Page 153 of 409

Intelligent Technology Electronic stabilization
control (ESC)
Description
Ele ctronic stabilization control (ESC) supports
driver safety . It reduces the risk of slipping and
improves d riving stability. ESC detects critica l sit
uations such as when the vehicle is oversteering
and understeering or the wheels are spinn ing.
T he vehicle is stabilized by applying the brakes or
reducing eng ine torq ue. When the ESC engages,
the
J;,j ind icator light blinks in the instrument
cluste r.
T he follow ing systems are integrated in the ESC:
Ant i-loc k bra king s ystem (ABS)
ABS prevents the whee ls from locking when brak
ing. The vehicle can still be steered even during
hard brak ing. Apply steady pressure to the brake
pedal. Do not pump the pedal. A pulsing in the
b rake pedal indicates that the system is act ing to
stabilize the vehicle .
Br ake a ssist s ystem
The brake assist system can decrease braking dis
tance. It increases brak ing power when the driver
presses the brake pedal quickly in emergency sit
uations . You must press and hold the brake pedal
unti l the dangerous sit uat io n is ove r. In veh icles
with adaptive cr uise contro l*, the bra ke assist
system is more sensitive if t he d istance detec ted
to the veh icle dr iv ing ahead is too small.
Anti-Slip Regulation (ASR )
ASR red uces eng ine power when the drive wheels
begin spinning and adapts the force to the road
conditions . This makes it easie r to sta rt, acceler
ate and dr ive up hill s.
Electronic differenti al lock (EDL )
EDL applies the brakes to a wheel that starts
spi nning and t ransfers t he drive powe r to the
;;§ other driving wheels. This f unct ion is not availa-....
~ b lea t higher speeds.
N .... 0 \0
3
Intellig ent Technology
In extreme cases , ED L automat ica lly switches off
to keep the brake o n the braked wheel from over
heating. The veh icle is still working correct ly. ED L
will switch on again automatically when condi
tions have returned to normal.
Ste ering recommendation
The ESC he lps to stabilize the vehicle by changing
the steering torque.
In veh icles wi th dynamic steer ing*, ESC also
helps to stab ilize the steer ing in crit ica l sit ua
tions.
Selective wheel torque control
Se lective w heel to rque con trol is used w hen d riv
i ng on curves. Bra king is targeted towa rd t he
whee ls on the inside of the cu rve as needed. This
allows mo re precise driving in curves .
Automatic post -collision braking system
The "automat ic post-collision braking system "
can help to reduce the risk of sliding and of addi
tiona l co llisions after an acciden t. If the a irbag
contro l
module detects a co llision, the veh icle is
braked by the ESC.
T he veh icle does not bra ke automatically if:
- the dr iver presses the acce lerator pedal, or
- the ESC, the brake system or the veh icle elect ri-
cal system are not functioning.
A WARNING
=
- The ESC and its integrated systems cannot
overcome the lim its imposed by natural
phys ica l laws. This is especially important
on slippery or wet roads. If the systems be
gin acting to s tabilize yo ur vehicle, you
should immediately alter your speed to
match the road and traffic conditions. Do
not let the inc reased safety provided tempt
you into taking risks. This could increase
your r isk of a coll is ion.
- Please note the ris k of a collis ion increases
when dr iv ing fast, especially through curves
and on slippery or wet roads, and when dr iv-
ing too close to objects ahead . The ESC and
~
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Intelligent Technology
its integra ted systems cannot always pre
vent collisions
-there is still a risk of acci
dents!
- Press the accelerator pedal carefully when
acce lerating on smooth, slippery surfaces
such as ice and snow. The dr ive wheels can
spin even when these control systems are
Switching on and off
installed and this can affect dr iv ing stab ility
and increase the risk of a collision.
@ Tips
- The ABS and ASR only funct ion correctly
when a ll four wheels have a simi lar wear
condition . Different tire sizes can lead to a
red uction in engine power.
- You may hear noises when the systems de
scribed are working.
ESC turns on automatically when you start the engine.
Fig . 159 Cente r co nso le w it h button ~Of'
fun ct io n of the ESC is lim ited or switc hed off. The
amount of s tabilization contro l w ill differ de
pending on the leve l.
