2016 AUDI A4 brake light

..... 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 ..,.

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I.Cl U"I ,....,
I.Cl ,....,
/! WARNING
The socket and the electrical accessories con­
nected to it operate on ly when the ignition is
switched on. Incorrect usage can lead to seri­
ous injuries or burns. For this reason, children
should never be left unattended in the veh icle
because this increases the risk of injury.
0 Note
- Never connect equ ipment that gene rates
electrical current, such as a solar pane l or
battery charger, to the 12-volt socket. This
could damage the ve hicle's electrical sys ­
tem .
- To avoid damag ing the socket, only use
plugs that fit properly .
@ Tips
When the engine is off and accessories are
still plugged in and are on, the vehicle battery
can sti ll be dra ined .
Storing
General overview
A WARNING
-Always remove objects from the instrument
panel. Any items not pu t away cou ld slide
around inside the vehicle wh ile driving or
when accelera ting or when app ly ing the
bra kes or w hen driv ing around a corner.
- When you are dr iv ing make sure that a ny­
t hing yo u may have pla ced i n the cen ter con­
so le or other sto rage locations cannot fall
o ut into the footwells . In case of s udden
brak ing you would not be ab le to brake, de­
press the clutch or accelerate .
-Any pieces of clothing that yo u have hung
up must not interfere with the driver's view .
The coat hooks are designed only for light­
weight cloth ing . Never hang any clothing
with hard , pointed or heavy objects in the
pockets on the coat hooks . Dur ing sudden
brak ing or in an accident -especially if t he
airbag is deployed -these objects could in­
jure any passengers inside the vehicle.
Seats and storag e
(upholder
Fig. 71 Cen te r conso le : fr ont cuph older
Fig. 72 Rea r a rmrest: rear cupho lder
Opening rea r cupholders
.. To open the cupho lder, press on the symbol ii
® qfig . 72 .
.. To adjust the arm @, sw ing it in the direction
of t he a rrow .
.. Place t he beverage in the holder and release
the arm. The arm swings bac k by i tself and a u­
t oma tically secures the beve rage.
Closing cupholders
.. To close the cupholder, press on the center sec ­
tion between the two arms and push the cu­
pho lder in the slot as far as it wi ll go.
A WARNING
Spi lled ho t liqu id can cause an accident an d
personal injury .
- Never carry any beverage c ontai ners w ith
hot liq uids, such as hot coffee or hot tea, in
t he vehicle whi le i t is movi ng. In case of an
accide nt, sudden brak ing o r other ve hicle
movement, hot liquid co uld spill , ca using
scalding burns. Spilled hot liqu id can also
cause an accident and personal injury.
65

