check engine light AUDI Q5 2016 Owners Manual
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Page 13 of 300

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Warning  light  in the  instrument  cluster 
display 
If the . warning  light  in the  instrument  cluster 
display  flashes,  this  can  mean  one  of two  things: 
either  the  coolant 
temperature is  too  high,  or the 
coolant 
level is too  low~ page 29. 
If the  needle  is well  in  the  upper area  of  the 
gauge,  the  coolant  temperature  is too  high. 
Stop 
the vehicle, switch the engine  off, and  allow it 
to cool. If  the  warning  light  comes  on  again  after 
driving  a  short  distance,  contact  an  authorized 
Audi dealer  or  other  qualified  workshop  . 
..&, WARNING 
- Always  observe  the warning  in ~ page 220, 
before opening  the  hood and checking  the 
engine  coolant  level. 
- Never  open  the  engine  hood  if you  see  or 
hear  steam,  or  if you  see engine  coolant 
dr ipping  from  the  engine  compartment. You 
cou ld  burn  yourself.  Let the  engine  cool  off 
first  so  that  you  cannot  hear or see  any 
steam  or engine  coo lant. 
CD Note 
- Mounting  additional lights  or  accessories  in 
front  of  the air  inlets  reduces the  cooling  ef
fect  of the  radiator.  At high  outside  temper
atures  or  high engine  load,  the  engine  could 
overheat. 
- The front  spoiler  has  been  designed  to  prop
erly  distribute  the  cooling  air  when  the  vehi
cle  is  moving.  If the  spoiler  is  damaged, this 
could  reduce  the cooling  effect  and  the  en
gine  could  then overheat.  Ask your  author
iz ed  Audi dealer  for  assistance. 
Tachometer  (engine  rev counter) 
The tachometer  indicates  the  engine  RPM (revo
lutions  per  minutes) . 
If  engine  RPM drops  below  1,500,  you  should 
downshift  to  the next  lower gear.  The red area  at 
the  end  of the  scale  indicates  max imum  permis
sible  engine  RPM after  the  break-in  period . Be-
~ fore  reaching  this  area,  move  the selector  lever U"I 
..... \!) ..... 
Instruments  and indicator  lights 
to  posit ion  D/S or  ease  your  foot off  the  accelera
tor  pedal. 
CD Note 
The tachometer  needle@~ page  10,  fig.  3 
should  only  briefly  be  in the  red zone:  you 
could  damage  your  engine!  The  beginning of 
the  red  zone  varies  depending  on  the  engine. 
@ For the  sake of  the  environment 
Upshifting  early  saves  fuel and  reduces  en
gine  noise. 
~ button 
Fig. 4 SET button  in the  instrument  cluster 
The !SET ! button  performs  the following  func
tions: 
Switching  on time,  date,  temperature 
display  and odometer 
The  display  appears  for  approximately 30  sec
onds  when  you  press the 
ISETI button ~fig . 4 
with  the  ignition  off . 
Starting  the  Auto-Check  sequence 
The Auto-Check  system ~ page 2 7 constantly 
monitors  certain individual functions  and  compo
nents  of  the vehicle  when  the  ignition is  turned 
on  and  when  the vehicle  is moving. 
With  the  ignit ion  turned  on,  you  can  start the 
"Auto-Check  sequence"  by press ing  the 
!SE TI but
ton.  You can  pe rform  an Auto-Check  seq uence 
when  the vehicle  is stationary  and  the ignition  is 
turned  on  or  when  the  vehicle  is moving  slower 
than  3  mph  (5  km/h). 
IIJ,,, 
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Page 17 of 300

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¢ page  18 
Can ad a  mo dels : Parking  brake 
¢ page  18 
USA  models: Brake  malfunc tion 
¢ page  18 
Canad a  model s: Brake  malfunc
tion 
¢ page  18 
In  vehicles  with  adaptive  cruise  control*  addit ion
al  indicator  lights  are  displayed 
¢ page  108. 
A WARNING 
-Failure  to  heed  warning  lights  and  other  im 
portant  vehicle  informat ion  may  result  in 
serious  persona l injury  or  vehicle  damage. 
- Whenever  stalled  or  stopped  for  repair, 
move  the  vehicle  a  safe  distance  off  the 
road,  stop  the  engine,  and  turn  on  the 
emergency  flasher¢ 
page  54. 
-The  e ngine  compartment  of  any  motor  vehi
cl e  is a  potentia lly hazardous  area . Befo re 
yo u check  any thing  in the  engine  compart
ment,  stop  the  engine  and  let  it  cool  down . 