The following examp les are unusua l situat ions
whe re it may make se nse to sw itch sport mode
on in order to allow the wheels to sp in:
- Roc king the veh icle to free it when it is stuck
- Dr iving in deep snow or on loose g round
- Dr iving with snow chains
The ESC is des igned to function in levels . Depend
i n g on the level that is selected, the stabilization For you
r safety, switch the sport mode
off in ad
vance.
ESC levels
Sport mode on ESC/ASRoff Sport mode off or
ESC /ASRon
Behavior
The ESC and ASR stabiliza- The stabilization funct ion is The f ull s tabilization func-
t ion funct ions are lim ited not availab le
¢ .&. . ESC and tion of the ESC and ASR is
c;> .&. . ASR are switc hed off. ava ilab le aga in.
Operation Press the 11' OFF I button Press and hold the !1' O FFI Press the 11' OFFI button
briefly. button longer than 3 sec- aga in.
onds.
Indicator II turns on. fl and 14'tl•)H turn on . II turns off or II and
lights lf'tl•)H turn off .
Message s Stabilization control (ESC ): Stabilization control (ESC ): Stabilization control
sport . Warning! Restricted off . Warning! Restricted (ESC) : on
s tability stability
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A WARNING
You should only switch sport mode on or switch ESC/ASR off if your driving abilities
and road conditions permit .
- The stabilization function is limited when
sport mode is sw itched on . T he driving
wheels co uld spin and the vehicle cou ld
swerve, espec ially on s lick o r sli ppery roa d
surf aces.
- T here is no vehicle stabilization when ESC/
ASR a re swi tched off .
Brakes
New brake pads
New brake pads do not ac hieve the ir full b raking
effect during the first 250 mi (400 km) . They
must be "broken
in " fi rst . However, you can com
pensate for the slightly reduced bra king fo rce by
pr ess ing firmly o n the bra ke pe dal. Avoid heavy
b ra king dur ing t he b reak -in per io d .
Wear
Brake pad wear depends largely o n the way the
ve hicl e is driven and on operat ing cond it ions .
This is especially t rue if you are d riving freque ntly
in t he c ity and on curves o r wi th a sporty driving
s tyle.
Operating noise
Noises may occur when braking depend ing o n the
speed , braking force and ou ts ide cond it ions such
as te m pe ra ture and humi dity .
Wet conditions or road salt
In certain situations, for example after driving
through water, in heavy ra in or after washing
your car, the braking ef fect may be reduced due
to mo isture or ice on the b rake roto rs and b rake
pads. The b rakes mus t be
"dried" firs t wi th a few
care ful bra ke app lic at ions.
At higher speeds and with t he windsh ie ld wipers
turned o n, the brake pads press against the bra ke
rotors for a s ho rt amoun t of time. This ac tion,
whi ch is not felt by the driver , happens at regul ar
i nte rvals an d ens ures a better reac tion time fo r
the brakes in wet weat her.
Intellig ent Technology
The brak ing effec t can a lso be reduced if yo u are
driving on salted roads and yo u do not app ly the
bra kes for long per iods o f time. The layer of sa lt
on the brake rotors and pads m ust be worn off
first whe n the brakes are applied .
Corrosion
Leaving t he vehi cle pa rked for long periods o f
time, low mileage and avoiding heavy b raking
can contrib ute to corros ion on the b rake roto rs
and to dirty brake pads.
If you usu a lly avoid heavy bra king or if there is
cor rosion prese nt, occasiona l heavy braking at
high speeds is recommended to clean the brake
roto rs and pads
c> ,& .
Brake system malfunction
If you notice that the bra ke pedal trave l has sud
denly in crease d, then a brake circuit in the dua l
circuit b rake system may have malfunctioned.
Drive to an authorized A udi dealer or authorized
Audi Se rvice Facility immed iate ly to have the
problem corrected. On the way there, d rive w ith
reduced speed and keep in mind that you will
need a longer distance to stop and you will need
to press the bra ke ped al ha rder.
Low brake fluid level
When the bra ke fluid level is low, malfu nctions in
the b rake system may occur . T h e brake fluid level
is e lec tron ically moni tored.
Brake booster
The brake booster ampli fies t he p ressure you ap
ply to the brake pedal.
A WARNING
- On ly app ly the brakes for the purpose of
cleaning the brake system when road and
traffic cond itions permi t. You must not en
da nger other road users. This inc reases the
ris k of an a ccid en t.
- Never let the vehicle roll while the engine is
sto pped bec ause t his increases the risk of an
a ccident.
