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-Before descending a steep grade , reduce
speed and shift transm iss ion 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 cause the brakes to get
hot and d iminish brak ing efficiency .
- Do not "r ide the brakes" by resting your foot
on the pedal when you do not intend to
bra ke. This may cause the bra kes to over
heat , premat ure wea r and increased stop
ping distance.
- Under certa in climat ic and operating condi
tions su ch as p assing thro ugh w ater, dr iving
in heavy ra in or after washing the vehicle,
the ef fectiveness of the brakes can be re
duced. In winter, ice can acc umulate on the
brake pads, linings, discs and drums . Care
fully apply b rakes for a test. Brakes wi ll dry
and ice coatings wi ll be cleaned off after a
few careful brake applications .
- Driv ing for an extended period of time on
salt-covered roads without using your
bra kes can also affect bra king efficiency .
Clean off accumulated sa lt coating from
bra ke discs and pads with a few caref ul
bra ke appl ic a tion s.
- If you damage the front spoiler, or if yo u in
sta ll a differen t spoi le r, be sure the air flow
to the front br akes is not o bstru cte d. O the r
wise the br ake system could over heat reduc
ing the e ffec tiveness of the entire brake sys
tem.
- Failure of one brake circuit will imp air the
brak ing capability resulting in an increased
stopping distance . Avoid driving the vehicle
and have it towed to the nearest a uthorized
Audi dealer or qualif ied workshop.
- Never let the vehicle roll to a stop with the
engine shut off .
- If the brake booster is not wor king, the
brake pedal m ust be pressed considerably
harder to make up for the lack of booster
assistance .
Intelligent Technology
Electromechanical power
assist, Dynamic steering
The electromechanical power assist helps the
driver when steering .
Power steering adap ts elec tronically based on
the vehicle speed .
Indicator lights and message s
• Steering defecti ve! Do not drive vehicle!
If this indi ca to r li ght tur ns on and st ays on and
t hi s message appea rs, the powe r steering may
have failed.
Stop t he vehi cle in a safe location as soon as pos
s ible. Do
not cont inue drivi ng. See yo ur author
ized Audi dea ler or o ther qualif ied repa ir facility
for assistance .
l;rij Dynamic steering : Sy stem fault! You can
continue driving
If the indicator light turns on and the message
appea rs , the steer ing may be more diffic ult to
move o r more sensitive than usu a l. Th e steering
m ay also be at an angle when dr iving st raig ht.
D rive slowly to your a uthorized Aud i dea le r or
qualified wo rksh op to have t he malfunct io n cor
rec ted .
'Iij Dynamic steering: Initializing
Aud i drive select* : if the indicato r light blinks and
the driver message appears, the dynamic steer
ing* is re init ia liz ed . After sta rting the engine , the
steering wheel will move slig htly . Re -initializa
t io n m ight be necessary if the steer ing whee l was
moved hard to t he left and r ight wh ile the veh icle
was not mov ing. The display turns off if the initi
aliza tion was successful.
(D Tips
- If the . or l~ij indicato r light only stays on
for a shor t time, you m ay cont inue drivi ng.
- The dynam ic stee ring* sta bility systems
r=;, page 186 are no t ava ilable in the event of
a system mal func tio n.
- For add itiona l information on dy namic
steering*
r=;, page 122 .
191
Intelligent Technology
Driving with your
quattro
With all-wheel drive, all four wh eels are driven.
G eneral information
With all-whee l drive, power is distributed to all
four wheels. This happens automatically depend
ing on you r driv ing style and the road condit ions
at the time. See also¢
page 186 .
A center differentia l distrib utes the driving power
variably to the front and rear axle. It works to
gether with selective wheel torque control, which
activates when driving t hrough curves
~ page 186.
The all-wheel drive concept is designed for high
engine power. Your vehicle is exceptionally pow
erful and has excellent driving characterist ics
both under normal dr iv ing condit ions and on
snow and ice . Always read and fo llow safety pre
cautions ~
/1..