Always  exercise  extreme  caution  when  work
ing  under  the  hood  ¢ 
page  220 
@ Tips 
Many functions  are  monitored  by the  Auto
Check  system ¢ 
page  2 7. Malfunctions  or 
fau lts  will  be  ident ified  either  with  a  red  sym
bol  (priority  1 - Danger!)  or  with  a yellow 
symbo l (pr iority  2  -Warn ing) . 
EPC Electronic  power  control 
App lies  to vehicles:  with  gaso line  engine 
This warning/indicator  light  monitors  the  elec
tronic  power  control . 
The Ga warning/indicator  light  (Electronic  Power 
Control)  illuminates  when  you  turn  on  the  ign i
tion  as  a function  check. 
@ Tips 
If this  warning/indicator  light  illuminates 
while  you  are  driving,  then  there  is a  malfunc-
In strum ents  an d  ind ic a to r  ligh ts 
tion  in the  engine  electronics . Have  the  mal
function  corrected  as  soon  as  possible  by your 
authorized  Audi  dea ler  or  qualified  workshop . 
W Glow  plug  system 
Applies  to  vehicles:  with diesel  eng ine 
The control  light  illuminates  when  the  glow  plug 
system  is active. 
If t he II ind icator  light  illuminates,  the  g low 
plug  system  is active . You shou ld  start  the  engine 
immediately  after  the  indicator  light  switches 
off.  The  indicator  light  on ly illuminates  for  ap
prox imately  1 second  if the  eng ine  is warm  or  if 
the  outside  temperature  is above  46 
Q F (8 Q(). 
(D Tips 
- If the  glow  plug  indicator  light  illuminates 
wh ile  driving,  there  is an  engine  control 
ma lfunction.  The  engine  should  be  checked 
immediately . 
-If the  ind icator  light  does  not  illuminate  at 
all  when  switching  the  ignition  on,  there 
may be a malfunction  in the  glow  plug  sys
tem.  The  engine  shou ld  be  checked. 
;;./G, Electronic  Stabilization  Control  (ESC) 
If the Bl indicator  light  bl inks  while  driv ing,  the 
E SC or  ASR (Ant i-Slip  Regulat ion)  is act ively  regu
lating . 
If  the 
Bl ind icator  light  turns  on,  the  system  has 
switched  the  ESC off.  In t his case,  you  can  swit ch 
the  ignit io n  off  and  then  on  to  switch  the  ESC on 
again.  The  indicator  light  t urns  off  when  the  sys
tem  is functioning  fu lly. 
If the .  indicator  light  tu rns  o n,  ESC was  re
stricted  usi ng  the !.$ 
O FF I button ¢ page  190. 
Stabili za tion  control  (E S C / ABS ): Fau lt!  See 
owner' s manual 
If  the liJ ind icator  light  and  the  ABS indicator 
light 
LtB (USA models) ; ti] (Canada  models) 
turn  on  and  the  message  appears,  the  ABS or 
electronic  d ifferent ial  lock  is  malfu nctioning. 
T his  also  causes  the  ESC to  malfunction . The 
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Page 19 of 300

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For vehicles  with  a factory insta lled  towing 
hitch  o r a tra iler  hitch  that  was  installed  later 
according  to  factory  specifications,  the  trailer 
turn  signa l assembly  is actuated . 
~ Safety  belts 
This  warning/indicator  light  reminds  you  to put 
on your  safety  belt. 
The . warning/in dicator  lig ht  ill uminates  when 
the  ign ition  is switc hed on  to  remin d the  driver 
and  (on USA models  only) any front  passenger  to  put  on the  safety  belt.  Add it iona lly, an  audib le 
war ning tone  w ill also  so und . 
For mo re Info rmat ion  ¢ 
page  143,  Safety  belt 
warning  light. 
o Malfunction  Indicator  Lamp  (MIL) 
The Malfunction  Ind icator  Lamp (MIL) is part  o f 
the  On -Board  Diagnostic  (OBD II)  system . The 
symbo l ¢4 lights  up when the  ign ition  is turned 
on  an d w ill  tur n off  aft er the engi ne has  st arted 
a nd  has  set tled at  a cons tan t  idle  speed.  This  in
d icat es that  t he  MIL  is workin g pro p erl y. 
The warning  light  illuminates  when  there  is  a 
malfunct io n in  the  eng ine e lec tron ic system . 
Cont act  your  au thor ized A udi de aler an d  have the 
mal func tion  cor re cted. 
An improperly  closed  fuel  filler  cap may  also 
cause  the  MIL light  to  illuminate  (only  vehicles 
with  gasoline  engine) 
c:> page  215. 
For mo re information c:> page  26 . 
[D High  beam 
The.  warni ng/indicator  lig ht  ill uminates  when 
the  hig h beams  a re on o r when  yo u use  the  head
l igh t fl asher.  For  mor e inform ation a bo ut  using 
the  high  beams,  see 
c:> page  55 . 
