warning lights AUDI A4 SEDAN 2013 User Guide

20 Instruments and warning /indicator lights
Contact your authorized Audi dealer as
soon as possible.
-USA models: If the la warning light
and the
E warn ing light come on to­
gether, the rear wheels could lock up
first under hard braking. Rear wheel lock­
up can cause loss of vehicle control and
an acc ident. Have your vehicle repaired
immediately by your authorized Audi
dealer or a qualified workshop. Dr ive
slowly and avoid sudden, hard brake ap­
plications.
- Canada models: If the brake warning
light . and the ABS warning light
li]
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 vehi­
cle repaired immediately by your author­
ized Audi dea ler or a qualified workshop.
Drive slowly and avo id sudden, hard
brake applicat ions.
I I !f Safety systems
The fl (USA models),£,1 (Canada models) in­
dicator light monitors the safety systems (e.g.
airbags, pretensioners) and ill uminates for a
few seconds each time you switch the ignition
on.
If the fl (USA models)/ fll (Canada mode ls)
indicator light does not go out, or if it illumi­
nates while you are driv ing, or if it starts to
blink, then there is a ma lfunction somewhere
in the system.
If the light does not illuminate
when you switch the ignition on, this also
means there is a malfunction.
& WARNING
If you have a malfunction in the safety sys­
tems, contact your author ized Audi dealer
immediate ly. Otherw ise the safety sys­
t ems may not work properly in an acci­
dent.
l ) - : USA mod els only
(0) Worn brake pads
EiJ Brake pads!
If the warning light illuminates, immediately
contact your authorized Audi dealer or quali­
fied workshop to have all brake pads inspect­ ed . On USA models the warn ing light
EiJ
comes on together with the warning light
la-Both sets of brake pads on an ax le
must a lways be rep laced at the same time.
A WARNING
Driving with bad brakes can cause a colli­
sion and serious personal injury.
- If the warning light
EiJ and the warning
light
la1 l with the message Brake
pads! comes on in the instrument cluster
d isplay, immediately contact your au­
thor ized Audi dealer or qualified work­
shop to have all brake pads checked or
replaced if necessary.
EPC Electronic power control
This warning/indicator light monitors the
electronic power control.
The ~ warning/indicator light (Electronic
Power Control) illuminates when you switch
the ignition on as a function check.
(D Tips
If this warning/ indicator light illuminates
while you are driving, then there is a mal­
funct ion in the engine electronics. Have
the malfunction corrected as soon as pos­
s ib le by your authorized Audi dealer or
qualified repa ir facility.
Ci Malfunction Indicator Lamp (MIL)
T he Malfunction Indicator Lamp (MIL) is par t
of the On-Board Diagnostic (OBD II) system.
-
The symbo l ¢4' lights up when the ignition is
switched on and will turn off after the engine
has started and has settled at a constant idle
IJ>,

Instruments and warning/indicator lights 21
speed. This ind icates that the MIL is working
properly.
The warning light illuminates when there is a
mal funct ion in the engine e lectronic system.
Contact your authorized Audi dealer and have
the ma lfunction corrected .
An improperly closed fuel filler cap may also
cause the MIL light to illum inate
r::!,> page 212.
For more informat ion r:!,> page 30 .
!?) Engine speed limitation
App lies to vehicles: wit h eng ine speed lim itat ion
(II Do not exceed max. engine speed of
XXXX rpm
The (I! symbol illuminates when there is an
engine control malfunction. Th e~ indicator
l ight in the instrument cluster also illumi­
nates. The engine speed is lim ited to the
speed displayed in the driver information sys ­
tem . Keep in mind that the engine speed will
not exceed the va lue displayed in the driver in­
formation system, for example when down­
shifting.
Drive to your authorized Audi dea ler immedi­
ately to have the malfunction corrected .
~ .. Engine oil level
1111 Add oil , max XXXX l. You may cont. driv.
When the symbo l l!I and driver message ap­
pear , add the amount of oil appearing in the
disp lay at the next opportunity
r:!,> page 220.
