2016 AUDI A4 Owners Manual

..... N
0 ::..:: co ..... ..... Adaptive cr uise control*
c:>page 100
Adaptive cr uise control*
c:>page 100
High beam
c:>page49
BRAKE /((J)) Brake system
The light illuminates when the ignition is switch­
ed on.
It goes out afte r the engine has been
started. T his indicates that the brake warn ing
light is f unct ion ing properly.
If the brake warning light does not light up
when the engine i s crank ing , there may be a
malfunction in the electrical system. In th is
case , contact your author ized Audi dealer .
If the b rake system warn ing/indicato r light turns
on, there is a b rake system malfunction.
1111 ( USA models )/. (Canada models) Stop
vehicle and check brake fluid level
I f the in dicator lig ht t urns on and t he message
appears, procee d as follows:
.,. Pull off the road .
.. Stop t he vehicle .
.,. Turn off the eng ine.
.,. Check the brake flu id leve l
c:>page 211.
.,. Con tact yo ur nearest au thor ized rep air f aci lity if
ne cessary.
Warning! Fault in brake system. Contact dealer
If the ABS indicato r light fJIE) (U SA mode ls)/ li]
(Canada models), the ESC indica tor light Wand
the brake sys tem ind icator light
1111 (USA mod­
e ls)/ . (C anada models) tur n on and the mes­
sage appears, t he A BS, ES C and bra king dis tribu­
tion are no t wo rking
c:> .&. .
Ca refully drive to your author ized Audi dealer im­
m ediately to have t he m alf unc tion cor rec ted
¢ .&, .
1111 (USA models )/. (Canada models ) Park­
ing brake system fault! See owner's manual
- If the indicator light and the message appear
when stationary or after switching the igni-
Instruments and ind icator lights
tion on , check if you can rele ase the parki ng
brake. After releasing the par king brake, care ­
fully dr ive to your author ized Audi dealer im­
mediately to have the malfunct ion corrected. If
you cannot re lease the park ing bra ke, seek pro­
fessiona l assistance.
- If the ind icator light and the message appear
while driving , the emergency brak ing funct ion
may not be available. It may not be poss ible to
set the pa rk ing brake or re lease it once it has
been set . See k profess ional assis tance.
( U SA mode ls) : If the warning light
1111 and the
warning light
EiJ appear togethe r, immediately
contact your author ized Audi dea ler or qualified
workshop to have all b rake pads inspec ted
c:> page20 .
When the light comes on, an audible warning sig­
nal is also g iven .
A WARNING
--Always observe the warn ings in
c:> pag e 203 , befo re open ing the hood and
checking the bra ke fluid.
- Driving with low bra ke fluid is a safety haz­
ard. Stop the car an d get profess io nal assis­
t a nce .
- I f the
1111 (USA models)/ . (Canada mo d­
els) brake sys te m indic at or li ght tur ns on to­
ge the r with the A BS and ESC indic ator
lig hts , the A BS/ES C regu latin g fun ction m ay
h ave fa iled . Functions t hat s ta b ilize the ve ­
hicle are no longer availab le . T his co uld
cause t he ve hicle to swerve an d increase the
risk of s liding. Drive carefully to the nearest
author ized Audi dealer or ot her qualified
wo rkshop and have t he malfunc tion c orrect­
e d .
- If the b rake warning/indicator light does
not go ou t aft er a f ew seco nds and th e park­
ing b rake is r eleased, o r lights up wh ile you
a re drivi ng, the flui d level in the bra ke f lu id
rese rv o ir i s too lo w.
If yo u be lieve th at it is
saf e to do so, proceed immedia tely at lo w
speed to the ne ares t au thorized Au di de aler
or qualified workshop and have the bra ke
sys tem inspected .
15

Instruments and indicator lights
-Always keep in min d that afte r severa l brake
applications, you will need greate r pressure
on the brake pedal t o stop you r vehicle. Do
not re ly on strained brakes to respond w ith
ma ximum stopping power in c rit ical situa ­
t ions. You must allow for increas ed braki ng
di stan ces. The e xtra dist ance used up by
fa din g brak es c oul d lead to a n accid ent.