Instruments  and  ind icator  lights 
CRUISE/• (-) Cruise  control 
The (~jll)~i* (U SA mode ls) tlil (Canada  mode ls) 
w arni ng/ind icator  ligh t  illumin ates  whe n the 
cr uise  contro l is  activated. 
ABS/{ @) Anti-lock  brake  system  (ABS) 
This warning/indicator  light  monitors  the  AB S 
and  the  elec troni c differen tial lock ( EDL). 
T he ~  (USA mode ls) l [iJ (Canada  mode ls) 
warni ng/indica tor  light  will come  on  for  a few 
se co nd s when  t he  ig nition  i s sw itc hed  on.  The 
lig ht  will go o ut  a fter  an  au toma tic  check  se
quence  is comp lete d. 
There  is  a  malfunction  in the  ABS when: 
-The warning/ indica to r li ght  does no t illum inate 
when  y ou switch  on the  ig nitio n. 
- The warn ing/ indica to r li gh t  does  no t go  out  af
t er  a few  seconds . 
- The warning/ indica to r li ght  illum ina tes  while 
driv ing . 
The brake system  will  still  respond  even  w ith · 
out  the  assistan ce of  the  ABS system.  See  your 
authorized  Audi dealer  as  soon  as  possible  to  re
store  full  braking  performance . 
For more  info r
mation  reg arding the  ABS 
c:> page  190 . 
The ABS warning  light  and  the  brake warning 
light  come  on  together.  The ABS will  not  work 
and  you  will  notice  a change  in braking re
sponse  and  performance. 
Malfunction  in  the  brake  system 
If the  brake  warn ing  lig ht ¢page  18 and  the 
ABS wa rning  illum inate 
together the re may  be  a 
malfu nction  in t he A BS, and  th ere may  also  be a 
malfu nction  in t he  b rake  system  itself ¢&. . 
In the  event  of  a 
malfunction  in the  brake sys
tem 
the  warning/ind icator  light 1111 (USA mod 
els) .  (Canada  models)  in the  instrument  clus
te r flashes.  By pressi ng the 
!SET I button, you ca n 
bri ng u p a  driver  message  which  exp lains the 
m alfu nction  in more  det ail.  Please  note 
¢ page  28. 
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"' Stop  the  vehicle. 
"' Check  the  brake  fluid  leve l 
c::>page  228. 
"'Seek  professional  assistance  if necessary. 
Warn ing!  Fault  in  brake  s ystem.  Contact 
worksho p 
"' Drive carefully  to  the  nearest  authorized  Audi 
dealer  or  other  qualified  workshop  and  have 
the  malfunction  corrected 
c::> A_ . 
Parking  brake  s ystem  fault!  See own er's 
manual 
"' If  this  symbol  appears  when  the  vehicle  is  sta
tionary  or  after  the  ignition  is turned  on,  check 
to  see  if the  parking  brake  can  be  released. 
Drive to  an  authorized  Audi  dealer  or  other 
qualified  workshop  as  soon  as  possible  and 
have  the  malfunction  corrected . If the  parking 
brake  cannot  be  opened,  then  take  it  to  a n ex
pert  at  an  authorized  Audi  dealer. 
"' If the  symbol  appears  while  you  are  d riving,  it  is 
poss ible  that  the  traction  contro l or  the  emer
gency  brake  has  ma lfunctioned . It  is  possib le 
that  the  parking  brake  cannot  be  app lied . 
It is 
also  possible  that  the  parking  brake  cannot  be 
released  after  it  has  been  applied.  Drive to  an 
authorized  Aud i dealer  or  other  qualified  work
shop  to  have  the  malfunct ion  corrected. 
If  the  ABS system  malfunctions,  the  ABS warn ing/indicator  light  illuminates  together  with  the 
brake  system  malfunction  warn ing/ indicator 
light 
c::> _&. . 
A WARNING 
-Always  observe  the  warnings  in 
c::> page  220, before  opening  the  hood  and 
c heck ing  the  b rake  fl uid. 
- Driv ing  with  low  brake  fl uid  is  a  safety  haz
ard.  Stop  the  car  and  get  professiona l assis
tance. 
- If  the 
111111 (USA  models) . (Canada  mod
els)  b rake  system  indicator  light  turns  on  to
ge ther  with  the  ABS and  ES C i ndica to r 
lights,  the  ABS/ESC regulating  function  may 
have  failed . Functions  that  stabilize  the  ve 
hicle  are  no  longer  available.  This  could 
Dri ver  informa tion  system 
cause  the  vehicle  to  swerve  and  increase  the 
risk  of  s liding.  Drive carefully  to  the  nearest 
authorized  Audi  dealer  or  other  qualified 
workshop  and  have  the  malfunction  correct
ed. 