Sea ts and stor age
- Use only soft cups in the cupholder. Hard
cups and g lasses can cause injury in an acci­
dent.
- Never use the cupholder or adapter as an
ashtray -risk of fire.
(D Note
On ly drink containe rs with lids should be car"
r ied in the cupholder . Liquid co uld spill out
and damage your vehicle's electronic equip­
ment or stain the upho lstery, etc.
Glove compartment
The glove compartment is illuminated and can
be lo cked .
Fig. 73 Glove compar tment
M M ., ~ ' ,.:
"' IX)
• To open the glove compartment, pull the han­
dle in the direct ion of the arrow¢
fig. 73 and
swing the cove r down to open .
• To close the g love compartment , pus h the
glove compartment lid upwa rd unt il the lock
engages .
The glove compartment can be locked using the
mechan ical key ¢
page 33.
On the right side in the glove compa rtment is a
holder with the key body into which the emerge n­
cy key m ust be cl ipped to be able to start the ve­
hicle.
A WARNING
To red uce the risk of personal injury in an acc i­
dent or sudden stop, always keep the glove
compartment closed wh ile driving.
66
Additional storage
There a re a variety of storage compartments and
fasteners in var ious places in the veh icle .
- In the roof head liner above t he rearview m irror .
- On the back of the fron t seat . The compart-
ment can hold a maximum we ight of 1 kg .
- On the left and right of the luggage compart­
ment, beh ind the side trim .
- Garment hooks on the pillars in the rear of the
vehicle .
.,&. WARNING
- When driving, do not leave any hard objects
on the rear window shelf o r allow your pet
to sit on the shelf . They co uld become a haz­
ard for vehicle occupants in the event of
sudden b raking or a crash .
- Always remove objects from the instr ument
panel. Any items no t stored co uld slide
aro und inside t he vehi cle while drivi ng or
when acce le rating or when a pplying the
brakes or when dr iving around a corner.
- When you are driving make sure that any­
thing you may have placed in the center con­
sole or other storage locations cannot fa ll
out into the footwells. In case of sudden
braking you wo uld not be able to brake or
accelerate.
- Any articles of clothing that you have hung up must not interfere with the driver 's view .
The coat hooks are designed on ly for light­
we ight clothing . Never ha ng a ny clot hing
w it h ha rd, pointed o r heavy ob jects in the
pockets on t he coa t hooks. Du ring sudden
braking or in an acciden t -espe cially if the
ai rbag is deployed -these ob jects cou ld in­
jure any passengers inside the veh icle .
- To reduce the r is k of person al injury i n an
accident or sudden stop, always keep the
glove compartment closed while dr iving.
- Re ad a nd follow alt WARN INGS
¢ page 154, Important safety instructions
on the side airbag system .
-Hang clothes in such a way tha t they do not
impair the drive r's vision . ,...

..... N
0 ::..:: co ..... ..... ~ Automatic transmission: Step on the brake
peda l and move the se lector lever to the P or N
pos ition .
~ Press the key c::> fig. 96 - the engine will start.
Switchi ng the ignition on /off
If you wou ld like to switch the ig nition on with­
out starting the engine, fo llow these steps :
~ Insert the key into the ignition lock.
~ Press t he key briefly withou t pressing the
clutch peda l (for manual transmissions) or the
brake pedal (for automatic transmissions).
~ To switch the ignition off, press the key again .
When start ing t he engine, major elec trical loads
are switched off tempora rily.
You can on ly remove the key with the ignition
switched off.
If the engine should not start immed iately, the
starting process is automat ically stopped after a
short time. Repeat sta rting procedu re .
_& WARNING
- Never allow the e ngine to ru n in confined
spaces - danger of asp hyxiation.
- Never remove the ign it io n key from the ig ni­
t ion look while the vehicle is moving. O ther­
wise, the stee ring lock cou ld suddenly en­
gage and you would not be able to steer t he
vehicle.
- Always take the key wi th you whenever you
leave your vehicle . Otherwise, the engine
cou ld be started or electrical equipment
such as the power windows cou ld be operat­
ed. This can lead to serious injury.
- Never leave children or persons requiring as­
sistance unattended in the vehicle. The
doors can be locked using the remote trans­
mitter, preventing people from escap ing
from the vehicle on the ir own in the event of
an eme rgency. Depend ing on the t ime of
year, peop le inside the vehicle can be ex­
posed to very hig h or very low tempera­
tures .
-
D riv ing
(D Note
Avoid high engine rpm, full throttle and heavy
engine loads unti l the engine has reached op­
erating temperature - otherwise you risk en­
gine damage.
@ For the sake of the environment
Do not let the engine run w hile parked to
warm up. Beg in driving immed iate ly. Th is re­
duces unnecessary emissions.
(D Tips
- If the key cannot be removed from the ign i­
tion lock, you have to pull the mechanical
key out of the master key in order to be able
to lock the vehicle c::>
page 34.
-Some noise after starting the engine is nor­
mal and is no cause for concern.
- If you leave the vehicle w ith the ignition
switched on, the ignit ion w ill switch off af­
ter a certain per iod of t ime. Please note that
electrical equipment such as exterior lights
w ill switch off as we ll w hen that happens.
8 1

