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& WA RNING (conti nu ed )
• Plea se be aware th at in ESP offroad mode , particularly on a
s mooth and slippery road, the wheels may have an incr eased
tendency to spin and the vehicle may break awa y -danger of skid
ding!
• Stabilit y is limited in the ESP offroad mode. •
Electronic differential lock (EDL)
The electronic differential lock monitors the rotational
speed of the drive wheels.
General notes
The electronic differe ntia l lock (EDL) helps the ca r to sta rt moving,
acce lerate and climb a gradient on surfaces provi ding poor or almost
no grip. W ithout ED L, th is would be d iff ic ul t, if not impossible .
How the system works
The EDL operates automatically . It mo nitors the rotational speed of
w heels wi th the help of the ABS sensors ==>
page 256 . If a not iceab le
slip is detected at the wheels (e .g . o n slippery g round on one side),
the spin ning whee ls are braked and power is transferred to the other
wheels. This is done up to a speed of about 60 mph ( 100 km/h) .
Noises from the brake system signa l that wheel spin is being
cont rolled.
Driv ing off
W hen d rivi ng off, always be sure to keep road conditions in mind as
you acce lerate. If one drive wheel spins because it is on a surface with
less grip, apply
plenty of th rottle until t he car starts to move .
Overheating of brakes
To prevent the disc b rake of the bra ked wheel from overhea ting if
subjected to excessive loads on this whee l, t he EDL cuts out tempo
ra rily. The vehicle rema ins operat iona l and behaves in the same way
as a veh icle without EDL. As soon as the brake has coo
led down, EDL sw itches on again auto
m atically.
& WARNING
• When accelerating on slippery surfaces, such as on ice or snow,
always be careful when depressing the accele rator pedal. Even
with the EDL working , the drive wheels c an spin and reduce your
ability to control your car . Risk of crash!
• The increased safety afforded by EDL does not mean that you
can take safety risks . Always adapt your d riv ing style to the road
c ondition s and traffic situation.
[ i ] Tips
If a fa ult occurs in the A BS, the ED L is also no t fu nct io ni ng. This is
ind icated by the ABS warn ing light==>
page 19. •
Anti-Slip Regulation System (ASR)
The Anti- S lip Re gula tion System preven ts the drive n
w heels from spinning when the car is acc ele rating .
General notes
The Anti-S lip Reg ulation Sys tem (ASR) is in tegr ated in the ele ctroni c
stabilization program (ESP) . When the ve hicle starts up and acceler
a tes, the whee ls are p reven ted from sp inning by adjust ing t he engine
power to match the amoun t of grip ava ilable from the road surface.
How the system works
ASR performs automatica lly, i.e. witho ut the driver 's intervent ion.
With the aid o f th e ABS sensors ==>
page 256, ASR moni to rs the speed
of the driven wheels. If the whee ls start to spin, engine torque is
reduced automatically unt il the tires find enough grip to lock onto
the road s urface. The system is active ac ross the en tire speed range .
'1>
lillill.a._...:I:..: n~ t .::.e::::..::.: ll~igent technology ,_ _______________________________________ _
in. WARNING
• You should perform braking maneuvers for the purpose of
cleaning the brake system only if road condition s permit. Other
road u sers must not b e put at r isk - you may cau se an ac cident!
• Before d esc ending a steep gr ade , redu ce speed and shift t ran s
mission into a lower gear or lower driving range. Do not ride the
brakes or hold the pedal down too long or too often . This could
c ause the brake s to get hot and diminish braking efficiency.
• Do not "ride the brakes " by re sting your foot on the pedal when
you do not intend to brake. Thi s may caus e the brakes to overheat ,
premature wear and increa sed stopping di stance.
• Under certain climatic and operating conditions such as
pas sing through water, driving in heavy rain or after washing the
vehicle, the effectiveness of the brake s can be reduced . In winter,
ice can accumulate on the brake pads , linings , disc s and drums .
Carefully apply brakes for a test. Brake s will dry and ice coatings
will be cleaned off after a few careful brake applications.
• Driving for an extended period of time on salt -cov ered roads
without using your brakes can al so affect braking efficiency. Clean
off accumulated salt coating from brake d iscs and pads with a few
careful brake applications.
• If you damage the front spoiler , or if you install a different
s poiler , be sure the air flow to the front brakes is not obstructed.
Otherwise the brake system could overheat reducing the effective
ness of the entire brake system.