- L Engine cooling system  malfunction 
A malfunction  in  the engine  cooling  system  must 
be repaired  as soon  as possible. 
If  the .  symbo l flashes  in the  disp lay,  either  the 
engine  coo lant 
temperature is  too  high  or  the  en
gine  coolant 
level is too  low.  A driver  message 
appears  as  well  to  explain  the  malfunct ion  in 
more  deta il.  The  driver  warn ing  goes  out  after 
about  5 seconds,  but  it  can  be  brought  up at  any 
t ime  by  pressing  the 
!SET ! button  agai n. 
Turn off  engine  and  ch eck  cool ant  l evel 
"'Pull off the  road . 
"'  Stop  the  vehicle . 
"' Turn  off  the  engine. 
"'  Check  coolant  level 
c::> page  226 . 
"'Add  coolant if necessary ~ page 227. 
"'Continue  driving  only  after  the  eng ine  coolant 
warning/indicator  light  goes  out. 
"'  Contact  your  au thor ized  Audi  dealer  for  assis
tance  if necessary. 
If  the  engine  coo lant  level  is correct,  then  the  ra
diato r fan  may  be  the  ca use  of  the  malfunct ion. 
A WARNING 
- I f you r vehicle  should  break  down  fo r me-
chan ica l or  other  reasons,  par k at  a  safe  dis 
tance  from  moving  traffic,  tu rn  off  the  en
g ine  and  turn  on  the  hazard  warning  lights 
c::> page  54,  Emergency  flashers. 
- Never  open  the  hood  if you  see  or  hear 
steam  or  coo lant  escaping  from  the  engine 
compartment  -you  risk  being  scalded.  Wait 
until  you  can  no  longer  see  or  hea r steam  or 
coo lant  escaping. 
- The  engine  compartment  of  any  vehicle  is a 
dangerous  area.  Before  you  perfo rm  any 
work  in the  eng ine  compartment,  turn  of 
the  engine  and  a llow  it  to  cool.  Follow  the 
~ 
warn ing  stickers c::>page  220. Ill-
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Page 32 of 300

Driver  information  s ystem 
CJ) Note 
Do not  contin ue driving  if  the.  symbo l ill u
m inates . There  is a  malfunction  in the  eng ine 
cooling  system  -you  could  damage  your  en
gine. 
'l=:;r: Engin e oil  pressure  malfunction 
The red  engine  oil  pressure  warning  symbol  re
quires  immedia te  service or repair.  Driving  wi th a 
low  oil  pressure  indi cation  is likely  to cause se
vere engine  damage . 
If the . symbol  on  the  display  flashes,  the  en 
g ine  oil  pressure  is  too  low . A driver  message  ap
pears  as well  to  explain  the  malfunction  in  more 
deta il. The  driver  warn ing  goes  ou t afte r about  5 
seconds,  but  it ca n be  bro ugh t up  at  any  t ime  by 
p ressing  the 
IS ET I but ton  again. 
Turn off  engine!  Oil pressure  too  low 
• Stop  the  veh icle . 
•  Turn  the  eng ine  off. 
•  Check the  eng ine  oi l level 
c> page  224. 
•  Contact  your  authorized  Aud i dealer  for  ass is -
tance  if necessary . 
Engine  oil  level  too  low 
If the  engine  oil level  is too  low,  add  eng ine  oil 
c>page224. 
Engine  oil  level  correct 
If  the  symbo l. flashes  even  though  the  engine 
oil  leve l is  correct,  p lease  contact  your  nearest 
authorized  Audi  Dealer  for  assistance.  Do not 
continue  dr iv ing . Do not  leave  the  engine  running 
idle,  either . 
(D Tips 
- The engine  oil  pressure  symbol. is not 
an  indicato r for a  low  engine  oil  level.  Do 
not  rely on  it.  Instead,  check the  oil  level  in 
your  engine  at  regular  intervals,  preferably  each  time  you  refuel,  and  always  before 
going  on  a long  trip . 
- The yellow  oil  level  warning  indication 
Ill 
requires  oil  refill  or workshop  service  with
out  delay.  Do not  wait  until  the  red oil 
30 
pre ssure warning  • starts  to  flash  before 
you  respond  to  the  low  oil  level  warning 
II. By then , your engine  may already  have 
suffered  serious  damage. 
~ ...  Fill engine  oil  now 
WARNING : Please  add  oil  immediately 
If  the .  symbol  lights  up,  then  the  oil  has  to  be 
r ep lenished  right  now 
c> page  224 . 
@-Steer ing  malfunction 
If  there  is a malfunction  in  the  electronic  steer 
ing  column  lock,  the steering  cannot  be un
locked. 