:ill.IC®) Electromechanical parking brake
The warning/indicator light monitors th e elec­
trome chanical parking brak e.
If the ind icator lig ht . (USA models) ;II (Cana­
da models) t urns on , the park ing brake was set .
The warning/indicator light will go o ut when the
pa rking brake is re leased.
• (USA models ) /. (Canada models) Cau­
tion: Vehicle parked too steep
If th e ind ic ator lig ht blinks and t he message ap ­
pea rs, there is not eno ugh bra king power to keep
the vehicle from ro llin g. The bra kes have over ­
heate d. The vehicle could ro ll away even on a
sma ll incline .
Press brake pedal to release parking brake
To re lease the pa rk ing bra ke, press the bra ke
pe dal and pr ess t he bu tton<®) or start driv ing
w ith s tarti ng assis t at the s ame t ime
¢ page 86.
Please release parking brake
To re lease the park ing brake ma nually, press the
b rake pedal and press the button<®> at the same
time . The parking brake o nly re leases automati­
cally if the dr iver's safety be lt is fastened.
El Parking brake!
If the El indicato r light turns on and this mes ­
sage appears, there is a pa rking brake mal func­
tion. D rive to your authorized Aud i dealer or
qua lified workshop immed iate ly to have the mal­
f u nction co rrected .
16
~ Safety belts
This warning/indicator light reminds you to put
on your safety belt.
The . warn ing/ indicator light illum inates when
the ignit io n is switched on to rem ind t he driver
and (o n USA models on ly) any front passenge r to
put on t he safety be lt . Additionally, a n aco ust ic
w arning (gong) w ill also so und.
Fo r more Information
¢ page 130 , Safety belt
warning light .
f::::l Battery
The. war ning/ indica to r li ght illum inates when
yo u s witch on the ig nition an d m ust go out afte r
th e e ngine h as st arte d.
• Alternator fault : Battery is not being charg­
ed
If the indicato r light turns on and the message
appears, the re is a ma lfu nction in t he generator
o r vehicle e lectr ica l system .
D rive to your authorized A udi dealer or qualified
workshop immediately . Because the vehicle bat­
tery is d ischa rging , tur n off all unnecessa ry elec ­
trical eq uipme nt such as the rad io . Seek p ro fes­
s io na l assis tance if the battery charge leve l is too
l ow.
(•) Low battery: Battery will be charged while
driving
If the indicato r light turns on and the message
appears, there may be limited sta rting ability.
If this message t urns off after a little w hil e, t he
ba tte ry c harge d enough while dr iv ing .
I f the mess age does no t turn off, h ave yo ur au­
thorized Audi dea le r or qualified wor ks hop co r­
r ect the ma lf u nction .

9:::1: Engine oil pressure
The red engine oil pressure warning symbol re­
quires immediate service or repair . Driving with a
low-oil-pressure indication is likely to inflict se ­
vere damage to the engine.
• Turn off engine! Oil pressure too low
If the indicator lig ht t urns on and the message
appears, the oi l pressu re is too low.
~ P ull off the road.
~ Stop t he vehicle .
~ Turnoff the engine.
~ Check the engine oil level¢ page 207 .
~ If the engine oil leve l is too low, add engine oi l
¢
page 207 . Make sure that t he oil pressure
warning symbol. appears no longe r in the
display before you s ta rt driving ag ain.
~ If the engi ne oil leve l is cor rect and t he i ndic a­
tor lig ht still tur ns on, turn t he eng ine
off and
do not continue driving . Seek p ro fessional as ­
s istance .
(D Tips
- The engine oil pressure symbol. is not
an indicator 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
pressure warning. starts to flash before
you respond to the low oil level warning
Ill . By then , your engine may already have
suffered serious damage .
~ . Engine oil level
• WARNING: Please add oil immediately
If the indicator lig ht and the message ap pear,
a dd engine o il i mm edi ate ly
¢page 205.
;:; Ill Add oil, max XX XX l. You may cont. driv .