~;.., Engine oil sensor
II Oil level! Sensor defective
If the symbol illuminates, contact your au­
thor ized Audi dealer and have the o il sensor
inspected. Until you have this done, check the
oil level each time you refuel just to be on the
safe side r:!,>
page 220.
Bu Tank system
liJl Please refuel
If the indicator light turns on for the first
time and the message appears, there are
about 2. 1 -2.4 gallons (7 -9 liters) of fuel left
in the tank . T ime to refuel
r::!,> page 212.
Ii] Fuel tank system malfunction! Contact
dealer
If the indicator light turns on and this mes­
sage appears, there is a malf unct ion in the
tank system.
Drive to your authorized Audi dealer immed i­
ate ly to have the malfunction corrected.
<:::> Windshield washer fluid level
- Please refill washer fluid
If the symbol illum inates, add w indshie ld
washe r fluid to the washer system and also to
the headlight washer system*
r:!,> page 229.
'1:> Windshield wipers
El'J Windshield wiper defective
The re is a malfunction with the windshield
wipers.
Drive to your authorized Audi dealer immedi­
ately to have the malfunction corrected .
~/ }D 10 $ Defective light bulb warning
If the Fl indicator light turns on, a bulb has
failed. The message ind icates the location of
the bulb.
- If the
IIJ indicato r light also turns on, then
a fog light has fai led. The position of the in­
dicator ligh t corresponds wi th the locatio n
on the vehicle .
- If the
ftD indicator light also turns on, then
a rear fog* light has fai led. The position of
the indicator light cor responds wi th the lo­
cation on the vehicle .
T his wa rning can also occu r if the light switch
is in an unengaged posi tion between two sym­
bols .
Vehicle lights: System fault!

22 Instruments and warning/indicator lights
If the message appea rs, there is a mal func ­
tion in the headlights or lig ht switch.
Dr ive to yo ur autho rize d Audi deale r i mmedi­
a te ly to have the mal func tion cor re cte d.
8_ WARNING
- Ligh t bul bs are pressurized and co uld ex ­
plode while t hey are being changed caus­
ing ser ious persona l injury.
- W ork w ith due care when handling the
high-volta ge section of gas discha rge
(xenon) lights*. Fai lure to do so could re­
sult in death or se rious i njury.
Have the bulb replaced or t he connection
re paired by yo ur auth o rized Au di Service
department.
~()) Headlight range control
Applies to vehicles: with headlight range control
El Headlight range control defective !
If t he symbo l El il lum inates , the dynam ic
headlight range cont ro l is no longer wo rking
properly . Have the system checked and re ­
pa ired at your author ized Audi dealer.
§0 Adaptive Light
Applies to vehicles: with adaptive light
mil Audi adaptive light : defective
If the indicator light turns on and th is mes­
sage appears, there is a malfunction in the
adapt ive light system. The headlights still
f u nction .
Go to an authori zed dea lership to have the
headlights or the contro l unit for the adapt ive
light repa ired .
~D Light/rain sensor
Applies to vehicles: with light/rain sensor
tfl Automatic headlights / automatic wipers
defective
If the indica to r li ght turns on and this mes ­
sage a ppears, the light/ rain senso r is not
f unct ioning correct ly .
F o r sa fe ty reasons the low be ams are turne d
o n pe rmanen tly with the sw itch in
AUTO.
However, you can conti nue to turn the lights
o n and off using the light switch. Yo u can st ill
control a ll functions that are independent of
the ra in sensor through the w indshield w iper
l ever .
Contact your a uthorized Aud i dea ler as soon
as possible to have the problem co rrected .
Q Adaptive dampers
Applies to vehicles: with Audi drive select
B Suspension : System fault!
If the B symbol in the disp lay comes on, there
is a ma lf u nction in the adaptive dampers.
Please go to an authori zed A udi dealer or ot h­
er qualified wo rkshop to have the malfunct ion
r epaired .
I-: Sport differential
Applies to vehicles: with Audi drive select
Sport differential : System fault!
There is a malfunction with t he sport d iffe ren­
tia l.
Drive to your auth orized A udi dealer immedi ­
ate ly to have the malfunction corrected .
