lights AUDI S4 2014 User Guide

Instruments and warning/indicator lights 19
If the fl indicator light turns on, ESC was re­
stricted or switched
off using the I ~ O FF I but­
ton
¢ page 186.
Stabilization control (ESC/ABS): Fault! See
owner's manual
If the indicator light Ji) and the ABS indicator
light
ml (USA models) / II] (Canada models)
turn on and the message appears, the ABS or
e lectronic differential lock is ma lfunctioning.
This a lso ca uses the ESC to malfunction . The
brakes st ill function with their normal power,
but ABS is not act ive.
D rive to your authorized Audi dea ler immedi­
ately to have the malfunction corrected .
Fo r more informat io n about the ESC
¢page 186.
A WARNING
If the . (USA models) . (Canada mod ­
els) brake system indicator light turns on
together with the ABS and ESC indicator
lights, the ABS/ESC regulating function
may have failed. Functions that stabilize
the vehicle are no longer avai lab le. This
could cause the vehicle to swerve and in­
crease the risk of sliding. Drive carefu lly to
the nearest authorized Audi dea le r and
have the malfunction corrected.
(D Tips
For addit ional information on ESC and
ABS, refer to¢
page 186.
ABS /(8) Anti-lock braking system (ABS)
This warning/indicator light monitors the ABS
and the electronic differential lock (EDL).
The warning/indicator light ml (USA models)/
II] (Canada models) w ill come on for a few
seconds when the ign ition is switched on . The
light wi ll go out after an automatic check se­
quence is completed.
There is a malfunction in the ABS when:
-The warning/ indicator light does not illumi­
nate when you switch the ignition on . -
The warning/indicator light does not go out
after a few seconds.
- The warning/indicator light il luminates
while driving.
T he ESC indicator lig ht also illuminates if
there is a malfunction in the ABS. The mes­
sage
Stabilization control (ESC): Fault! See
owner 's manual
also appears in the instru­
ment cluster display and a warning tone
sounds.
The brake system will still respond even
without the assistance of the ABS system.
See your authorized Audi dealer as soon as
possible to restore full braking performance.
For more information regarding the ABS
¢page 186.
Malfunction in the brake system
If the brake warning light ¢page 15 and the
ABS warning illuminate
together there may be
a malfunction in the ABS, and there may a lso
be a malfunct ion in the brake system itself
¢ .&. .The ABS will not work and you will no­
tice a change in braking response and per­
formance.
In the event of a malfunction in the brake
system
the warning/indicator light . (USA
models) . (Canada models) in the instru ­
ment cluster flashes
¢ page 15 .
Malfunction in the electronic differential
lock (EDL)
The EDL works together with the ABS . The
ABS warning light will come on if there is a
malfu nction in the EDL system ¢
page 186.
See your authorized Audi dealer as soon as
poss ible.
A WARNING
-
-If the ml (USA models) tli] (Canada
models) warning light does not go out,
or if it comes on while dr iving, the ABS
system is not working properly. The vehi­
cle can then be stopped only w ith the
standard brakes (without ABS). You w ill
not have the protect ion ABS provides.
...