If  the .  symbo l in t he  d isp lay  bli nks, the re  is a 
malfunction  in the  e lectronic  stee ring  co lumn 
l ock.  A driver  message  appears  as  well  to  exp la in 
the  malfunct ion  in  more  detail.  The driver  warn
i ng  goes  out  afte r about  5 seconds,  but  it  can  be 
broug ht  up  at  any  time  by press ing  the 
ISET ! but 
ton  aga in. 
Steering  defective!  Do not  drive vehicle! 
• Contact  your  nea rest  authorized  Audi  dealer . 
•  Do 
not tow  your  veh icle . 
A WARNING 
Your ve hicle  must  not  be  towed  in the  event 
of  a  malfunction  in the  electronic  steering 
column  lock  because  it  cannot  be  steered  due 
to  the  loc ked  st eering . If  i t  is towed  with  the 
ste ering  locked,  t here  is t he  risk of  an  a cci
d ent. 
© -Ignition  lock  malfunct ion 
A malfunction  in  the  ignition  lock must  be re
paired  immediately. 
If  the .  symbo l in the  display  b links , there  is a 
malfunction  in the  e lectronic  ignition  lock . A d riv 
e r  message  appears  as  well  to  explai n the  mal
funct ion  in more  de tail.  The  d rive r warning  goes 
out  af ter  abou t 5  se co nds,  b ut  it  can  be  brought 
u p  at  any  t ime  by pressi ng  the 
!SE T! b utton  ag ain . 
Ignition  lock defective.  Contact dealer!  ..,..  
Page 33 of 300

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~ Drive immediate ly to  an  authorized  Audi  dealer 
to  have the  malfunction  corrected . 
If  there  is a  malfunction  in  the electronic  ignition 
lock,  the  ignition  cannot  be  turned  off . Drive im
mediately  to  an  authorized  service facility to  have 
the  cause  of  the malfunction  corrected. 
On vehicles with  Convenience key*,  the  engine 
should  not  be  switched  off using  the  Start/Stop  button  because  the  engine  cannot  be started 
again  after  the  ignition  has been  switched  off. 
Yellow  symbols 
Fig. 24 Display: Yellow warning symbo l 
N M 
9 a: a, a, 
When  a yellow warning  symbol  appears,  one 
warning  tone  sounds.  A driver  message  appears 
as well to  exp la in the  malfunction  in more  detail. 
The driver warning  goes  out  after  about  5 sec
onds,  but  it  can be  brought  up at  any t ime  by 
pressing  the 
ISETI button  again. 
Check the  function  disp layed as  soon  as  possible. 
The yellow symbol w ill not  go out  aga in until  the 
reason  for the  malfunct ion  has  been  corrected. 
If severa l priority  2 ma lfunctions  are  present,  the 
symbols  appear  in succession  and  remain  for 
about  2 seconds. 
Elect romechan ical  steering,  Dy
nam ic stee ring* 
¢page  194 
Worn  brake  pads 
¢page32 
Battery voltage 
¢page33 
Driver  information  system 
Defective light bulb 
¢page  32 
Fog lights 
¢pag e 32 
Rear  fog  lights 
¢page  32 
Check  engine  oil leve l 
¢page 33 
Engine  oil sensor  malf unc tion 
¢page  33 
Engine temperature* 
¢page  213 
Low fuel  level 
¢pag e 33 
Refill Ad Blue* 
¢page  217 
AdBlue malfunction * 
¢page  217 
Windshield  washer  fluid  level 
low 
¢page  33 
Convenience key* 
Key not in vehicle 
¢pag e 32 
Light/rain  sensor defective 
¢page  32 
Dynamic  headlight  range  con
trol  defective 
¢ page  34 
Battery  in  remote control  key 
¢page  37 
Electromechanical  parking 
brake 
¢page  91 
Engine speed  limitation* 
¢ page  33, ¢ page  99 
Diesel particulate  fi lter * clog
ged 
¢pag e 34 
Adaptive light  defective* 
¢page  34 
Steering  malfunction 
¢page  34 
31  
Page 34 of 300

Driver information  system 
Ignition  lock malfunction 
<=>page 34 
Adaptive  dampers* 
c:> page  34 
Windshield  wiper  defective 
c:>page34 
Tire pressure  monitoring  sys
tem*  Loss of  tire  pressure 
c:>page252 
Tire pressure  monitoring  sys
tem*  System  not  available 
c:>page252 
Automatic  transmission  mal
function 
<=> page  126 
Hybrid  drive* 
c:> page99 
The speed warnings  warning  threshold 
J raj 
and warning  threshold  2 ISi are also yellow 
symbols  in some  models.  The warning  is al
ways shown  as a small  symbol  in the  upper 
area of  the  display 
c:> page  94. 