Driving
Starting the vehicle with the emergency
key
Applies to veh icles: w ith ig ni tio n lock
You can use the emergency key as an ignition key
in an emergency.
Fig. 97 Glove compartment: Adapter for e mergen cy key
Fig. 98 Insert emergency key into t he adapte r
.,. Take the adapter for the emergency key out of
the glove compartment ¢
fig. 97.
.,. Push the emergency key¢
fig. 98 fully into the
adapter. Make sure that the Audi rings are fac­
ing up.
.,. Press the emergency key in the adapter down
until it latches audibly.
.,. Insert the adapter with the emergency key for­
ward into the ignition switch. The engine can
now be started as usual.
Stopping the engine
App lies to veh icles: w ith ig ni tio n lock
.,. Bring the vehicle to a full stop.
.,. Automa tic transmission: Move the selector lev­
er to the P or N position .
.,. Press on the ignition key . The engine is turned
off .
.,. You can now remove the key .
82
Steering lock
The steering locks when you remove the ignition
key. The locked steering helps prevent vehicle
theft.
Emergency off
If it is necessary in unusual circumstances, the
engine can be switched off while the vehicle is
moving. The engine will be switched off if you
press on the key for an extended period .
A WARNING
-Never turn off the engine before the vehicle
has come to a complete stop. The full func­
tion of the brake booster and the power
steering is not guaranteed. You must use
more force to turn or brake if necessary . Be ­
cause you cannot steer and brake as you
usually would, this could lead to crashes
and serious injuries .
- For safety reasons, you should always park
your vehicle with the selector lever in P .
Otherwise, the vehicle could inadvertently
roll away.
- The radiator fan can continue to run for up
to 10 minutes even after you have turned
off the engine and removed the ignition key .
The radiator fan can also turn on again if the
engine coolant heats up because of intense
sunlight or heat build-up in the engine com­
partment .
- Always take the key with you whenever you
leave your vehicle . Otherwise, the engine
could be started or electrical equipment
such as the power windows could be operat­
ed. This can lead to serious injury .
- Never leave children or persons requiring as­
sistance unattended in the vehicle. The
doors can be locked using the remote trans­
mitter, preventing people from escaping
from the vehicle on their own in the event of
an emergency. Depending on the time of
year, people inside the vehicle can be ex­
posed to very high or very low tempera­
tures.

Driving
oil pressure must first build up in the hy­
draulic valve adjusters. This is normal and not a cause for concern.
- If you leave the vehicle with the ignition
switched on, the ignition will switch off af­
ter a certain period of time. Please note that
electrical equipment such as exterior lights
will switch off as well when that happens .
Switching engine off
Applies to veh icles: w ith conven ience key
" Bring your vehicle to a complete stop .
" Automatic transmission: Move the selector lev­
er to the P or N position.
"Press the
I STA RT ENG INE S TOPI button
~ page 83, fig. 99.
Steering lock
The steering locks when you turn the engine off
using the
I START E NGINE STOP ! button and
open the driver's door. The locked steering helps
prevent vehicle theft.
Emergency off
If necessary, the engine can be switched off with
the selector lever in the R or D/S positions . The
engine stops if you press and hold the
I STAR T ENGIN E STOPI button at speeds below
6 mph (10 km/h) and press the brake pedal.
A WARNING
-Never turn off the engine before the vehicle
has come to a complete stop. The full func­
tion of the brake booster and the power
steering is not guaranteed. You must use
more force to turn or brake if necessary. Be­
cause you cannot steer and brake as you
usually would, this could lead to crashes
and serious injuries.
- For safety reasons, you should always park
your vehicle with the selector lever in P.
Otherwise, the vehicle could inadvertently
roll away .
- The radiator fan can continue to run for up
to 10 minutes even after you have turned
off the engine and removed the ignition key.
The radiator fan can also turn on again if the
84
engine coolant heats up because of intense
sunlight or heat build-up in the engine com­
partment.
- Always take the key with you whenever you
leave your vehicle . Otherwise, the engine
could be started or electrical equipment
such as the power windows could be operat ­
ed. This can lead to serious injury.
(D Note
If the engine has been under heavy load for
an extended period, heat builds up in the en­
gine compartment after the engine is switch ­
ed off - there is a risk of damaging the engine .
Allow the engine to run at idle for about two
minutes before switching it off.
Driver messages
Ignition is on
This message appears and a warning tone sounds
if you open the driver's door when the ignition is
switched on .
No key identified
This message appears when the
I STAR T ENGINE ST OP ! button is pressed if there
is no master key inside the vehicle or if the sys­
tem does not recogni ze it. For example, the mas­
ter key cannot be recognized if it is covered by an
object (e .g . aluminum brief case) which
screens
the radio signal. Electronic devices such as cell
phones can also interfere with the radio signal.
Press brake pedal to start engine
This message appears if you do not press the
brake pedal to start the engine in a vehicle with
an automatic transmission.
Press clutch pedal to start engine
This message appears if you do not press the
clutch pedal to start the engine in a vehicle with
a manual transmission.
Shift to N or P to start engine
This message appears when attempting to start
the engine if the selector lever for the automatic
transmission is not in the P or N position . The .,_