Sport differential: Overheating
The t ransm iss ion t empe ra tur e has in cr eased
s ignific antly due to t he spo rty dr iving manner .
D rive in a less sporty m anner un til the tem­
pera ture re turns to the normal range and the
indicato r light switches of.
8_ WARNING
Contact your author ized Audi dealer or a
q ua lified workshop if the spo rt differential
i s faulty or malfunct io ning . T he repair
must be performed by train ed perso nnel
usi ng the co rr e ct oil in o rder to e nsure
s a fety.

Instruments and warning/indicator lights 23
=/4 Ignit ion lock
l!J Ignition lock defective
There is a malfunction in the electron ic igni­
tion lock. Please go to an authorized Aud i
dealer or other qualified workshop to have the
malfunct ion repaired.
¢ Q Turn signals
Whenever you use the left II or the right IJ
turn signal, the indicator light blinks. When
you use the emergency flashers, both indica­
tor lights flash .
If one of the turn signal light bulbs burn out,
the turn signal will blink twice as fast as nor ­
mal. Carefully drive to your authorized Audi
dealer immediately to have the malfunction
corrected.

Opening th e windows
"' Press the switch to the firs t stop and hold it
until the window reaches the desi red posi ­
tion.
"' Press the switch briefly to the se cond stop
to automatically open the window .
Cl os ing th e windows
"' Pull the swi tch to the first sto p and hold it
until the window reaches the desi red posi ­
tion .
"' Pu ll the switch brief ly to the sec on d st op to
automatica lly close the window.
P ow er w ind ow switch es
@ Driver's door
@ Passenger's door
© Left rea r door
@ R ight rear door
® Safety button
Child safety loc ks
When the safety button® is pressed
c::> fig. 32, the ~ symbol in the button lights
up . The power w indow switches in the rear
doors are switched off.
A WARNING
- When you leave your veh icle - even if on­
ly briefly - always remove the ign ition
key. This applies part icularly when chil­
dren remain in the vehicle. Otherw ise the
children cou ld s tart the engine or oper­
ate e lectr ica l equipment (e.g . power win­
dows). The power windows a re f unction ­
al until the driver's door or passenger's
door has been opened.
- Pay close attention when closing the win­
dows to prevent pinching of hands or
limbs.
- When locking the vehicle from outside,
the vehicle must be unoccupied s ince the
windows can no longer be opened in an
emergency.
Opening and clo sin g 41
(D Tips
After the ignition has been switched off,
the w indows can still be opened or closed
for about 10 minutes. The power windows
are not switched off until the driver's door
or passenger's door has been opened .
Convenience opening/closing
The windows and the power sunroof can be
opened and closed with the mechanical key or the emergency key.
Fig. 33 Key turns for opening and clos ing
Convenience opening feature
"' -0 0 t!, ., a,
"' Use the emergency key or pull the mechani­
cal key out of the maste r key
c:? page 34.
"' Insert the key into the lock of the dr iver's
door.
"' Turn the key to position¢
fig. 33 @until all
the windows have reached the desired posi­
tion and the power sunroof is open.
Convenience clo sing f eature
"' Use the emergency key or pull the mechani ­
cal key out of the master key¢
page 34.
"' Turn the key in the lock of the driver's door
to the lock position @ unt il the windows
and the power sunroof are closed¢
A.
A WARNING
- Never close the w indows and the power
sunroof inattentively and without check­ ing - there is r isk of injury.
- You must always watch when the win­
dows are be ing raised so that no one can
be trapped. If you re lease the key, the
clos ing action is immediately canceled.

44 Clear vision
Clear vision
Lights
Switching the lights on and off
Fig . 36 Instrument panel: headlight control switch
Light switch -~ -
Turn the switch c:> fig . 36 to the correspond ing
position . When the lights are switched on, the
,o o~ symbol turns on.
0 -The lights are off or the daytime running
lights are on:
- USA models: The daytime running lights are
activated when the light switch
c:> fig . 36 is
in the
O position or the AUTO position (only
in daylight conditions) . The daytime running
lights function can be turned on and off in
the radio or MMI* menu
Exterior lighting
c:> page 45, c:> ,&. .