20 Instrum ent s a nd w arn in g/i ndic ato r light s
Contact your authorized Audi dealer as
soon as possible.
- USA models: If the . warning light and
the
rJl1 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 acci­
dent . Have your vehicle repaired immed i­
ately by your authorized Audi dealer or
qualified workshop. Dr ive slowly and
avo id sudden, hard brake applicat ions.
- Canada models: If the brake warn ing
light . and the ABS warning light
[IJ
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 acc ident. Have your vehi­
cle repaired immediately by your author­
ized Audi dealer or qualified workshop.
Drive slowly and avoid sudden, hard
brake applicat ions.
~ /!J.' Safety systems
The fl (USA models)/ E,I (Canada models) in­
d icator light monitors the safety systems (e .g.
a ir bags, pretensioners) and ill uminates for a
few seconds each time you switch the ignition
on.
I f the
fl (USA mode ls)/ E,I (Canada models)
i ndi cato r light does not go out, or if it illumi­
nates wh ile you are driv ing, or if it sta rts 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.
A WARNING
If you have a malfunction in the safety sys­
tems, contact your author ized Audi dealer
immediately. Otherw ise the safety sys­
tems may not work properly in an acci­
dent.
l) .: USA mode ls on ly
(0) Worn brake pads
llJ Br ake pad s!
If the warning light illuminates, immed iately
contact your authorized Audi dealer or quali­
fied workshop to have all brake pads inspect­ ed . On USA models the warn ing light
llJ
comes on together with the warning light •.
Both sets of brake pads on an axle must al­
ways be replaced at the same time.
A WARNING
Driving with bad brakes can cause a colli­
sion and serious personal injury.
- If the warning light
llJ and the warning
light
. 1) with the message Brake pads!
comes on in the instrument cluster dis­
play, immediately contact your author­
ized Audi dealer or qualified workshop to
have all brake pads checked or replaced if
necessary.
EPC Electronic power control
This warning/indicator light monitors the
electronic power control.
The l3i warn ing/ indicator light (Electron ic
Power Control) illuminates when you sw itch
the ignit ion on as a function check.
(D Tips
If this warning/ indicator light illum inates
while you are driving, then there is a mal­
funct ion in the engine electronics. Have
the malfunct ion corrected as soon as pos­
s ible by your authorized Audi dealer or a
qualified repa ir facility.
Ci Malfunction Indicator Lamp (MIL)
T he Ma lfun ction 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
Ill Do not exceed max. engine speed of
XXXX rpm
The Ill symbol illuminates when there is an
engine control malfunction . The
'3i 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 disp layed 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 .
'.!2:;,.,, Engine oil sensor
• Oil level! Sensor defective
If the symbol illuminates, contact your au­
thorized Audi dealer and have the oil sensor
inspected. Until you have this done, check the
oil level each time you refuel just to be on the
sa fe side
r:!,> page 219 .
Bil Tank system
(iD Please refuel
If the indicator light turns on for the f irst
time and the message appears, there are
about 2.1- 2 .4 gallons (7 -9 liters) of fuel left
in the tank. Time to refuel
r::!,>page 211 .
DD Fuel tank system malfunction! Contact
dealer
If the indicator light turns on and this mes­
sage appears, there is a malfunction in the
tank system.
Drive to your authorized Audi dealer immedi­
ate ly to have the malfunction corrected.
C> Windshield washer fluid level
II Please refill washer fluid
If the symbol illum inates, add windshield
washer fluid to the washer system and also to
the headlight washer system*
r:!,> page 228.
~ Windshield wipers
El Windshield wiper defective
The re is a malfunc tion with the windshie ld
wipers .
Drive to your author ized Audi dealer immedi­
ate ly to have the malfunction corrected .
~/ }D /0$ Defective light bulb warning
If the S:$ indicator light turns on, a bulb has
failed. The message indicates the location of
the bu lb.
- If the
El indicato r light also turns on, then
a fo g lig ht has failed. The position of the in­
dicator light corresponds w ith the location
on the vehicle .
- If the
II indicato r light also turns on, then
a rear fog * light has failed. The position of
the indicator light corresponds with the lo­
cation on the vehicle .
T his wa rning can also occur if the light switch
is in an unengaged position between two sym­
bols.
Vehicle lights: System fault!
If the message appears, there is a malfunc ­
tion in the headlights or light sw itch .
Drive to your au thori zed Audi dealer immedi-
ately to have the malfunction corrected .
IJJ,,

