2011 AUDI Q7 alternator belt

- Contact your nearest authorized Audi dealer or qualified
workshop if necessary.
Warning ! Fault in brake system. Contact
workshop
- Drive carefully to the nearest authorized Audi dealer or
qualified workshop and have the malfunction corrected
=>& .
If the ABS system malfunctions, the ABS warning/indicator light illu­
minates together with the brake system malfunction warning/indi­
cator light:::::, &.
& WARNING
• Always observe the warnings in:::::, page 290, "Engine compart­
ment", before opening the hood and checking the brake fluid.
• Driving with low brake fluid is a safety hazard. Stop the car and
get professional assistance.
• USA models: If the BRAKE warning light and the S warning
light come on together, the rear wheels could lock up first under
hard braking. Rear wheel lock-up can cause loss of vehicle control
and an accident. Have your vehicle repaired immediately by your
authorized Audi dealer or a qualified workshop. Drive slowly and
avoid sudden, hard brake applications.
• Canada models: If the brake warning light((]:» and the ABS
warning light come on together, the rear wheels could lock up
first under hard braking. Rear wheel lock-up can cause loss of
vehicle control and an accident. Have your vehicle repaired imme­
diately by your authorized Audi dealer or a qualified workshop.
Drive slowly and avoid sudden, hard brake applications. •
Controls and equip ­
ment Safety first
Driver information display
Engine cooling system malfunction _
t_
A malfunction in the engine cooling system must be
repaired as soon as possible.
When the -L symbol in the display blinks, then either the
engine coolant
temperature is too high, or the coolant level
is too low. An additional driver message can also be displayed
by pressing the [CHECK] button:
Switch off engine and check coolant level
- Pull off the road .
- Stop the vehicle.
- Turn off the engine.
- Check coolant level :::>
page 309.
-Add coolant if necessary=> page 310.
-Continue driving only after the engine coolant
warning/indicator light goes out.
- Contact your authorized Audi dealer for assistance if
necessary.
If the engine coolant level is correct, then the radiator fan may be the
cause of the malfunction.
If the O warning symbol (alternator malfunction) also lights up on
the instrument panel:::::,
page 34, then the fan belt may be damaged .
& WARNING
• If your vehicle should break down for mechanical or other
reasons, park at a safe distance from moving traffic, turn off the
engine and turn on the hazard warning lights:::::,
page 70, "Emer-
gency flasher
A". ..,.
Vehicle care Technical data

-L___!_A~ ir~b~ a ~ g!..-= s~y :_:s ~t ~e ~ m~ -----------------------------------------------
& WA RNING (conti nued)
ment, cellular telephones and CB radios, etc. ) must be performed
by a qualified technician who h as the training and special equip ­
ment necessary .
• For any work on the airbag system, we strongly recommend
that you see your authorized Audi dealer or qualified wo rkshop.
• Never modify the front bumper or parts of the vehicle body .
• Always make sure that the side airbag can inflate without
interference :
- Never in stall seat cover s or replacement upholstery over the
front seatbacks that have not been specifically approved by
Audi.
- Never use addit ional seat cushions that cover the areas
where the side airbags inflate.
- Damage to the or iginal seat covers or to the seam in the area
of the side airbag module mu st always be repaired immedi­
ately by an authorized Audi dealer.
• The airbag sy stem can be activated only once . After an airbag
has inflated, it must be replaced by an authorized Audi dealer or
qualified technician who has the techni cal information, training
and special equipment necessary.
• The airbag sy stem can be deployed only once . After an airbag
has been deployed, it must be replaced w ith new replacement
parts designed and approved e specially for your Audi model
version. Replacement of complete airbag systems or a irbag
c omponents must be performed by qualified workshops onl y.
Make sure that any airbag service action is entered in you r Audi
Warranty
& Maintenance booklet under AIRBAG REPLACEMENT
RECORD .
• For safety reasons in severe accidents, the alternator and
starter are separated from the vehicle battery with a pyrotechnic
circuit interrupter.
-Work on the pyrotechnic circuit interrupter must only be
performed by a qualified dealer -risk of an accident!
& WARNING (c on tinued )
-If the vehicle or the circuit interrupter is scrapped , all appli­
cable safety precautions must be followed.
c£' For the sake of the environment
Undep loyed a irbag mod ules and pretensione rs might be class ified as
Perch lorate Mate rial -special handling may apply, see
www.dt sc.ca.gov/ha zardou sw ast e/perc hlor ate. When the vehicle or
parts o f the restraint system including ai rbag modu les and sa fety
be lts with p rete nsioner s are sc rappe d, all app lic able laws and r egu la­
tions m ust be observed. Yo ur authorized Aud i dealer is familiar w ith
t hese requi reme nts and we recommend th at you have yo ur dealer
per form t his service for you .•
Other things that can affect Advanced
Airbag performance
Chang ing the vehicle's suspension system can change the way that
th e Adva nced Airbag System pe rforms i n a cr ash. Fo r examp le, us in g
t ire-rim combinations not approved by Audi, lowering the vehicle,
c hang ing the stiffn e ss o f th e suspension, incl uding t he sp rings,
suspension struts , shock absorbers etc. can change t he forces that
are meas ured by the a irbag sensors an d sent to the elect ronic contro l
unit . Some suspension c hanges can, fo r example, increase the force
levels meas ure d by the senso rs and make the airbag system deploy in
crashes in which i t would not deploy if the changes had not been
ma de. Other ki nds of changes may reduce the force levels meas ure d
by th e sensors a nd p rev ent the airbag from dep loying when it should.
T he sensors in the safety belt b uckle for the drive r and front
p assenge r se at tell the e lec tron ic co ntrol mo dule if the safety bel t i s
latched or not. If the safety belt is being used, the front a irbag w ill
dep loy at a sligh tly higher rate o f vehicle deceler ation t han if t he
sa fety belt is not be ing used . Therefo re, in a pa rt icu lar collis io n, it is
possible that an a irbag w ill not dep loy at a seating posi tion where the .,_