-Canada models: The daytime running lights
are activated when the light switch
c:>fig . 36
is in the O position, :oo; position or the AUTO
position (only in daylight conditions). The
daytime running lights function cannot be
turned off
c:> & .
AUTO* -Automatic headlights switch on and
off depending on brightness, for example in
twilight, during rain or in tunnels
c:> & .
:o o; -Side marker lights
io -Low beam headlights
Fog lights/rear fog light(s)*
Press the appropriate button c:> fig. 36:
}0 -Fog lights
0$ -Rear fog light(s)
adaptive light*
When switched on, adaptive light adapts to
curves in the road depending on the vehicle
speed and the steering angle. This provides
b etter lighting through the curve . The system
operates at speeds between app roximately
6 mph (10 km/h) and 68 mph (110 km/h).
Static cornering light* (vehicles with adaptive
light) - the cornering light switches on at
speeds up to approximately 25 mph (40 km/
h) when a certain steering wheel angle is
reached or when a turn signal is activated. The
area to the side of the vehicle is illuminated
better when turning .
The adaptive light and the co rnering light only
function when the switch is in the AU TO posi­
tion (automatic headlights*) .
A WARNING
--
- Daytime running lights and automatic
headlights* are only intended to assist
the driver . They do not relieve the driver
of his responsibility to check the head­
lights and to turn them on manually ac­
cording to the current light and visibility
conditions. For example, fog cannot be
detected by the light sensors*. So always
switch on the headlights
io under these
weather conditions and when driving in
the dark.
- Crashes can happen when you cannot see
the road ahead and when you cannot be
seen by other motorists. Always turn on
the headlights so that you can see ahead
and so that others can see your car from
the back.
- Please obey all laws when using the
lighting systems described here.
(D Note
The rear fog lights* should only be turned
on in accordance with traffic regulation, as
the lights are bright for following traffic. ..,.

(D Tips
-The light sensor * for headl ight control is
l ocated in the rear view m irror mount.
You should therefore not apply any st ick­
ers to the windsh ield in this area in order
to prevent malfunctions or failures .
- Some exterior lighting functions can be
adjusted
¢ page 45.
-When yo u remove you r key from the igni­
tion w hile the vehicle's lights are turned
on, a buzzer sounds as long as the driv­
er's door is open.
- In cool or damp weather, t he ins ide of
the headlights, turn signa ls and tail
li ghts can fog ove r due to the tem pera ­
ture diffe ren ce betw een the inside and
outside. They will clear shor tly after
swi tching t hem on. This d oes not aff ect
the service life of the ligh ting.
- In the even t of a ligh t sensor malfunc­
tion, the drive r is no tifie d in the inst ru ­
ment cluster disp lay ~
page 2 2.
Turn signals and high beam lever
The lever operates the turn signal s, the high
beams and the headlight flasher .
Fig. 37 Turn sig na l and high beam leve r
Turn signals ¢i ¢
The turn s ignals activate when you move the
l ever into a turn s ignal position when the ign i­
tion is sw itched on.
(D -right turn signal
@ -Left turn signa l
The turn s ignal b links three times if you just
tap the lever . Clear
vi
sion 45
High beams and headlight flasher @:D
Move the lever to the corresponding posit io n:
@ -high beams on
@-high beams off or headlight flasher
T he ind icator light
II in the instr ument clus ­
ter turns on .
Notes on these features
-The turn signals on ly wor k w it h t he ignition
t urned on. The indica tor l igh ts
11 or II in
the instrument cluste r also blink .
- Aft er you have tu rned a corner, the turn s ig­
na l swi tches off au tom atically .
- The
high beam wo rks only when the head­
lights a re on. The indicator Ligh t. in the
instrumen t clus ter illuminates when the
high beams are on .
- The
headligh t flasher works on ly as long as
you ho ld the lever -even if the re are no
lights switched o n. The ind icator light
Ill i n
the inst rument cluster illuminates when you
use the headlight flasher.