• Failure of one brake circuit will impair the braking capability
resulting in an increased stopping distance. Avoid driving the
vehicle and have it towed to the nearest authorized Audi dealer or
qualified wo rkshop. •
Brake booster
The brake booster adds e xtra brakin g pow er .
The brake booster wor ks with vacuum pressure which is created on ly
w hen the en gine is ru nning =>& .
in. WARNING
• Never let the vehicle roll to a stop with the engine shut off .
• If the brake booster i s not working , for example when towing
your vehicle , or because the brake booster has somehow been
damaged , the b rake pedal must be p ressed considerably harder to
make up for the lack of booster assistan ce.
Functioning of Anti-Lock Brake System
(ABS)
AB S prevents the wheels from locking up under br aking.
T he ABS co ntribu tes effectively to vehicle co ntrol s ince it prevents t he
w hee ls from
locking when the b rakes are a pplied. This means t hat t he
veh icle rema ins steerable and is less likely to s kid .
W ith ABS you do not need to
pump the brake. Just hold the brake
pedal down .
However, do not expect the ABS to shorten braking distance u nder
all
circums tances. When driving on grave l or on newly fa llen snow on top
of icy su rfaces, braking dis tance may be even longer, therefore, under
these c irc umstances, it is especially important that you dr ive slowly
and w it h great care .
How the ABS system works
An automatic check is made when a speed of about 12 mph (20 km/h)
is reached . When this happens, a p umping noise can be hea rd. ._
_________________________________________ I_ n_ t_ e_ ll_,igent technology ,__E~-
If an individual wheel begins to rotate too slowly in relation to vehicle
speed and tends to lock, the ABS automatically reduces brake pres
sure to prevent that wheel from locking .
Thi s automatic adjustment process wi ll cause a
slight vibration of
the brake pedal and some noises to alert you that vehicle speed must
be adapted to existing road and traffic conditions.
_& WARNING
Although the ABS is very effective, always remember that braking
capability is limited by tire traction. Always adjust your driving
speed according to the road and traffic conditions. Do not let the
extra safety afforded by the ABS tempt you into taking extra risks.
The ABS cannot overcome the laws of physics .
(I) Tips
• If ABS is not funct ioning properly, a warning light will come on .
See ~
page 19.
• If a fault occurs in the ABS, the EDL is also not functioning. This is
ind icat ed by the ABS warning light. •
Brake assistant
The brake assistant is designed to achieve the optimum
braking effect.
The brake assistant helps to increase the effective braking power and
thus to achieve a shorter stopping distance.
If the driver presses the
brake peda l very qu ickly , the brake assistant automatically boosts the
braking force to the maximum level, up to the point where the anti
lock brake function (ABS) intervenes to stop the whee ls from locking.
You should then keep the brake pedal pressed until the vehicle has
braked to the required speed. The brake assistant switches itself off
as soon as you release the brake pedal.
Controls and equip ment Safety first Vehicle operation
Automatic full braking
assist
This function allows full braking in spite of high brake pedal forces
(e .g . when the brakes are severely stressed because the veh icle is fully
loaded). The driver notices this function through a reduction of pedal
force and increased pedal travel. When the brake pedal is released,
full braking assist switches off again automatically.
If there is an ABS failure, the brak e assistant and automatic full
braking assist are not available.
Th e brake assistant will not be operative if there is a ma lfunction in
the ABS .
_& WARNING
Please remember that the accident risk always increases if you
drive too fast, especially in corners or on a slippery road, or if you
follow the vehicle ahead of you too closely. Increased risk of an
accident cannot be compensated for even by the brake assistant ,
so always maintain a safe speed.•
Servotronic® -advanced power
steering system
The power steering systems uses the power of the
running engine to allow precise steering with little effort.
The advanced Servotronic ® power steering system senses the road
speed and electronically adjusts power assistance to provide
comfortable and safe steering response exactly matched to the
vehicle speed .
Power steering will not work if the engine is off. As a result , the
steering wheel will be hard to turn .
Th e power steering fluid level is checked during the scheduled main
tenance services.
Vehicle care Do-it-yourself service Technical data
Intelligent technology
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0
Note
If t he re is an elect ro n ic malfunc tion, servotroni c will still funct io n
like a conventional power steering system, provid ing a constant
steer ing suppo rt force tha t is no longer proportiona te to the vehi cle
speed. This is most noticeable when t urning the steer ing wheel at low
speeds (for ex ample when p arki ng) , - m ore effo rt will be req uire d
than usua l.
• Be aw are of the d iffe ren t than usual steeri ng respo nse and adjust
your steering force accord ingly.