-?e Key not  in vehicle 
Applies  to veh icles:  w ith  Conven ie nce  key 
II Is the  key  in the vehicle? 
This reminder  appears  along  with  the 
II symbol 
if  the  master  key is removed  from  the  vehicle 
with  the  engine  running.  It  is intended  to  remind 
you  (e.g.  when  changing  drivers)  not  to  continue  the journey  without  the  master  key . 
If  the  master  key is no  longer  in the  vehicle,  you 
cannot  switch  off  the  ignition  after  stopping  the 
engine  and you also cannot  start  the  engine 
again . You also cannot  lock the  vehicle  from  the 
outside . 
l)  - : USA models  only 
32 
·@ Light/rain  sensor defective 
fl Automatic  headlights/  automatic  wipers 
defective 
If  the  symbol  illum inates,  the  light  sensor has 
failed.  For safety  reasons the  low  beams are 
turned  on  permanently  with  the  switch  in 
AUTO. 
However,  you can  continue to  turn  the  lights  on 
and  off  using the  light  switch.  In the  case of  a  de
fect  in the  rain sensor,  the  windshield  wiper  lever 
functions  are still  available.  Have the  light/rain 
sensor  checked as soon as possible  by an author ized  Audi  dealer. 
(0) Worn  brake  pads 
£i1 Brake pads! 
If  the  warning  light  illuminates,  immediately 
contact  your  authorized  Audi  dealer  or  qualified 
workshop  to  have all  brake  pads inspected.  On  USA  models  the  warning  light 
£i1 comes on  to
gether  with  the warning  light 
1111. Both  sets of 
brake  pads on an axle  must  a lways  be replaced  at 
the  same time. 
_8. WARNING 
Driving  with  bad brakes can cause a collision 
and  serious  personal  injury. 
-If the  warning  light £i1 and the warning 
light 
llll1 l with  the message  Brake pads! 
comes on  in the  instrument  cluster  display, 
immediately  contact your  authorized  Audi 
dealer  or  qualified workshop  to  have all 
brake  pads checked or  replaced  if necessary. 
~l}D 10$ Defective  light  bulb  warning 
S:1 -If  the  indicator  light  turns  on, a bulb  has 
failed.  The message  indicates the  location  of  the 
bulb . 
Im-If  a front  fog  lamp  has failed,  the  indicator 
light  turns  on to  indicate  the  location on the  vehi-
cle. 
~  
Page 35 of 300

,...., 
N 
co 
er:: 
co 
,...., 
light  tu rns  on  to  indicate  the  location  on  the  vehi
cle. 
Vehicle  light s: System  fault! 
If the  message  appears,  there  is a  ma lfunction  in 
the  head lights  or  light  switch. 
Drive to  your  authorized  Aud i dealer  immediately 
to  have  the  malfunct ion  corrected . 
A WARNING 
-Light  bu lbs  are  pressur ized  and  could  ex
plode  while  they  are  being  changed  caus ing 
ser ious  persona l injury. 
-
- Work  with  due  care  when  handling  the  high
voltage  section  of  gas  dis charge  (xenon) 
ligh ts*.  Failure  to  do  so  co uld  result  in  death 
or  serious  injury . 
@ Tips 
Have the  bulb  replaced  or  the  connect ion  re
pa ired  by yo ur autho rized  Aud i Serv ice  depart
men t. 
<:;::> Windshield  washer  flu id  level  too  low 
llt Plea se refill washer  fluid 
If the  symbol  illumi nates,  add  w indshield  was her 
fluid  to  the  washer  system  and  also  to  the  head
light  washer  system 
c::> page 233 . 
Bil Fuel  supply  too  low 
When  the liD symbol  i llum inates,  this  means 
there  are  about  2.6  ga llons  ( 10  liters)  of  fue l left 
in the  fuel  tank.  Time  to  refuel! 
c::> page 214. 
If  the  symbol  lights  up,  even  when  there  is amp le 
fuel  in  the  tank,  and  the  text 
Fuel tank  sy stem 
malfun ction!  Contact deale r 
appears  in the  dis
p lay,  there  is a fault  in the  system.  Contact  an  au
thor ized  Audi dealer  to  have  the  fault  rect ified. 
D Battery  voltage 
If  battery  power  drops  into  the  range  where  it 
can  limit  the  ab il ity  of  the  engine  to  start,  th is 
the  symbol (•) ;ippears  in the  instrument  cluster 
Dri ver  informa tion  system 
display  with  the  following  driver  message Lo w 
batter y: Batte ry will  be char ged while  dri ving. 
While  t his driver  notification  is disp layed , you 
have  to  be  prepared  for  limited  start ing  capabili 
ty . 