Winter tires
When driving in the winter, your vehicle with all
wheel drive has an advantage, even with regular tires. In winter road conditions it may be adv isa
b le to mount wi nte r tires (or all-season tires) for
improve d driveab ility and bra king: these tires
m ust be mounted on
all four wheel s. See also
¢ page 245, Winter tires.
Tire cha ins
Where tire chains are mandatory on certain
roads, this norma lly also applies to vehi cles w ith
all-whee l d rive ~
page 245, Snow chains.
Replacing wheels /tires
Veh icles with all-whee l dr ive must always have
tires of the same s ize. A lso avo id tires with d iffer
ent t read depths. For details see page
~ page 237, New tires or wheels.
.&, WARNING
Always adjust yo ur drivi ng to road and traff ic
c ondi tions . Do not let the extra safety afford
ed by all -wheel drive tempt you into ta king
extra risks .
192
-Although the all-wheel d rive is very e ffec
tive, always remember that braking capacity
is limited by tire tract ion. You shou ld there
fore not drive at excessive speeds on icy or
slippery road s urfaces.
- On wet road surfaces, be careful not to dr ive
too fast because the front wheels could be
gi n to slide on top of t he water (aquapla n
ing). If th is should occur, you will h ave no
warn ing from a s udden increase i n engine
spee d as wi th a front-wheel d rive vehicle.
Always d rive at speeds which are suited to
the road conditions -risk of crash.
Energy management
· Starting ability is optimized
Energy management controls the distribution of
electrical energy and thus optimizes the availa
bility of electrical energy for starting the engine .
If a vehicle with a conventional energy system is
not dr iven for a long period of time, the batte ry is
discharged by id ling current consumers (e.g. im
mobilizer) . In certain c ircumstances it can resu lt
i n the re being insuffic ient energy ava ilable to
start the eng ine.
Intelligent energy management in your vehicle
handles the d istribution of elec trical energy .
Start ing ability is markedly improved and the life
of the batte ry is ex tended.
Bas ically, energy management consists of
bat
tery diagnosis , idling current man agement
and
dynamic ene rgy management .
Battery diagnos is
Battery d iagnosis continuously determines the
state of the battery. Sensors determine battery
vo ltage , battery current and battery tempera
ture . This determines the current state o f charge
and the power of the battery .
Idling current management
Idling cur rent management reduces energy con
sumption while the vehicle is standing. With the ..,.
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ignition switched off, it controls the energy sup
ply to the various electrical components . Data
from battery diagnosis is considered.
Depending on the battery 's state of charge, ind i
vid ual consumers are gradually turned off to pre
ve nt excessive discharge of the battery and thus
maintain starting capability.
Dynamic en ergy management
Wh ile the veh icle is being driven , dynamic energy
management dist ributes the energy ge nerated
according to the needs of the individua l compo
nents . It regulates consumption, so that more
e lectrical energy is not being used than is being
generated and ensures an optimal state of
charge for the battery.
- But even energy management cannot neg
ate the limits of physics. Consider that the power and life of a battery are limited.
- If starting ability is threatened, the indica
tor light (•] appears
¢ page 30 .
What you should know
The highest priority is given to maintaining start
ing capability .
The battery is severely taxed in short-distance
driving, in city traffic and during the co ld time of
year. Abundant electrical energy is required, but only a little is generated . It is also crit ica l if the
engine is not runn ing and electrical components
are turned on . In this instance energy is being
consumed but none is being generated .
It is in precisely these situations that you will no
tice energy management actively regulat ing the
d istr ibution of energy .
Vehicle stands for an extended p eriod
If you do not drive your vehicle over a period of
several days or weeks, electrical components are
gradually cut back or sw itched off. This reduces
energy consumption and ma inta ins starting ca
pability over a longer pe riod . Some of the con
ve nience funct ions may not operate, suc h as the
inte rior ligh ts or the powe r seat adjustment. The
Intellig ent Technology
convenience functions will be availab le aga in
when you switch on the ignition and sta rt the en
gine.