0
~ When the symbol II and driver message appea r, ,....,
~ add the amount of oi l appea ring in the display at
:;;: the next opportunity¢
page 205. ,....,
Instruments and ind icator lights
-L Eng ine cooling system
A malfunction in the engine cooling system must
be repaired as soon as possible .
• Turn off engine and check coolant level
If the indicator light turns on and the message
appea rs, the coo lant tempe rat ure is too high o r
t h e coo lant leve l is too low.
~ Pull off the ro ad.
~ Stop the vehicle.
~ Tur noff th e engine.
~ Check coolant leve l¢ page 209 .
~ Add coolant if necessary¢ page 210.
~ Continue dr iv ing only afte r the e ngine coolant
warni ng/ indicator light goes out .
~ Contact your authorized Audi dealer for assis-
t ance if necessa ry.
If the engi ne coo lant level is correct , then t he ra ­
dia to r f an may be the cause of t he mal func tion.
• Coolant temperature! Let engine run with
vehicle stationary
If the indicator lig ht tur ns on and the messa ge
appea rs, let the engine run a t idle for a few mi ­
nutes to c ool down.
A WARNING
-- If yo ur vehicle should break down for me ­
cha nica l o r ot her reasons, park at a safe dis­
t ance from mov ing t raff ic, t urn off t he e n­
g in e a nd turn on the haz ard warning lights
¢ p age S O, Em ergency fla she rs.
- N ever open t he hood if you see o r hear
s te am or coo lant esca p in g fr om th e engine
co mpartm ent - you ris k being scald ed . W ait
un til yo u can no longe r see or hear steam or
coo lant escapin g.
- T he engine co mpart ment of an y vehicl e is a
d anger ous are a. B efore y ou perfo rm any
wo rk in the eng ine com partment, t urn of
the eng ine a nd a llow it to cool. Follow t he
warn ing stickers
¢page 203.
(D Note
Do not con tinue dr iv in g if the . symbol i llu-
minates. The re is a malf u nction in the engine
IJi,,,
17

Instruments and indicator lights
cooling system -you could damage your en­
gine .
~- Steering column lock
• Steering defe cti ve! Do not dri ve vehicle!
If the indicator lig ht t urns on and the message
appears, there is an electronic steering column lock malf unction . You cannot switch the ignition
on.
Do
not tow your vehicle because i t cannot be
steered. Seek professional assistance.
£II S te erin g lo ck: C ontact dealer!
If t he indicator light turns on and the message
appears, there is an electro nic steer ing colum n
lock malfunct ion.
Drive to your authori zed Aud i dea ler immediately
to have the malfunct ion corrected.
A WARNING
Your vehicle must not be towed in the eve nt
of a malfunction i n the elect ronic steering
co lumn lock be ca use it cannot be steered d ue
t o the locked steering. If it is towed wi th t he
steering locked, the re is the r isk of an acci ­
dent .
©-Ignition lock
• Ignit ion lock defecti ve. Contact dealer!
If the indicator lig ht tu rns on and the message
appears, do
not switch the ign ition off because
you may not be ab le to switch it on again .
D rive to you r autho rized Aud i dea le r i mmedia tely
to have the malf unct ion corrected.
On ve hicles w ith convenience key*, the engine
should not be switched off using the
I S T AR T ENG IN E STOP I button because the en­
g ine ca nnot be sta rted again after the ignition
has been switched off .
(D Tips
The symbol's appearance mig ht be diffe re nt
in some mode ls .
18
r;. I[/; Electronic Stabilization Control (ESC)
If the Dl ind icator light blinks while driving , the
ESC o r ASR (A nti-Sl ip Regulation) is act ively regu­
l ating .
If the
G1 ind icator light turns on, the system has
switched the ESC off. In t his case, you can switch
t h e ign it io n off and then on to swi tch the ESC on
again. The indicator light t urns off when the sys­
tem is functioning fu lly .
If the . indicator light turns on, ESC was re­
stri cted or sw itched off using the
I.$ O FF I butto n
qpage 177 .
Stabilization cont rol (ESC / ABS ): Fault! See
owner' s manual
If the indicator l ight DJ and the ABS indicator
li ght
[IlJ (USA models) ;El] (Canada mode ls)
turn o n and the message appears, the ABS or
electron ic different ial lo ck is malfunctioning.