• Have t he pr oblem chec ked and set r igh t by a n Audi dea ler as soo n
as possib le .
[I) Tips
• When the engine is runni ng, neve r hold t he steering wheel turned
a ll the way to the r ig ht o r to t he left fo r longe r th an 1 5 seco nd s. The
powe r steering pump will over heat the hydraulic fluid if yo u keep
holding t he s teering w heel turne d all the w ay . This is likely to damage
the power steer ing system.
• If the powe r stee ring sys tem s ho uld fail entire ly, or if the engine
is not running (for examp le, while be ing towed), you will still be able
t o steer the vehicle. Howeve r,
considerably more effo rt will be
required to do so.
• If the powe r stee ring sys tem s ho uld have a leak, or is not func
tioning properly, contact your author ized Audi dealer immediately.
• Th e power s teeri ng system re quir es a specially fo rm ulated
hydraulic fluid. The power stee ring reservoir is the one located
f ar the st to the rea r on t he left side of the eng ine compa rtment
=> page 298 . The correct fluid level in the reservo ir is important for
pr op er f unctio ning o f the power steer ing.•
Dr"v ing witr your quattro®
--------
Wit h All Wheel Drive, all four wheels are d riven .
General information
With All Wheel Drive, power is dist ribu ted to all fo ur wheels. This
hap pens a utomat ically depending o n your dr iv ing style and t he road
conditions at the time. See also =>
page 254, "Electronic different ia l
lock (EDL)" .
Winter tires
When d riving in the win ter, your vehicle with A ll Whee l Dr ive has an
advantage, even w ith regula r tir es. In w inter road con ditions i t may
be advisable to mou nt wi nte r ti res (or all-seaso n tires) for improve d
dr iveability and b raking: these tires m ust be mounted on
all four
wheels .
See also=:> page 330, "W inter tires".
Tire chains
Whe re tire chains are ma nda to ry on certa in roa ds, th is no rma lly a lso
ap plies to vehicles with A ll Whee l Drive =:>
page 331, "Snow chains" .
Replacing wheels/tires
Vehicles wit h All W heel Dr ive must a lways have t ires of the same si ze .
Also avoid tires with different tread depths. For details see page
=> pa ge 32 6, "N ew tires and rep lacing tires and wheels".
& WARNING
Always adjust your driving to road and traffic conditions . Do not
let the extra safety afforded by All Wheel Drive tempt you into
taking extra risks.
• Although the All Wheel Drive is very effective, always
remember that braking capacity is limited by tire traction. You
should therefore not drive at excessive speeds on icy or slippery
road surfaces.
• On wet road surfaces, be careful not to drive too fast because
the front wheel s could begin to slide on top of the water (aqua- ...
Intelligent technology
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Take into consideration that when you unlock your vehicle, some
convenience functions, such as the remote key or power seat adjust
me nt, may not be available. The convenience functions will be avail
able again when you turn on the ignition and start the engine.
With the engine turned off
If you listen to the radio, for example, with the engine turned off or
use other MMI functions, the battery is being discharged.
If start ing capability is jeopardized due to energy consumption, the
following warning appears in the MMI display:
Please start engine, otherwise system will switch off in
3 minutes .
The warning indicates that the system will be turned off automati
cally after 3 minutes. If you wish to continue using the functions, you
have to start the engine.
With the engine running
Although electrical energy is generated when the vehicle is being
driven, the battery can become discharged. This happens mostly
when little energy is being generated and a great deal consumed and
the battery's state of charge is not optimal.
To bring the energy balance back into equilibr ium, consumers which
require especially large amounts of energy are temporarily cut back
or switched off. Heat ing systems in particular require a great deal of
energy. If you notice, for example, that the heated seats* or the
heated rear window are not heating, they have been temporarily cut
back or switched off. These systems will be available again as soon as
the energy balance has been restored .
You will also notice that engine idle speed has been increased
slightly. This is norma l and not a cause for concern. By increasing
engine idle speed the additional energy required is generated and the
battery is charged.
Driver notification in the instrument
cluster display
If battery power drops into the range where it can limit the ability of
the engine to start, this is shown in the instrument cluster display
with the following driver message:
i...-3 Low battery charge: battery will be charged while driving
This notification reminds you that the starting capability of the
engine may be limited. As soon as you start driving again, the battery
w ill be recharged and the notification will go out.
Driver notification appears and goes out again
If th is driver notification appears after the ignition is turned on or
whi le driving and it goes out again after a while, the battery has been
adequately recharged.
