. .. .. ... .. ... ..... .. . 39
Sun shade
Rear window . .. .. ... .......... .. .. . 45
S ide doors . . . . . . . . . . . . . . . . . . . . . . . . . 45
Sun visors . ..... .. .. ... ..... ... .. .. . 45
Symbols
refer to Warn ing/ indicato r lights . .. .. . 12
T
Tachometer . . . . . . . . . . . . . . . . . . . . . 12, 23
Technical modifications .. ..... ... .. .. 281
Tempera ture display ............. .... . 23
Tether anchors .. .. ............. .... 185
T ether strap . ..... .. ... ..... ... .. .. 185
The first 1,000 miles (1,500 km) and after-
wards .. .... .... .. ............. ....
196
Three- zone climate contro l . . . . . . . . . . . . 64
r d 1e- owns . ..... .. ... .. ..... .. . 61,130
T ips for the environment
Sav ing fuel ...... ................ ..
58
tiptron ic ... .... .. ............. .... 106
Automatic Shift Lock (ASL) .... .. .. .. 109
Driving ..... .. .. ... .. .. ... ..... .. 107
Dynam ic shift program .......... ... 110
Emergency mode . ................ . 111
Kick-down . .. .. .. ... ...... .... .... 109
Manu al shift program ........ .. .. .. 110
Se lector lever . ... .. .... .... ... .. .. 108
r ire pressure ...... .. .............. . 241