&_ WARNING
Do not use the h igh beam or head light
flasher if you kn ow that these could b lind
oncom ing traffic.
Adjusting exterior lighting
The functions are selected in the radio or
MM!* .
.. Select: I CAR ! function b utton > Exter io r
light ing .
Or
.. Select: I CAR I function button > Car Systems
cont ro l butto n > Vehicle settings > Exterior
lighting .
Coming home (light when leav ing car )*,
Leaving home (light when unlocking car)*
The coming home function illumi nates the
area around the vehicle when the ignition is
switched off and the drive r's door is open ed.
Depend ing on ve hicle equipment, t he fu nction
can be sw itched on and off or the length of
time the lights rem ain on* can be ad justed . .._

48 Clear vis ion
Turn the knob to the desi red position :
Q/P -In t his position , you can adjust the
d river's and front passenger's exter ior mirro rs
by turn ing the knob in the des ired direc tion.
(jjjl -The m irrors are h eated depending on the
outside temperatu re.
P assenger exterio r mirro r tilt funct ion*
( only with memory for ext erior mirrows)
To help you see the curb when backing into a
pa rking space, the surface of the m irror t ilts
slig htly . The knob m ust be in the
P posit ion
for this to happen .
You can ad just the ti lted mirro r surface by
turning the knob in the desired direction .
When you move out of reverse and into ano th­
e r gear, t he new mirror posi tion is stored and
assigned to the key you are using .
The mir ro r goes bac k into its origina l posit io n
once yo u drive forward f aste r tha n 9 mph
(1 5 km/h) or switch the ignition off .
_& WARNING
Curved mirror s urfaces (convex or spheri ­
cal *) increase your field of view . Remem­
ber that vehicles or other objects will ap­
pear smaller and farther away than when
seen in a flat m irror. If you use this mirror
to estimate distances of following veh icles
when c hanging lanes , you co uld estimate
incorrectly and ca use an accident .
{CT) Note
- If you wash the vehicle in an automatic
ca r wash, you must fold t he exterior m ir­
r o rs in to reduce the r is k of damage to
the mirrors .
(i) Tips
- The exterior mirro r settings are sto red
wi th the memory funct ion* c::>
page 58.
-If there should be a ma lfunct ion in the
electrical system, yo u can st ill adjust the
exter ior mirro rs by press ing the edge of
t h e m irror. Dimming the mirrors
F
ig. 43 Auto matic dimmin g rearview m ir ro r*
Manu al d imming rear view m irror
• Pull the lever on the bottom of the m irror
back .
Automat ic dimming rearview mirror*
....
• Press the button @c::> fig. 43. The indica tor
light @turns on . The rearview and exter io r*
mirrors dim a utomatically when light shines
on them, for example from head lights on a
veh icle to the rear.
_& WARNING ..__
Electro lyte fluid can leak from automatic
d imm ing mirrors if the glass is b roken .
E lec trolyte fluid can irritate skin, eyes a nd
r espirato ry system.
- Repeated or prolonged expos ure to e lec­
trolyte can cause irritation to the respira­
t ory syste m, especially among people
with asthma or o ther resp irator y condi­
tions . Ge t fresh air immediately by leav­
ing the vehicle o r, if that is no t possib le,
open windows and doors all the way.
- If electroly te gets into the eyes, fl ush
them thorough ly with large amounts of
clean water fo r at least 15 minutes;
medical attention is recommended.
- If electrolyte contacts skin, fl ush affect­
ed area with clean water fo r at least 15
minutes and then wash affected area
with soap and water; medical attention
is recommended. Thoroughly wash af­
fected cloth ing and shoes before reuse.

50 Clear vis ion
& WARNING
When lowering or raising the sunshade,
make sure there is nothing in its way and
that it has a free path to travel. This could
cause personal injury .
@ Tips
-Pressing the button lt!tl several times
consecutively can tr igger the overload
protection . The sun shade can only be ex­
te nded/retracted again after a b rief wa it­
ing period.
- The rear window sun shade only func­
tions when the veh icle inter ior is warmer
than 14°F (-10°C).