Driver message  appears  and  goes  out  again 
If  this  d rive r message  appea rs  after  the  ignition 
is turned  on  or  while  d riving  a nd  it  goes  ou t again 
after  a whi le,  the  battery  has  been  adequately  re 
charged . 
Driver message  appears  and  does  not  go  out 
again 
If  this  drive r notificat ion  appea rs  after  the  igni
tion  is tu rned  on  or  while  driv ing  and  does  not  go 
out  again,  the  battery's  state  of  charge  is not  in 
the  optimal  range.  Start ing  capability  is restrict
ed . Have the  battery  checked  at  an  authorized 
Audi  dealer  or  other  qualified  workshop  as  soon  as  possible. 
~ Check engine  oil 
II Add oil,  ma x x qt  (l).  You may cont.  driv. 
When  the Ill symbol  and  dr iver  message  appear, 
add  the  amount  of  oil appear ing  in the  disp lay at 
the  next  opportunity 
c::> page 224 . 
'l:7;,.. Engine  oil  sensor  defective 
•  Oil le vel!  Sen sor defecti ve 
If  the  symbol  illuminates,  contact  your  author
ized  Audi  dea ler  and  have  the  oil sensor  inspect
ed . Until  you  have  this  done,  check  the  oil  level 
each  time  you  refuel  just  to  be  on  the  safe  side 
c::> page 224. 
! ? Engine  speed  limitation 
Applies  to  vehicles:  with  engine  speed  limitation 
II! Do not  exceed  max.  engine  spe ed of XXXX 
rpm 
T he II! symbol  illuminates  when  there  is an  en
gine  co ntrol  malf unct ion.  The  indi cator  light ~ 
in t he  i nstr ument  cluster  also  illum ina tes.  The 
engine  speed  is  limited  to  the  speed  displayed  in  ..,. 
33  
Page 36 of 300

Driver  information  s ystem 
the  dr iver  information  system . Keep  in  m ind  that 
the  engine  speed  will  not  exceed  the  value  dis 
p layed  in the  dr iver  information  system,  for  ex
ample  when  downshifting. 
Please  go  to  an  autho rized  Aud i dea le r  or  other 
qualified  workshop  to  have  the  ma lfunction  re 
pa ired . 
,m.. Diesel  particulate  filter  clogged 
Applies  to  veh icles:  w ith  diesel  e ngi ne  and  d iesel  pa rt icu late 
f ilte r 
II Particulate  filter  See  owner's  manual 
When  the II symbol  illum inates,  you  can  a lter 
your  driving  sty le  to  assis t the  fi lter  self-cleaning 
p rocess . Drive for  approx ima tely  15  minutes  with 
the  selector  lever  in the  S position  a t a  min imum 
speed  of  37  mph  (60  km/ h) a nd  an  engine  speed 
of  approximate ly 2,000  RPM . The  tempe rature 
increase  that  w ill result  from  this  can  burn  off 
the  soot  in the  fi lter.  The  symbol  will  sw itch  off 
when  the  clean ing  is  successful.  After  a  success 
fu l cleaning,  there  is no  need  to  br ing  the  car  to 
an  author ized  deal er or  qualified  workshop  b e
cause  this  is part  of  no rm al  veh icle  oper ation. 
If  t he  symbo l 
II does  not  switch  off,  see  you r 
author ized  dealer  or  other  qualif ied  workshop  to 
have  the  prob lem  cor rected. 
For  more  information  on  the  diesel  particulate 
fi lter,  refer  to 
c> page 198. 
A WARNING 
Always  ada pt  your  speed  to  the  c urrent 
w eather,  road  and  traffic  conditions . Y ou 
should  never  dis obey  traffi c la ws  in  orde r to 
follow  driving  re co m mend ation s. 
~())  Headlight  range  control  defective 
II Headlight  range  control  defective! 
If  th e symbol II ill um ina tes,  the  dynamic  head
lig ht  ra nge  co ntrol  is  no  longer  wo rking  prope rly. 
H ave  t he  sys tem  checked  and  repa ired  at  you r au
t hor ized  Audi  dealer . 
34 
~O Adaptive  light  defective 
Applies  to  vehicles:  with  adaptive  light 
mil Audi adaptive  light : defe ctive 
When  this  symbol mil ill uminates,  it  means  that 
adaptive  ligh t  is  defective.  Go to  a n author ized 
Audi  dealer  to  have  the  head lights  or  the  contro l 
u nit  for  the  adapt ive  light  repa ired. 
@ -Steering  malfunction 
El! Steering  lock: Contact  dealer! 
If  the El! symbo l in t he d isp lay comes  on,  there 
i s a n elect ronic  stee ring  column  lock  malfu nc
tion. 
D rive to  your  author ized  A udi dealer  immed iate ly 
to  have  the  malfunc tion  cor rected . 