22 Instruments and warning/indicator lights
&_ WARNING
-light bulbs are pressurized and could ex­
plode while they are being changed caus­
ing serious personal injury.
- Work with due care when handling the
high-voltage section of gas discharge
(xenon) lights*. Failure to do so could re­
sult in death or serious injury.
(D Tips
Have the bulb replaced or the connection
repaired by your authorized Audi Service
department.
~(D Headlight range control
Appl ies to vehicles: with headlig ht range co ntrol
II Headlight range control defective !
If the symbol II illuminates, the dynamic
headlight range control is no longer working
properly . Have the system checked and re­
paired at your authorized Audi dealer.
§0 Adaptive Light
Appl ies to vehicles: with adaptive light
r!l Audi adaptive light: defective
If the indicator light turns on and this mes­
sage appears, there is a malfunction in the
adaptive light system. The headlights still
function.
Go to an authorized dealership to have the
headlights or the control unit for the adaptive
light repaired .
@..D light/rain sensor
Applies to vehicles: with light/rain sensor
II Automatic headlights/ automatic wipers
defective
If the indicator light turns on and this mes­
sage appears, the light/rain sensor is not
functioning correctly.
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 . You can still
control all functions that are independent of
the rain sensor through the windshield wiper lever .
Contact your authorized Audi dealer as soon
as possible to have the problem corrected.
Q Adaptive dampers
Applies to vehicles: with Aud i drive select and adaptive
dampers
II Suspension: System fault!
If the II symbol in the display comes on,
there is a malfunction in the adaptive damp­
ers. Please go to an authorized Audi dealer or
qualified workshop to have the malfunction
repaired.
H Sport differential
Appl ies to vehicles: with Aud i drive select and spo rt dif ­
ferential
Sport differential: System fault!
There is a malfunction with the sport differen­
tial.
Drive to your authorized Audi dealer immedi­
ately to have the malfunction corrected .
Sport differential: Overheating
The transmission temperature has increased
significantly due to the sporty driving manner.
Drive in a less sporty manner until the tem­
perature returns to the normal range and the
indicator light switches of.
&_ WARNING
-
Contact your authorized Audi dealer or
qualified workshop if the sport differential is faulty or malfunctioning . The repair
must be performed by trained personnel
using the correct oil in order to ensure
safety.
~ Ignition lock
l3 Ignition lock defective

Instruments and warning/indicator lights 23
There is a malfunction in the electronic igni­
tion lock. Please go to an authorized Audi
dea ler or other qualified workshop to have the
malfunction repaired.
¢¢ Turn signals
Whenever you use the left B or the right B
turn signal, the ind icator light blinks . When
you use the emergency flashers, both indica­
tor lights flas h.
If one of the turn s ignal light bulbs burn out,
the turn signal w ill blink tw ice as fast as nor ­
mal. Carefully drive to your authorized Audi
dealer immediately to have the malfunct io n
corrected.

40 Opening and closing
Power opening/closing rear lid
Applies to vehicles: wit h au tomat ic rear lid ope rat ion
The open position can be adjusted .
Fig. 29 Drive r's door: Unlock ing the rea r lid
-
Fig. 30 Locking sw itch in the rear lid
Opening rear lid
• Press the button cs on the remote key for
at least one second . Or
• Pull the unlock button
cs in the driver's
door¢
fig. 29. Or
• Press the handle on the rear lid~
page 39,
fig. 27.
Closing rear lid
• Press the close button in the open rear lid
~ fig. 30. T he rear lid moves to the closed
position by itself and soft close locks it auto­
matically ¢,&. .
Saving the opening angle of the rear lid
• Bring the luggage compartment lid into the
desired open position. The position can only
be stored when the lid is above a certain
height.
• Press and hold the
~ fig. 30 button for at
least four seconds until the lights blink to
store the desired open position . •
To set a highe r open position, wait at least
five seconds and then carefully press the
luggage compartment lid upward.
• Press and hold the¢
fig. 30 button aga in for
at least four seconds and this will store the
new open position .
The settings in the radio or MMI* determine if
the rear lid can be opened using the handle
¢page 37.
Opening will be stopped immediately when:
- You press the
cs button on the remote con-
trol maste r key for at least one second, or
- You press the
cs button in the rear lid , or
- You push the handle in the rear lid, or
- You pull the
cs button in the driver's door,
or
- When something blocks the rear lid or
makes it d ifficult for the lid to move .
If you press one of the buttons
cs now, the
rear lid will ei ther open or close, depending on
its ang le .
If you pull lightly on its handle, the rear lid
will close .
Closing will be stopped immed iately when :
- You press the
cs button in the rear lid , or
- You push the handle in the rear lid, or
- You release the
cs button on the driver's
door, or
- When something blocks the rear lid or
makes it difficult for the lid to move .
If you press one of the buttons
cs now, the
rear lid will either close or open, depending on
its angle.
If you pull lightly on its handle, the rear lid
will close .
You can manually stop the automatic open­
ing/closing of the luggage compartment lid.
T he automatic closing process begins if you
push down on the rear lid.