With the engine turn ed off
If you listen to the rad io, for examp le, with the
engi ne turned off or use other
MM I* functions,
the battery is being discharged .
If s tarting capab ility is jeopardized due to energy
consumption, a message appears in the rad io or
MM I* disp lay. The message indica tes that the
system will be switched off automatically in a
moment . If you wish to continue using the func
t ions, you have to start the engine.
With the engine running
Although e lectr ic al energy is generated when t he
vehicle is being driven, the batte ry can become
discharged. This happens mostly when litt le en
ergy is being generated and a great dea l con
sumed and the battery's state of charge is not
optimal.
To bring the energy balance back into equilibr i
um, consumers whic h require especia lly large
amounts of energy are temporari ly cut back or
switched off. Heating systems in particular re
quire a great deal of energy. If you notice, for ex
ample, that the heated seats* or the heated rear
window a re not heati ng, they have bee n tempo
rarily cut bac k or switched off . T hese systems will
be available again as soon as the ene rgy balance
has been restored.
You w ill also notice that engine idle speed has
been increased s light ly. This is no rma l and not a
ca use for concern. By increas ing engine idle
speed the additional energy required is genera t
ed and the battery is charged.
193
Driving and th e en vironm ent
Driving and the
environment
Breaking in
New engine
The engine needs to be run-in during the first
1,000 miles (1,500 km).
For the first 600 miles (1 ,000 kilometer s):
.,. Do not use full throttle .
.,. Do not drive at engine speeds that are more
than 2/3 of the max imum permitted RPM .
From 600 to 1,000 miles (1 ,000 to 1 ,500
kilometers ):
.,. Speeds ca n gradually be increased to the maxi
mum perm iss ib le road or eng ine speed .
During and after break-in pe riod
.,. Do not rev the engine up to high speeds when it
is cold. This applies whether the transmission is
in N (Neutral) or in gear .
After the break- in period
.,. Do not exceed maximum engine speed under
any circumstances.
.,. Upshift into the next higher gear
before reach
ing t he red area at the end of the tachometer
sca le
¢page 8.
During the first few hours of driving, the eng ine's
internal friction is higher than later whe n all the
mov ing parts have been broken in. How well this
break- in process is done depends to a considera
b le exte nt on the way the vehicle is d rive n during
the firs t 1,000 miles (1,500 kilometers).
{[) Note
Extremely high eng ine speeds a re au tomati
cally reduced . However, these rpm lim its are
progr ammed for an e ng ine well run -in, not a
new engine.
@ For the sake of the environment
Do not dr ive with u nne cessarily high eng ine
spee ds -upshi fting ea rly saves fuel, reduces
noise and protec ts the enviro nment .
194
· New tires
If your veh icle is runni ng on new tires, d rive very
c ar efu lly fo r the fi rs t 350 miles (500 kilometers)
a fter fi tting.
_& WARNING
New tires tend to be slippe ry and must a lso
be "broken-in". Be sure to remember this dur
ing the first 350 m iles (500 kilometers) .
Brake gent ly. Avoid following closely behind
other ve hicles or ot her situations that might
require sudden, hard braking.
Catalytic converter
App lies to : vehicles wi th gaso line e ngi ne
-
It is very important that your emission control
system (catalytic converter) is functioning prop
erly to ensure that your vehicle is running in an
environmen tally sound manner .
.,. Always use lead-free gasoline¢ page 209,
Gasoline .
.,. Never r un the tank down all the w ay to emp ty.
.,. Never put too much mo to r o il in yo ur engi ne
¢ page 221, Adding engine oil 9::r..
.,. Never try to push- or tow-start your vehicle .
The cata lyt ic converter is an efficie nt "clea n-up"
device b uilt into the exhaus t sys tem o f the ve hi
cle . Th e catalytic converter b urns many of the
po llutants in the exhaust gas before they are re
l eased into the atmosphere.