This also causes the ESC to malfunc tion. The
brakes st ill function with the ir norma l power, but
ABS is not active .
D rive to your au thori zed Audi dealer immediate ly
to have the malfunc tion cor rected .
Fo r more info rmation about the ESC
q page 177 .
A WARNING
If the 11111 (USA models)/ . (Canada mod­
e ls) br ake system indicator light turns on to­
gether with the ABS and ESC ind icator lights,
the ABS/ESC regulating function may have
failed. F unctions that stabilize the vehicle are
no longer ava ilab le. This could cause the vehi­
cle to swerve and increase the risk of sliding. Drive carefully to the nearest authorized Aud i
dealer and have the malfunction corrected .
(D Tips
For additional informat ion on ESC and ABS,
r efer to
q page 177.

..... N
0 ::..:: co ..... ..... /(@) Anti-lock braking system (ABS)
This
warning/i ndicator light monitors the ABS
and the electronic differential lock (EDL) .
The warning/indicator light fIE) (USA models)/
ti] (Canada models) wi ll come on for a few sec­
onds when the ig nition is switched on. The ligh t
w ill go out after an au tomatic check sequence is
comp leted.
There is a malfunction in the ABS when :
-The warning/indicator lig ht does not ill uminate
when you switch the ig nition on .
- The warning/indicator light does not go out af­
ter a few seconds.
- The warning/indicator lig ht ill uminates wh ile
driv ing .
The ESC indicator light a lso ill uminates if the re is
a ma lf u nction in the ABS. The message
Stabiliza­
tion control (ESC ): Fault! See owner's manual
als o appears in the inst rument cluste r display
and a warn ing tone sounds.
The brake system will still respond even with­
out the assistance of the ABS system. See your
authorized Audi dealer as soon as possible to re ­
store full braking performance.
For mo re infor­
mat io n regarding the ABS
c::> pag e 177.
M alfunction in the brake system
If the b rake warning light c::> page 15 and the ABS
warn ing illuminate
together there may be a ma l­
function in the ABS , and there may also be a ma l­
function in the b rake system itse lf
c::> .&. . The ABS
will not work and you will notice a change in braking respon se and performance.
In the event of a malfunction in the brake sys ­
tem
the warn ing/ indicator light 1111 (USA mod­
e ls)/ . (Canada models) in the instrument clus­
ter f lashes
r:::;, page 15 .
Malfunction in the electronic differential
lock (EDL)
The EDL works toget he r with the ABS . The ABS
war ning light w ill come on if there is a ma lf u nc­
tion in the ED L sys tem
c::> page 1 77. See your au ­
t h oriz ed A udi de aler as soon as poss ib le .
Instruments and ind icator lights
A WARNING
- If the fIE) (USA mode ls)/ tl] (Canada mod­
els) warning light does not go out, or if it
comes on while dr iv ing, the A BS system is
not working prop erly. The veh icle can t hen
be s toppe d only wi th the s ta nd ard brake s
(wit hou t A BS). Y ou will no t have the pro te c­
t ion A BS provi des . Cont act your aut hor ized
Au di deale r as soon as possible.
- US A mode ls: I f th e 1111 warning light and
the
9 warn ing ligh t come on togethe r, the
rear w heels could lock up fi rst under hard
braking . Rear wheel lock- up can cause loss
of vehicle contro l and an acc ident. Have yo ur
veh icle repaired immediately by your au ­
thorized A udi dealer or qualified workshop .
Drive s low ly an d avoid sudd en, hard brak e
ap pli catio ns.
- Canada models : If the brake warn ing light
• and t he A BS warning ligh t
tlJ come on
toge ther, th e re a r wh ee ls cou ld loc k up first
un der hard b raking. Rea r whee l lo ck- up can
c a use l oss of ve hicle con trol and a n acci­
dent . Have your ve hicl e repaired immedia te­
ly by your a uthorized Audi dea ler or q uali­
fied workshop. D rive slowly and avoi d sud­
den, ha rd brake applications.
tli I !i: Safety systems
The fl (USA models)/ EI (Canada mode ls) indi­
cator lig ht monitors the safety systems (e.g. a ir ­
bags, pretens ione rs) and illum inates fo r a few
seco nds each time you swi tch the ignition on.