Power windows
Controls
The driver can control all power windows.
F ig . 35 Section of the driver 's doo r: co ntrols
All power window sw itches are provided with
a two -position function :
Opening the windows "' Press the sw itch to the first stop and hold it
un til the window reaches the des ired pos i­
t io n.
"' Press the sw itch br iefly to the se cond stop
to au tomatically open the window .
Closing the windows "' Pull the switch to the first stop and hold it
unt il the window reaches the des ired pos i­
t ion.
"' Pull the swi tch b riefly to the sec ond stop to
a utoma tica lly close the window.
Power window switches
@ Driver's door
@ P assenger's door
© Left rear door
@ Right rear door
® Safety button
Child safety locks
W hen the safety button ® is p ressed
~ fig. 35, the@ symbol in the but ton lights
up. The power w indow swi tches in the re ar
doors are switched
off .
Opening and clo sin g 43
A WARNING
-When you leave your vehicle - even if on­
ly briefly -always remove the ignit ion
key. This app lies pa rtic ularly whe n chil­
d ren remain in th e vehicle. Othe rwise t he
child ren c ould sta rt the eng ine o r ope r­
a te elect ric al e quipme nt (e.g. power win­
dows). The power w indows are func tio n­
a l until the dr iver's door or passenge r's
door has been opened .
- Pay close attention when closing the win ­
dows to p revent pinching of hands o r
limbs .
- When locking the ve hicle from outside,
the vehicle must be unoccupied since the
windows can no longer be opened in an
emerge ncy.
(D Tips
After the ignition has been switc hed
off,
the w indows can still be opened o r closed
for about 10 minutes. The power windows
a re 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 . 36 Key turns for opening and closing
Convenience opening feature
"' 6 0 0 ... m
"' Use the emergency key or pull the mechani­
cal key out of the maste r key ~ page 34 .
"' Insert t he key in to the lock of the dr iver's
door .

Clear vision Lights
Switching the lights on and off
F ig . 40 Instrument pane l: headlight control switch
Light switch ·'t/,·
Turn the switch c> fig . 40 to the correspond ing
position . When the lights are switched on, the
:oo: symbol turns on.
0 • The lights are off or the dayt ime running
lights are on:
- USA mod els : The daytime running lights are
activated when the light sw itch
c> fig . 40 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
E xteri or li ghtin g
¢ page 48 , c> &_.
-Ca nad a mod els: The daytime runn ing lights
are activated when the light sw itch
¢ fig . 40
is in the O position, :oo : position or the AUTO
posit ion (only in daylight conditions). The
daytime running lights function cannot be
turned off¢&. .
AUTO* -Automatic headlights switch on and
off depending on b rightness, for example in
tw ilight, during rain or in tunnels¢,& .
:oo: -Side marker lights
~D -Low beam headlights
Fog light s/rea r fog ligh t(s)*
Press the appropriate button c> fig. 40:
1D -Fog lights
0$ -Rear fog light(s)
Clear vi sion 4 7
adaptive light*
When switched on, adaptive ligh t adap ts to
curves in the road depend ing on the vehicle
speed and the steering ang le. This provides
better lighting through the curve. The system
operates at speeds between approximately 6 mph (10 km/h) and 68 mph (110 km/h).
St atic corner ing 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 s ide of the vehicle is illuminated
better whe n turn ing .
The adaptive light and the cornering light only
function when the switch is in the AUTO posi­
tion (automatic headlights*) .
A WARNING
-Daytime running lights and automatic
headlights* are only intended to ass ist
the driver . T hey do no t re lieve the driver
of his responsibility to chec k the head ­
lights and to t urn them on manua lly ac­
cording to the current light and visibility
conditions. For examp le, fog cannot be
detected by the light sensors*. So a lways
switch on the headlights
~D 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 head lights so that you can see ahead
and so that others can see your car from
the back.
- Please obey all laws when using the
lig hting sys tems described here.
(D Note
The rear fog lights* should on ly be turned
on in accordance with t raff ic regulation, as
the lights are bright for following traffic. ..,.