Wiper and washer system
Switching the windshield wipers on
Fig. 47 Windshie ld wipe r lever
Move the windshield wiper lever to the corre­
sponding position:
@ - Windshie ld wiper
off
(D -Interval mode. To extend/shorten the
wiper intervals, move the switch @to the
left/right. In vehicles with a rain sensor* the
wipers turn on in the rain once the vehicle
speed exceeds approximate ly 2 mph (4 km/h) .
The higher the sensitivity of the rain sensor* is
set (switch @to the right), the earlier the
windshie ld w ipers react to moisture on the
windsh ield . In some models, you can sw itch
rain sensor mode
off and switch intermittent
mode on in the MM I*. Select:
I CAR I funct ion
button
> Car Systems contro l button > Driver assist
> Rain
sensor. In intermittent mode,
you can adjust the interval time using the@
switch.
@ -Slow w iping
@ -Fast wip ing
© -Single wipe
®-Clean the windshield. To eliminate water
droplets, the windshield wiper performs one
afterwipe operation after several seconds
while driving. You can switch this function
off
by moving the lever to position @within 10
seconds of the afterwipe operat ion. The after­
wipe function is reactivated the next time the
ignition is sw itched on.
Cleaning the headlights* . The headlight wash­
er system* operates only when the headlights
are on. If you move the lever to position @,
the headlights are washed in intervals.
& WARNING
- The rain sensor is only intended to assist
the driver. The driver is still responsib le
for manually switching the wipers on ac ­
cording to the visibility cond itions.
- The windshield may not be treated with
water-repell ing windshield coating
agents. Unfavorable conditions, such as
wetness, darkness, low sun, can result in increased glare. Wiper blade chatter is
also possib le.
- Properly functioning windsh ield wiper
blades are required for a clear view and
safe driving
i::> page 51, Replacing
windshield wiper blades.
(D Note
- In the case of frost, check whether the
windshield wiper blades are frozen to
the windshield. Switching on the wind­
shield wipers can damage the wiper
blades!
- Prior to using a car wash, the w indshield
w iper system must be sw itched
off (lever
in position @). This helps to prevent un­
intentional switching on and damage to
the windsh ield wiper system. ..,.

Switching the memory function on/off
• Press the !O FF ! button to sw itch the memo­
ry function on/off. The word
OFF lights up
when the memory function is switched off .
S eat profi le s are not stor ed .
Storing a seat profile
" Press the !SE T! button. When the word SET
lights up, the memory is ready to store set­
tings.
" Press a memory button
([II or rn ) briefly. A
tone confirms that the s ett ing s wer e stored.
Accessing a seat profile
" If the driver's door is open, press a memory
button.
" If the driver 's door is closed, press and ho ld
the memory button until the seat adjust­
ment is complete .
.&_ WARNING
- For safety reasons, the seat sett ing can
only be recalled when the veh icle is sta­
tionary- otherwise you risk having an ac­
c ident .
- In an emergency the recall procedure can
be cancelled by press ing the
!OF F! switch
or by tapping the memory buttons .
Ashtray
Fig. 58 Cente r conso le: ash tray
Opening /closing
• To open the ashtray , slide the cover up
¢ fig. 58 .
.. To close the ashtray, press down on the cov­
e r.
Seats and storage 59
Emptying the ashtray
" To remove the insert, slide the latch to the
r ight ¢
fig. 58 -arrow- .
.. To insta ll the insert, press it down into the
mount.
.&_ WARNING
--Never put waste paper in the ashtray. Hot
ashes or other hot objects in the ashtray
could set waste paper on fire .
Cigarette lighter
Fig. 59 Fro nt ce nter con sole : cigare tte lighter
" Press the cigarette lighter in.
" Remove the cigarette lighter when it pops
out .
A WARNING
The cigarette lighter on ly works when the
ignition is switched on .1ncorrect usage
can lead to ser ious injuries or burns. For
this reason, children should never be left
unattended in the vehicle because this in­
creases the risk of injury .
(D Note
The cigarette lighter can be damaged if
you connect electrical accessories to it .