Driver notification appears and does not go out
again
If this driver notification appears after the ignition is turned on o r
wh ile driving and does not go out again, the battery's state of charge
is not in the optimal range. Starting ability is restricted. Have the
battery checked as soon as possible by an authorized Audi dealer or
qualified workshop. •
Driving off road
Driving off road
Driving in difficult road conditions
and offroad
General information
T he ope ra ti on of the Ele ctro nic Stabilization P rogr am ( ESP ) is
expanded for operation away from paved roads. In s ituations where
slip or a different ia l lock in g f unct io n is requ ired, t he ESP offroa d
mode can be activated~
page 252. Hill descent control is also avail
able in the ESP offro ad mode, wh ich a utomatically bra kes the vehicle
and thereby keeps speed consta nt when d ifferent whee l speeds are
de te cted when descend ing a hill~
page 253. Your Audi also has
permanent all-wheel drive in add ition.
However , your Audi is not a pure offroad ve hicle.
It was not bui lt for
dr iv ing un der extreme cond it ions, e.g. for t rips that ar e in th e natur e
of an exped it io n.
Drive only on road s and offroad sections which match the design of
your vehicle and your abilities as a driver. Never take risks!
Before driving offroad
• Check the eng ine oi l level, tire pressure, coolant level, and the
fluid level in the w indshiel d wa sher rese rvoir.
• Stow luggage items and other objects in the luggage compart
me nt, and sec ure t hem agains t slid ing ar ound.
After driving offroad
• After tr ips offroad, remove a ny tw igs and other foreign objects
from the gr ill, the underbody an d the whee ls. Pay special attention to
fore ign obje cts (sto nes) wh ich have be come lodge d in the tire tr ead.
• Clean the body and the vehicle unde rside, and ins pect t he vehicle
for possib le dam age. •
Clean dirty w indows, headlamp lenses, rear lights, and lic ense
plates.
• Perform a bra ke check (pa rticul arly afte r travell ing t hrough
wate r).
& WARNING
• Drive especially attentively and plan ahead in difficult road
condit ions and when offroad. E xcessive speed or incorrect maneu
vers can cau se injurie s and damage to the vehicle .
• Always adapt your speed and driving style to road, offroad,
traffic, and weather condition s. Drive especially slowl y offroad
when your view is restricted.
• Please be aware that in ESP offroad mode, particularly on a
smooth and slippery road, the wheels may have an increased
tendency to spin and the vehicle may break away - danger of skid ding!
• Stability i s limited in the ESP offroad mode.
Avoid dama ge to t he e nvir onment and respect nature .
[ i ] Tips
O nly drive where i t is permi tted and st ay on mar ke d roads an d
paths .
Explanation of some technical terms
The follow ing data refer to ideal conditions. Depending on vehicle
load and g round condi tions a nd the enviro nment, t he num bers may ...
-~_C_ le_ a_n_ i_ n_ g=- a_ n_d__. p_ ro_ t_e _c_ t_ i_o _n ___________________________________________ _
Use a separate sponge for cleaning the w heels, door sills and ot her
reg ions exposed to road dirt. I n th is way, yo u w ill not scr atch the
paint w ith coarse part icles imbedded in the sponge the next t ime you
wash the car.
& WARNING
• Do not clean the under side of the chass is, fende rs, wheel
co ve rs, or other hard to reach parts without p rotecting your hands
and arm s. You m ay cut yourself on sharp -edged metal part s.
• Always read and heed all WARNINGS and other information
=;, page
274.
0 Note
• Never try to remove dirt, mud o r dust if the s urface of the vehicle
is dry . Never use a dry cloth or sponge, s ince this could scratch your
vehicle's paint or windows .
• Never was h your car in bright sunlight. Drops of water act as
m agnifying lenses and may dam age your p aint.
• When you wash yo ur car in the winter: if you rinse your vehicle w ith
a hose, be c are ful no t to aim the s tream of w ate r d ir ect ly at locks, or
at door or hatch openings - they can freeze shut.
• Never use s ponges des igned to remove inse cts, o r any ki tchen
sco uring sponges or similar prod ucts. They can damage your paint
fi ni sh .
• You shou ld remove debris (s uch as insects) from the head light
lenses o n a regu lar bas is, for examp le w hen refue ling your veh icle.
Never use a dry cloth or sponge to clean the headlights. On ly use wet
clot hs or sponges to preven t scr atches.
It is be st to use so apy water.