If the
II (USA models) tEI (Canada models) in­
dicator light does not go out, o r if it ill uminates
wh ile you a re dr iv ing, or if it sta rts to b link, t hen
t h ere is a malfunct io n somewhere in the system .
If the ligh t does not illum inate wh en yo u sw itc h
t h e igni tion o n, t his a lso means there is a mal­
funct ion.
A WARNING ~
If yo u have a ma lf u nct ion in the safe ty sys-
tems, contact your authorize d Au di d ealer im ­
mediately. Ot herwise the safety systems may
not wor k properly in an accident .
19

Instruments and indicator lights
(0) Worn brake pads
EiJ Brake pads!
If the warn ing light illum inates, immed iate ly
contact your authorized A ud i dealer o r qualified
wo rkshop to have all brake pads inspected. O n
USA models the wa rni ng lig ht
EiJ comes on to ­
gethe r wi th the war ning l igh t
1111 . Both sets of
b rake pads on an ax le m ust always be rep lace d at
the same time .
A WARNING
Driv ing with bad bra kes can ca use a co llision
and ser ious personal in jury.
- If the wa rning light
EiJ and the warning
light
11111 ) w ith the message Brake pads !
comes on in the instrument cl uster display,
i mmediately contact your author ized Audi
dealer or qualified workshop to have all
bra ke pads checked o r rep laced if necessary.
EPC Electronic power control
This warning/indicator light monitors the elec­
tronic power control .
-
The~ warni ng/indicator light (Electronic Powe r
Control) ill uminates when you switch the ign ition
on as a function check.
(D} Tips
If this wa rning/in dicator light ill uminates
wh ile you are driving, then there is a mal func­
tion in the eng ine electron ics. Have the ma l­
function corrected as soon as possib le by yo ur
author ized A udi dealer or a qualified repair fa­
cility .
0 Malfunction Indicator Lamp (MIL)
The Malfunc tion Ind ica tor Lam p (M IL) is part of
the On-Boa rd Di ag nosti c (O BD II) system. The
symbo l
('4 lights up whe n the ignition is swi tch ­
e d on and wi ll turn off after the engine has sta rt·
e d and has sett led at a constant idle speed . This
i n dicates that the MIL is working p roperly.
l ) - : USA mode ls o nly
20
The wa rning lig ht ill uminates w hen the re is a
malfunction in the engine electronic system.
Contact yo ur aut ho rized Aud i dea le r and have the
malfunction corrected.
An impro per ly closed fue l filler cap may also
ca use the MIL light to illuminate ¢
page 200 .
For more info rm ation c::> page 29 .
!?) Engine speed limitation
App lies to vehicles : wi th engine speed limitatio n
lfl Do not exceed max. engine speed of XXXX
rpm
The lfl symbo l illu min ates when the re is an en­
gine co ntro l ma lf u nct ion. The~ indica tor ligh t
in the instrument clus ter also illum ina tes . T he
engine spee d is limited to the s peed displayed in
the d river info rmation system. Keep in mind t hat
the engine speed w ill not exceed the value dis ­
played in the driver information system, for ex­
amp le w hen downshifting.
D rive to your authorized A udi dealer immediate ly
to have the mal function cor rected .
~~. Engine oil sensor
• Oil level! Sensor defective
If the symbol illuminates, contact your author ­
i zed Audi dealer and have the oil sensor inspect­
ed. Until yo u have this done, chec k the oi l level
each time you refuel just to be on the safe side
¢ page 207.
Bu Tank system
Ii] Please refuel
If the indicato r light turns on for the first time
and t he message appea rs, the re are about
2.1- 2.4 gallons (7 • 9 lite rs) of fuel left in the
ta nk. Time to refuel¢
page 200 .
Ii] Fuel tank system malfunct ion! Contact deal -
er ..,.

..... N
0 ::..:: co ..... ..... If the indicator light turns on and this message
appears, there is a malfunction in the tank sys­
tem.