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Intelligent Technology
CJ) Note
- Neve r let the brakes "rub" by pressing the
pedal light ly when bra king is not actually
necessary. This causes the brakes to over
heat and increases braking d istance and
causes wear .
- Before driv ing downhill a long distance on a
steep hi ll, decrease your speed and select a
l ower gear. This makes use of the engine
b raking effect and re lieves the brakes . If
you need to b rake additionally , brake in in
te rvals and n ot co nti nu ously .
(J) Tips
-If the b rake booster is no t wo rking, you
must press the brake pedal with much more
fo rce th an norma l.
- If you re trofit you r vehicle with a fron t spoil
e r, whee l cove rs o r similar items, ma ke sure
th at t he ai r flow to the fron t wheels is not
i nte rr upt ed . Ot he rw ise the bra ke sys tem
ca n become too hot.
Electromechanical
steering, Dynamic
steering
The elec trome chanical steering supp orts the
driver 's steering movemen ts.
P owe r stee ring adapts electronically based on
t he vehicle speed.
Indicator lights and messages
• Steering: malfunction! Please stop vehicle
If th is indicator light t urns o n and stays on and
this message appears, the power steer ing may
have fa iled.
Stop the vehicle in a safe location as soon as pos
sib le. Do
not continue driving. See an author ized
Aud i dea ler or a uthori zed Aud i Serv ice Facility fo r
assistance .
E£4 Steering: malfunction! You may continue
dri ving
If t he i nd ic ator lig ht tur ns on and the message
a ppears, the stee ring wheel may be more diff i-
154 cu
lt to move o r mo re sensitive than usu a l. The
steering wheel may also be at an ang le when
driv ing straight.
Drive slowly to an au thorized Audi de aler or au
thorized Audi Service Facili ty to have t he mal
funct ion correcte d.
f:$JI Dynamic steering: correcting steering wheel
po sition
If the indica tor ligh t turns on and this message
appears, the dynamic steering* is re in it ia liz ing.
The steer ing whee l will be easy to move afte r
sta rt ing t he engine . Reinitiali zation might be
necessary if the steering wheel was moved while
the engine was switched off. The disp lay turns
off if the initialization was successf ul.
(D Tips
-If the . or ':r,y indica to r light only stays on
for a sho rt time, you may cont inue driving .
- T he dynamic steering s tability sys tems
q page 151 are not ava ila bl e in the event of
a system malfunction .
- For add itio na l information o n dynamic
steeri ng, see
c:;, page 138.
ALL-wheel drive (quattro)
General information
In all whee l drive, the dr iv ing power is dis trib ut
ed betwee n all fou r whee ls w hen needed . This
happe ns automatically depending on your driving
behavior as we ll as the c urrent road con ditions.
A lso see
c:;, page 151, Electronic stabili zation
control (ESC) .
The all-whee l dr ive system distr ibutes the dr iving
power va riably to the front and rear axle. It works
together with selective wheel torq ue control,
which act ivates when dr iv ing through c urves
q page 151. With the sport d ifferent ial*, power
distribution to the rear wheels is var iable and can
be adjusted using the drive select
q pag e 139 .
The all wheel drive concept is designed for high
engine power . Your vehicle is except iona lly pow
erfu l and has excellent driving characteristics
bot h unde r normal d riving conditions and on
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snow and ice. Always read and follow safety
precautions¢.&. .
Winter tires
By using all wheel drive, your vehicle has good
forward motion with standard tires in winter con
ditions. However, using winter or all season tires
on
all four wheels in the winter is recommended,
because this will improve the
braking effect.
Snow chains
If there are snow chain laws, snow chains must
also be used on vehicles with all wheel drive
¢ page 358, Snow chains.
Replacing tires
For vehicles with all wheel drive, only wheels with
the same rolling circumference should be used.
Avoid using tires with different tread depths
¢ page 348, New tires or wheels.
Offroad vehicle?
Your Audi is not an offroad vehicle -there is not
enough ground clearance. For this reason, avoid
difficult terrain .
A WARNING
-Also, in vehicles with all wheel drive, adapt
your driving style to the current road and
traffic conditions. Do not let the increased
safety provided tempt you into taking risks,
because this increases the risk of an acci
dent .
- The braking ability of your vehicle is limited
to the traction of the wheels. In this way, it
is not different from a two wheel drive vehi
cle. Do not be tempted to accelerate to a
high speed when the road is slippery, be
cause this increases the risk of an accident .