A WARNING 
Your ve hicl e  m ust  not  be  towed  in  the event 
of  a m alfunction  in  the  elec tronic  s teering 
column  lo ck bec ause  it  c an no t  b e stee red  due 
to  the  lo cked  steering.  If  i t  i s towed  w ith  the 
steering  locked,  there  is the  risk  of  an  acc i
dent . 
~ Ignition  lock  malfunction 
m Ignition  lock defective 
If  the l3 symbo l in the  d isplay  comes  on,  the re  is 
a  malfunction  i n the  elect ronic  ignition  lock . 
Please  go  to  an  authorized  A udi  dealer  or  other 
qualified  workshop  to  have  the  malfunct ion  re
paired. 
;  Adaptive  dampers 
App lies  to vehicles:  with  Aud i drive  se lect 
R Suspension : System  fault! 
If  the R symbol  in the  d isp lay comes  on,  the re  is 
a  mal function  in the  adaptive  dampers.  Please  go 
to  an  authorized  Aud i dea le r  or  other  qualified 
workshop  to  have  the  ma lfunction  repaired. 
· ~ Windshield  wipers  faulty 
El Windshield  wipers  defective  
Page 94 of 300

Driving 
_& WARNING 
-Ne ver  turn  off  the  engine  before  the  veh icle 
has  come  to  a  comp lete  stop . The f ull func
t ion  of the  brake  booster  and  the  power 
steering  is  not  guaranteed.  Yo u must  use 
more  force  to  turn  or  brake  if  necessary . Be
ca use  you  cannot  steer  and  b rake  as  you 
us ually wou ld,  this  could  lead  to  crashes 
and  serious  injur ies. 
- To  reduce  the  risk of  inju ries,  make  s ure  that 
t h e  S tart -Stop-System  is turned  off  whe n 
wor king in the  eng ine  compart ment 
9page 93 . 
(D Note 
Always sw itch  off  the  Start-Stop-System 
when  dr iv ing  th rough  water 
9 page 93 . 
Starting/stopping  the  engine 
Applies  to  veh icles:  w ith  Start -Stop -System 
F ig . 104 In strum ent  cluste r: En gin e sw itc hed off  (stop 
phase} 
•  Slow  the  vehicle  to  a s top using  the  brake  and 
k eep  pressing  the  bra ke  pe dal.  The  engine  w ill 
switc h off . The 
[I] ind icator  light  appears  in the 
i nst rument  cluste r display  and  -also 
appears  in the  t rip  computer. 
•  When  you  take  yo ur foot  off  the  b rake  peda l, 
the  engine  restarts . The  ind icator  light  tu rns 
off . 
Add itional  informat ion 
The  eng ine wi ll switch  off  in the  P,  D/S and  N po
sitions  as  we ll as  in  manua l mode.  In  the  P pos i
tion,  the  eng ine  will a lso  remain  off  if you  take 
your  foot  off  the  brake  pedal.  The  engine  starts 
92 
again  w hen you  select  another  se lecto r lever  po 
sition  and  take  your  foot  off  the  brake  pedal. 
If you  se lect  t he  R posit io n  dur ing  a Stop  phase, 
the  e ngine  will sta rt ag ain. 
Sh ift  from  D/S to  P qu ic kl y to  prevent  the  eng ine 
from  starting  uni ntent io na lly when  sh if ti ng 
th rough  R. 
You can  determine  for  yourself  if t he engine  w ill 
stop  o r not  by re duc ing  or  inc reasing  the  amount 
of force  you  use  to  p ress  the  b rake  pedal.  Fo r ex
amp le,  if yo u only  ligh tly press  o n  the  brake  ped
a l in  s top- and  and-go  traffic  or  when  turning,  the 
engine  will not  switch  off  when  the  veh icle  is sta 
tiona ry. As soon  as  you  press  the  brake  down 
h arder,  the  engine  will switch  off . 
{i) Tips 
-Press  the  brake  peda l during  a  stop  phase  to 
keep  the  vehicle  from  rolling. 
- The  igni tio n wi ll turn  off  if y ou press  the 
! START ENGINE STOPI * button  dur ing  a 
stop  p hase . 
- Th e  image  in the  displ ay  is s ligh tly d ifferent 
in some  models. 
General information 
Applies to  vehicles:  with  Start-Stop-System 
The standard  Start-S top-mode  can be can celled 
for  different  system -related  reasons . 
Fig. 1 05 In str um ent  cl uste r: E ngi ne-Stop  te mpo rari ly un 
ava ilab le 
Engine will  not  switch off 
.... .., .... 0 
~ m 
Befo re  each  sto p phase,  t he system  checks  if cer
ta in conditions  have  been  met.  For  example,  t he  .,.