Drive to your authorized Audi dealer immediately
to have the malfunction corrected.
Ci:> Windshield washer flu id level
ra, Please refill washer fluid
If the symbol illuminates, add windshield washer
fluid to the washer system and also to the head­
light washer system*
I:!) page 216.
~ Windshield wipers
El Windshield wiper defective
There is a malfunction with the windshield wip­
ers.
Drive to your authorized Audi dealer immediately
to have the malfunction corrected.
~/ }D 10$ Defective light bulb warning
If the r.:I indicator light turns on, a bulb has
failed. The message indicates the location of the
bulb.
- If the Im indicator light also turns on, then a
fog light has failed. The position of the indica­
tor light corresponds with the location on the
v eh icl e.
- If the II indicator light also turns on, then a
rear fog* light has failed. The position of the in­
dicator light corresponds with the location on
th e vehicle.
This warning can also occur if the light switch is
in an unengaged position between two symbols.
Vehicle lights: System fault!
If the me ssage appears, there is a malfunction in
the headlights or light switch .
Drive to your authori zed Audi dealer immediately
to have the malfunction cor rected.
Instruments and indicator lights
A WARNING
- Light bulbs are pressurized and could ex­
plode while they are being changed causing
serious personal injury .
-
-Work with due care when handling the high­
voltage section of gas discharge (xenon)
lights* . Failure to do so could result in death
or serious injury.
@ Tips
Have the bulb replaced or the connection re­
paired by your authorized Audi Service depart ­
ment.
i,0 Headlight range control
Applies to vehicles: with headlight range control
B Headlight range control defective !
If the symbol B illuminates, the dynamic head­
light range control is no longer working properly .
Have the system checked and repaired at your au­
thorized Audi dealer.
§0 Adaptive Light
Applies to vehicles: with adaptive light
r!J Audi adaptive light: defective
If the indicator light turns on and this message
appears , there is a malfunction in the adaptive
light system. The headlights still function.
Go to an authorized dealership to have the head ­
lights or the control unit for the adaptive light re­
paired.
@. o Light/rain sensor
Applies to vehicles: with light/rain sensor
II Automatic headlights/ automatic wipers
defective
If the indicator light turns on and this message
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, .,.
21

Instruments and indicator lights
you can continue to turn the lights on and off us ­
ing the light switch . You can still control a ll func­
tions that are independent of the rain sensor
through the w indshield wiper lever.
Contact your author ized Audi dealer as soon as
possible to have the problem corrected.
; Adaptive dampers
Applies to vehicles: with Audi drive select and adaptive damp­
ers
B Su spen sion : S yst em fault!
If the B symbol in the display comes on, there is
a ma lf u nction in the adaptive dampers . P lease go
to an author ized Audi de aler or qu alified work­
shop to have the ma lfunction repaired .
!-: Sport differential
Applies to vehicles: with Audi drive select and sport differen ­
tial
Sport differ ential: Syst em fault!
There is a malfunction with the sport differential.
Drive to your authorized Aud i dea ler immediately
to have the malfunct ion corrected.
Sport differential: Overhe ating
The transmission tempe rature has increased s ig­
n ificant ly due to the sporty driv ing manne r. D rive
i n a less sporty manner until the temperature re­
turns to the normal range and the indicator light
switches of.
A WARNING
Contact your authorized A udi dealer or quali­
fied workshop if the sport differential is faulty
or ma lfunctioning. The repa ir must be per­
formed by trained personnel us ing the correct
oil in order to ensure safety .
~ Ignition lock
II Ignition lock defective
There is a malfunction in the electronic ignition
lock . Please go to an authorized Audi dea ler or
other qualified workshop to have the malfu nction
repaired .
22 ¢
Q Turn
signals
Wheneve r yo u use the left B or the right Ill
turn s ignal , the ind ic a tor light blinks. When you
u se the emergency flashe rs, both indicator ligh ts
f lash.
If one of the tu rn signa l ligh t bulbs bu rn out, the
turn s ignal will b link t wice as fast as no rmal.
Caref ully drive to yo ur a uth o rized Aud i dea ler im­
mediate ly to have the malfunction corrected.