- Note that on wet streets, the front wheels
can "hydroplane" if driving at speeds that
are too high. Unlike front wheel drive
vehicles, the engine does not rev higher sud
denly when the vehicle begins hydroplaning.
For this reason, adapt your speed to the
road conditions to reduce the risk of an acci
dent.
Intelligent Technology
Energy management
The starting ability is optimized
T he energy management system manages the
electrical energy distribution and optimizes the
availability of electrical energy for starting the
engtne.
When a vehicle with a conventional energy sys
tem is not driven for a long time, the vehicle bat
tery is drained by equipment (for example, the
immobilizer). In certain circumstances , there
could may not be enough energy to start the en
gine.
Your vehicle is equipped with an intelligent ener
gy management system for distributing electrici
ty. This significantly improves the starting ability
and increases the vehicle battery life.
The energy management system Is made up of
battery diagnosis, idling current management,
and dynamic energy management.
Battery diagnosis
The battery diagnosis determines the vehicle bat
tery charge level. The sensors determine the bat
tery voltage, the battery current, and the battery
temperature. The current charge level and the
performance of the vehicle battery are deter
mined based on this.
Idling current management
The idling current management decreases the
energy used while parked. With the engine
switched off, it manages the energy distribution
to the different electrical components . Data from
the battery diagnosis is taken into account for
this.
Depending on the vehicle battery charge level,
electrical equipment is switched off one item af
ter the other to prevent the vehicle battery from draining and to maintain the starting ability.
Dynamic energy management
While driving, dynamic energy management dis
tributes the appropriate amount of energy to the
electrical equipment.
It controls the battery
charge level so that the amount of energy is not
..,.
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Intelligent Technology
greater than the amount being generated in or
der to maintain an optimal vehicle battery charge
level.
(D Tips
- Energy management cannot overcome the laws of physics. Note that the charge level
and length of the vehicle battery life are
limited.
- When the starting ability is endangered, the
(•j indicator light turns on ¢ page 30.
What you should know
Maintaining the starting ability is the highest
priority.
A lot of stress is placed on the vehicle battery
when driving short distances, during city driving,
and at cold times of the year. A lot of energy is
used but little is generated. It is also critical
when the engine is not running but electrical
equipment is switched on. In this case, energy is used but none is generated .
In situations like this, energy management will
actively regulate the distribution of energy.
Long periods without use
If you do not drive your vehicle for several days or
weeks, electrical equipment is gradually scaled
back or switched off. This reduces energy use and
ensures the vehicle will be able to start after long
periods of time. Some convenience functions,
such as interior lighting or power seat adjust
ment, may not be available under certain circum
stances . These convenience functions will be
available again once you switch the ignition on
and start the engine.
With the engine switched off
The vehicle battery will drain if you use Infotain
ment functions such as listening to the radio
while the engine is switched off .
If the vehicle's ability to start may be impaired by
the energy use, a message will appear in the In
fotainment system display. The message indi
cates that the system will switch off automatical-
156
ly soon. If you would like to continue using the
functions, you must start the engine.
With the engine running
Although electrical energy is generated while
driving , the vehicle battery can drain. This can
happen if little energy is generated but much is
used, and the charge level of the vehicle battery
is not optimal.
To restore the balance of energy, components
that require large amounts of energy are tempo
rarily scaled back or switched off . Heating sys
tems in particular require a great deal of energy. If you notice, for example, that the seat heating*
or rear window defogger is not working, then it
has been temporarily reduced or switched off.
T hese systems are available again as soon as the
energy supply has been restored.
In addition, you may notice that the idle speed has slightly increased. That is normal and no
cause for concern . By increasing the idling speed,
the additional required energy will be generated
and the vehicle battery will be charged.
Notice about data
recorded by the Event
Data Recorder and
vehicle control modules
Event Data Recorder
This vehicle is equipped with an Event Data Re
corder (EDR). The main purpose of an EDR is to
record, in certain crash or near crash-like situa
tions, such as an airbag deployment or hitting a
road obstacle, data that will assist in understand
ing how a vehicle's systems performed. The EDR
is designed to record data related to vehicle dy
namics and safety systems for a short period of
time , typically 30 seconds or less. The EDR in this
vehicle is designed to record such data as:
- How various systems in your vehicle were oper ating;
- Whether or not the driver and passenger safety
belts were buckled/fastened;
- How far (if at all) the driver was depressing the
accelerator and/or brake pedal; and,
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-How fast the vehicle was traveling.