Alphabetical index -________________ fWI
Alternator Auto-Check Control ..... .. .. .... ...... 32 State of charge ......... ..... .... 263
Malfunction ............. ........ . 34 Automatic belt retractor ............. 205 Voltage
......................... . 39
Ambience lighting Lighting profiles ................. . 73
Anti -freeze
See Engine coolant system ......... 308
Anti-glare inside day-night mirror . . . 79, 80
Anti -lock brake system
How the ABS system works ......... 260
Warning/indicator lights ... .. .... .. 19
Anti-S lip Regulation System (ASR)
How the system works ... .... .. .. . 258
Anti-theft systems
Anti-theft alarm system ........ .. .. 57
Electronic immobilizer ............. 45
Approach/departure angle ............ 270
Ashtray . ............. .. .. .. .. .... . 105
ASR How the Anti-Slip Regulation System works . ..... ... ... .. .. ......... 258
Asterisk What does it mean when something is
marked with an asterisk? ........... 6
Audi braking guard .................. 151
Error messages ............... ... 153
Settings ................ ..... ... 153
Status messages ................. 153
Switching on and off .............. 153
Audi Service Repair Manuals and Literature
368
AU TO mode
AC climate contro ls ...... .... .. .. . 114
Auto Safety Hotline .... .... ......... 199
Controls and equip­
ment Safety first
Automatic car wash
See Washing
.................... 279
Automatic mode Four-zone automatic comfort air
conditioning ........... ...... .. 119
Automatic Sh ift Lock (ASL) ............ 165
Automatic transmission ... .. ......... 163
Automatic Shift Lock (ASL) ......... 165
Driving ......................... 163
Dynamic shift program ... .. .. ..... 166
Emergency release for selector lever . 168
Fail-safe mode ................ ... 168
Ignition key safety lock ............ 127
K ick-down .. ... .... .. .. .. ... .... 166
Manual shift program .. .. .. .. .. ... 167
Selector lever ............ ...... .. 164
Shift buttons . .. ................. 168
Steering wheel with tiptronic ® .... .. 168
Average speed ......... .. .. .......... 26
Avoid damaging the vehicle ........... 267
B
Bass box ... .. .. .... ............... 341
Battery . .. .... .. ... ....... ......... 312
Batte ry location ..... .. .. .... ..... 313
Charging ................ .. ... ... 315
Important warnings when working on the battery . .................... ... 313
Jump start ing ... ....... ....... ... 355
Low .... ........ ............. ... 263
Replacing the battery .... .. .. .. ... 316 Winter operation
................. 312
Working on the battery .. .......... 313
Before driving .. ................... . 191
Blended gasoline . .. .. ...... ....... . 291
Body cavity seal ing .................. 284
Booster seats .................... .. 241
Brake assistant . .. .................. 261
Brake booster ...................... 260
Brake fluid
Changing the b rake fluid .......... . 312
Checking the brake fluid level ....... 311
Reservoir ..... ................ .. 311
What is the correct brake fluid level? . 311
What should I do if the brake fluid warning
light comes on? . .. .... .......... 311
Brake light
Defective ... .. ................... 24
Brake system ..... .......... ...... .. 311
Anti-lock brake system ... .......... 19
Brake fluid .. .. ................ .. 311
Brake fluid spec ificat ions for refill and
replacement . .. .. ...... ....... . 312
Brake pads . ... ................ .. 265
General information ............ .. 259
How does moisture or road salt affect the brakes? . .... .. .. ..... ..... ... . 259
Ma lfunction .............. ...... .. 34
Parking brake .................... 132
Wa rning/indicator lights ... .... .. .. 20
Worn brake pads symbol ........... 39
Vehicle operation Vehicle care Do-it-yourself service Technical data