48 Clear vis ion
@ Tips
- The light sensor* for headlight control is
located 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
c> page 48.
- When you remove your key from the igni­
tion while 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, the ins ide of
the headlights, turn signals and tail lights can fog over due to the tempera­
ture difference between the inside and
outside. They will clea r shor tly after
switching them on. This does not affect
the service life of the lighting.
- In the even t of a light sensor malfunc­
tion, the driver is no tified in the instru­
ment cluster disp lay¢
page 22.
Turn signals and high beam lever
The lever operates the turn signals, the high
beams and the headlight flasher .
Fig. 4 1 Tu rn s ig na l and hig h beam lever
Turn sign als ¢i ¢
The turn signals activate when you move the
l ever into a turn s ignal pos ition when the ign i­
tion is switched on.
(D -right turn signal
@-left tur n signa l
The turn s ignal blinks three times if you just
tap the lever .
High be ams and headlight flasher [D
Move the lever to the correspon ding posit io n:
@ -high beams on
@ -high beams off or headlight flasher
The indicator light
ii in the instrument cl us­
ter turns on .
Notes on thes e features
-The turn signals on ly wor k w ith the ignition
t urned on. The indicator ligh ts
Ct or a in
the instrument cluster also blink.
- After you have turned a co rner, the turn s ig ­
na l switches off au toma tically .
- The
high beam works on ly w hen the head­
lights a re on. The indicator ligh t
II in the
instrument cluster illuminates when the
high beams are on .
- The
headlight flasher works o nly as long as
you ho ld the lever -even if there a re no
lights switched on . The indicator light
II in
the instrument cluster illuminates when you
use the headlight flasher.
A WARNING
--
Do not use the h igh beam or headlight
flasher if you know that these could blind
oncom ing traffic.
Adjusting exterior lighting
The functions ore selected in the radio or
MMI" .
.,. Select: !CARI function button> Exte rior
light ing .
Or
.,. Select: !CARI function button > Car systems *
control button > Vehicle s etting s> Exterior
lighting .
Coming home (light when leav ing car }*,
Leav ing home (light when unlocking car )*
The coming home function illuminates the
area around the vehicle when the ignition is
switched off and th e dr ive r's door is opened.
Depend ing on vehi cle equ ipment, the function
can be switched on and off or the length of
time the lig hts remain on* can be ad justed . ..,.

The leavin g home function i lluminates the
area around the vehicle when unlock ing it.
T his function can be switched on and off.
The
c o ming h om e and lea ving home func­
tions on ly operate when it is dark and the
light switch is in the AUTO posit ion
¢ page 47 , fig. 40 .
Auto headlight s*
When the light switch is in the A UTO
¢ page 47 posi tion, the switch-on po int of the
lights can be changed in the automatic driving
light function.
Daytime running lights
USA m odel s:
You can switch the dayt ime run­
ni ng lights
on and o ff .
Canada mod els:
The function cannot be
turned off .
It is activated a utomat ica lly each
time the ignition is switched on.
Travel mode*
T he headlig ht beam is asymmetrical. This pro­
v ides stronger illum ination on the s ide of the
road on wh ich you are driving .
If you are driv­
i ng in a count ry that d rives on the opposite
side of the road from your own country, th is
will cau se glare for on coming dr ivers. To pre­
vent glare:
- Trave l mode must be selected in vehicles
with Xenon headlights*.
- In veh icles with halogen headlights, ce rtain
areas of the head light lenses must be cov­
ered w ith wate rproof adhesive covers that
prevent light from passing thro ugh. Fo r
more informat ion, please see your author ­
i z ed Audi dea ler or author ized repa ir faci lity .
(D Tips
When trave l mode is activated, a display in
the dr iver information system in dicates
this each time you switch the ignit io n on.
Clear vi sion 49
Emergency flashers
Fi g. 42 Center co n sole : em erge ncy flasher sw itc h
The emergency flashers makes other moto­
rists aware that you or your vehicle are in an
emergency situation .
.. Press the switch
Gil ¢ fig. 42 to turn the
emergency flashers on or off .
When the emergency f las hers are on, all four
turn s ignals b link at the same time. The turn
s ignal indicator lights .
1B in the instru ­
ment cluster, as well as the light in the emer­
gency flasher switch ~ blink likewise.
You can indicate a lane change or a tu rn w hen
the emergency flashers are switched on by us­
ing the turn signal lever. The emergency flash­
ers stop temporarily .
T he emergency flashers also work when the
ign ition is turned off .
T he emergency flashers w ill turn on a utomat i­
ca lly if yo u are in an accident where the airbag
has deployed.
(D Tips
You sho uld turn on the emergency f las hers
when:
- yo u are the last veh icle standing in a t raf ­
fic jam so that any other vehi cles coming
can see you, or whe n
- yo ur vehicle has bro ken down or you are
in an eme rgency s ituation, or when
- yo ur vehicle is be ing towed by a tow
truck or if you are tow ing another vehicle
beh ind you.