These data can help provide a better understand ing of the circumstances in which crashes and in
juries occur. NOTE : EDR data are recorded by your
vehicle only if a non-trivial crash situation occurs;
no data are recorded by the EDR under normal
driving conditions and no personal data (e.g.,
name , gender, age, and crash location) are re
corded. However, other parties, such as law en
forcement, could combine the EDR data with the
type of personally identifying data routinely ac
quired during a crash investigation.
To read data recorded by an EDR, special equip ment is required, and access to the vehicle or the
EDR is needed. In addition to the vehicle manu
facturer, other parties, such as law enforcement,
that have the special equipment, can read the in
formation if they have access to the vehicle or the
EDR.
Some state laws restrict the retrieval or down loading of data stored by EDRs installed in a vehi
cle for the express purpose of retrieving data af
ter an accident or crash event without the own
er's consent.
Audi will not access the EDR and/or similar data
or give it to others -
-unless the vehicle owner (or lessee if the vehi
cle has been leased) agrees; or
-upon the official request by the police; or
-upon the order of a court of law or a govern-
ment agency; or
-for the defense of a lawsuit through the judicial
discovery process.
-Audi may also use the data for research about
vehicle operation and safety performance or provide the data to a third party for research
purposes without identifying the specific vehi
cle or information about the identity of its own
er or lessee and only after the recorded vehicle
data has been accessed.
Vehicle control modules
<( Your vehicle is also equipped with a number of a,
;::; electronic control modules for various vehicle ,....
:=:: systems, such as engine management, emission
0
3 control, airbags, and safety belts.
a,
Intelligent Technology
These electronic control modules record data
during normal vehicle operation that may be
needed by trained technicians for diagnostic and
repair purposes. The recording capability of these
modules is limited to data (no sound is record
ed) . Only a small amount of data is actually re
corded over a very limited period of time, or stor
ed when a system fault is detected by a control
module . Some of the data stored may relate to
vehicle speed, direction, or braking, as well as re
straint system use and performance in the event
of a crash. Stored data can also only be read and
downloaded with special equipment that is di
rectly connected to the vehicle.
(D Tips
Your vehicle may be equipped with Audi con nect. Your use of certain Audi connect fea
tures requires wireless services that are pro
vided by a third party wireless telecommuni
cations provider . For details regarding how in
formation obtained through Audi connect is
collected, processed, transmitted, used, and
shared, please see your contract with the
wireless telecommunications provider and the
"About Audi connect" tab in your vehicle's In
fotainment system:
I MENU I button > Audi
connect
> right control button > About Audi
connect.
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Multi Media Interface
Multi Media Interface
Traffic safety information
Audi recommends performing certain Infotain
ment system functions, such as entering a desti
nation, only when the vehicle is stationary . Al
ways be prepared to stop operat ing the Infotain
ment system in the interest of your safety and
the safety of other road users.
_& WARNING
Only use the Infotainment system when traf
fic cond itions permit and always in a way that
allows you to maintain complete control over
your vehicle.
@ Tips
Certain funct ions are not available wh ile driv
ing .
Introduction
The Multi Media Interface, or MMI for short,
combines various
systems for communication,
navigation* and entertainment in your Audi . You
can operate the MMI using the MMI control pan
el, the multifunction steering wheel or the voice
recognition system* .
Applies to: vehicles with automatic transmission:
F ig. 160 MMI contro l panel· integ rated shortc ut keys
158
Applies to: ve hicles with manual transmission:
Fig. 161 MMI control pane l
-separate shortcut keys on
the ce nter conso le
MM I control panel overview
(D Control knob , if needed with joy-
stick function* . . . . . . . . . . . . . . . . 160, 163
@ MMI touch contro l pad* ....... .
@ Left control button ........... .
@ Right control button .......... .
® Buttons for opening menus
directly ..................... .
® IMENUI button ..... .... ...... .
0
®
IBACK I button
Shortcut keys
(0 Tips
The shortcut keys @¢ fig. 161 for the MMI
control panel (manua l transmission) are on
the center conso le .
MMI On/Off knob with
joystick function
Operating
•
Fig. 162 MMI On/Off knob w ith joystick function
161
160
160
160
160
160
165