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engine can only be star ted with the se lector in
these positions .
!I Is the key in the v ehicle?
This message appears if the master key is re­
moved from the vehicle with the engine run ning .
If the maste r key is no longer in the veh icle, you
cannot swi tch on the ignition after stopping the
engine and yo u also cannot start the engine
again. Moreover, you cannot lock the vehicle
from the outside with the key .
Shift to P otherwise vehicle can roll away . Door s
do not lo ck if l ever i s not in
P.
This message appears fo r safety reasons a long
with a warning signal. It appears if the selec to r
l eve r fo r th e automatic transmission is not in the
P posit ion when switching off the ignition . M ove
the selector leve r to the P position, otherwise the
ve hicle is not secured against rolling away. You
also cannot lock the vehicle using the locking button* on the door handle or using the remote
key.
Con venien ce key d efectiv e! Use ignition lo ck
This message appea rs if the engine mus t be
s t arted or stopped us ing t he igni tion key and no t
the
! START ENGINE STOPI button .
Electromechanical
parking brake
Operation
The electromechanical parking brake replaces
the hand brake.
Fig . 100 Ce nter conso le: Park ing b rake
....
~ .. Pull on the switch@~ fig. 100 to apply the
~ parking brake. The ind icator lights in the sw itch ....
D rivi ng
and . (USA mode ls)/ . (Canada models) in
the instrument cluster illuminate.
.. W ith the ignition switc hed on, step on the
brake pedal or the accelerator pedal and press
the switch @ at the same time to release the
parking brake . The indicator lights in the switch
and . (USA models)/ . (Canada models) in
the instrument cluster go out .
Your vehicle is equipped with an electromechani­
cal park ing brake. The parking brake is designed
to prevent the vehicle from rolling un intent ional­
ly and replaces the ha nd b rake .
In add ition to the normal functions of a trad i­
t ional ha nd brake, the electromechanical parking
brake prov ides va rious conven ience and safety
funct ions.
When starting from rest
- The integral starting assist helps you when
driving by automatically releas ing the parking
brake ~
page 86 , Starting from rest.
- When start ing on inclines, the starting assist
prevents the veh icle from unintentionally roll­
ing back . T he brak ing force of the park ing brake
is not re leased unt il sufficient dr iving force has
been bu ilt up at the whee ls.
Emergency brake function
An emergency brake ensures that the veh icle can
be slowed down even if the
normal brakes fa il
~ page 8 7, Emergency braking .
A WARNING
If a gear or a drive range (automatic transmis­
s ion) is engaged wi th the vehicle stationa ry
a nd the engine runn ing, you must in no in­
stance acce lera te or release the clutch* care ­
l essly. Otherwise the vehicle wi ll sta rt to
move immediately- risk of an accident.
(1) Tips
- If the pa rk ing br ake is a pplied with the igni­
tion swi tche d off, the indicator lights i n the
switch and -(USA models) . (Cana­
da mode ls) in the instr ument cluster wi ll go
out after a certain period of time .
85