'00' For the sake of the environment
In the in terest of t he env ironme nt, the ve hicl e shoul d onl y be wa shed
in special wash bays. •
Washing your vehicle with a power washer
Cleaning the ex terior of your c ar with a high-pressure
po wer washer is safe as long as y ou obser ve a few sim ple
rules.
- Before using the power washer, make su re you have read
and unders tood the WA RNINGS=>
& in "General info r
ma tion" on
page 2 74.
- Always fo llow t he operat ing inst ructions fo r the powe r
washer.
- Make sure t hat the jet o n the spray hose produces a "fa n
shaped spray".
- Do
not hold the spr ay nozz le too close t o soft ma ter ials .
When cle ani ng the vehicle wi th a p owe r w ashe r always follow the
operat ing instruct ions . T his applies part icu larly to the
operating
pressure
and the spraying distance. M ain tain a suffic ien t distan ce to
so ft mater ia ls such as rubber hoses and sound/vibration deaden ing
materials (particularly on the unde rside o f the engine hood). Do no t
use a jet wh ic h sprays water in a
direct stream or o ne that has a
rotating jet.
W ate r temperatu re s hou ld not ex ceed 140
°F (6 0 °().
& WARNING
Never wash tires with a jet that sprays water in a direct stream .
This could cause invisible damage to the tires and weaken them ,
even if the spray i s from a relatively long distance and for a short
time . Damaged and weakened tires can fail and c ause accidents
and personal injury .
~
-~_C_ le_ a_n_ i_ n_ g=- a_ n_d__. p_ ro_ t_e _c_ t_ i_o _n ___________________________________________ _
through use. Steam cleaners should not be used , because the steam
t ends t o push the dirt d eeper into the fa bric and lock it th ere.
Normal cleaning
Genera lly, we re commen d using a soft sponge or a lin t-free
m icrofiber cloth to the clean fabric. Brushes should on ly be used fo r
c arpets and floor m ats, s ince other fabric sur faces could be harmed
by brushes .
N orma l s ur face sta ins can be cleaned using a comme rcially avai lab le
foam cleaner . Spread t he foa m on the surface of the fabr ic w it h a soft
sponge and work it in gently . Do not saturate the fabr ic. T hen pat the
fo am dr y usin g abso rbent, dr y cl oths (e.g. microfibe r cl ot h) a nd
vacuum it afte r it has dr ied comp lete ly.
Cleaning stains
Sta ins caused by beverages (e.g. coffee, fruit ju ice, etc.) can be
treated with a mild detergen t so lutio n. Apply th e det ergent solut io n
w ith a sponge. In the case of stubborn stains, a dete rgent paste can
be applied dire ctly to t he s tain and wor ked in to the fabric . A fter
wa rds , use copious amo unts of clean water to remove the rema ining
deter gent . App ly th e wa ter w ith a damp cloth o r spo nge and pa t the
fabric d ry with an absorbent, dry cloth .
Sta ins from choco late or makeup sho uld have dete rgent paste (e.g .
ox-gall soap) ru bbed into them. Afterwards, remove the soap w ith
water (damp spo nge).
Alcoho l can be used to treat st ains fro m gre ase, oil, lips tick or a ba ll
point pen . Melted g rease o r dye must be patted off us ing absorbe nt
m ate rial. It may be ne cess ary to re tre at th e ar eas wi th deterge nt
paste a nd water .
In the case of genera l soiling of the upholste ry and cover mater ia l, we
reco mmen d hir ing a spec ialist th at has the equ ipment to clean the
seat covers and other fa bric surfaces by shampooing and s pray
ex tra ct io n.
& WARNING
Always read and heed all WARNINGS and the informat ion
:=> page 274 .
W Tips
Ope n Velc ro fasteners on yo ur clothin g can damage the seat cover .
Please make sure that Velc ro fasteners are closed. •
Plastic parts and instrument panel
Always use a clean cloth moistened in clear water to clea n these
areas . For persistent dirt use an A udi approve d
solvent-free plastic
cleaner/protectant .
& WARNING
Solvents can change the properties of some plastics and make it
harder for the airbag to deploy.
• Never clean the instrument panel or the su rface of airbag
module s with cleaning produ ct s that contain solvents.
• Products containing solvents will make the surface of this part
porous.
• Seriou s injuries can result if plast ic parts come loose when the
airbag is deployed .
• Always read and heed all WARNINGS and other information
:=>page 274 .
0 Note
Cleaning agents conta ining solvents will a ttack the material and can
change the way it behaves .•