The exclusive use of un le ad ed fuel is critically im
portan t fo r the life o f the cataly tic converte r and
proper functio ning of the engine .
A WARNING
The temperature o f the exhaust system is
h igh, both when driv ing and after stopp ing
the eng ine.
-
- Never touch the exhaust tail pipes once they
have become hot. This could resu lt in burns.
- Do not park or operate the vehicle in a reas
where the hot exhaust system may come in
contact with dry grass, b rush, fuel sp ill or
other mate rial which can cause a fire.
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-Do not apply additional undercoating or
rustproofing on or near the exhaust mani
fold, exhaust pipes, catalytic converter or heat shields. During dr iv ing, the substance
used for undercoating could overheat and
cause a fire.
Q) Note
- Be aware that just one tank filling with
leaded fuel will already ser iously degrade
t h e pe rformance of the catalytic converter .
- Do not exceed the correct eng ine o il level
c:> page 221.
-Do not drive until the fuel tank becomes
complete ly empty. The engine could mis
fire. Unburned fuel could also get into the
exhaust system and this cou ld cause the
catalytic conve rte r to overheat.
- Do not tur n off the ignition whi le the vehicle
i s mov ing.
- Do not continue to operate your vehicle un
der these cond it ions, as otherwise fuel can
r each the catalytic converte r. This cou ld re
su lt in ove rheating of the converte r, req uir
i ng its replacement.
- To assu re efficient operation of the Emis
s ion Control System:
- Have your vehicle maintained properly and
in accordance with the service recommen
dations in your Warranty
& Maintenance
booklet.
- Lack of proper maintenance as well as im
proper use of the vehicle will impair the
function of the em ission control system
and co uld lead to damage.
@) For the sake of the environment
Even when the Em ission Control System is op
erat ing properly, the exhaust gas can have a
sulfur-like exhaust gas smell under some op
erat ing states. This depends on the su lfu r
conten t of the fuel being used. Using a differ
ent brand of fue l may he lp, or filling the tan k
with lead -free s uper grade gasoline.
Driving and the envir onment
Diesel particulate filter
App lies to : veh icles w ith diesel en gine
The diese l particu late filter filters near ly all of
the soot particles out of the exhaust. The filter
cleans itself automatica lly under norma l driving
condit ions. If the filter cannot clean itself (for ex
amp le, because you are only driving short distan
ces), the filter becomes clogged with soot and
the m symbol for the d iesel part icu late filter il
luminates
c:> page 31 .
_&. WARNING
-Do not park your veh icle over flammab le
mate ria ls s uch as grass or leaves because
the high temperature of the diesel particu
late filter cou ld start a fi re.
-
- Do not app ly an underbody pro te ctant in the
exhaust system area or a fire could sta rt .
Avoid damaging the
vehicle
When you are driving on poor roads, or over
curbs, steep ramps, etc., make certain that low
ly ing parts such as spo ilers and exhaust system
parts do not bottom out and get damaged .
This is especially true for vehicles with low-s lung
chassis (sports chass is)* and fully loaded
vehicles.
Economical and environ
mentally-friendly driving
General
Your personal style of driving will determine the
economy of your vehicle, as well as exhaust and
noise levels .
Fuel economy, env ironmental impact, and wear
o n your engine, brakes and tires large ly depend
on three factors :
- your pe rsonal d riving s tyle
- operat ing cond itions
- technical limitat ions
If you ant ic ipate what you need to do next and
drive economically, you can easily cut your fuel
195
Driving and th e en vironm ent
consumption by 10-15 percent. This section will
give you some tips on how you can help the envi
ronment and your pocketbook.
(D Tips
The consumption estimates as published by
ENVIRONMENTAL PROTECTION AGENCY
(EPA) and Transport Canada may not corre
spond to your actual consumption on the
road, which will vary depend ing upon vehicle
load and speed, road and weather conditions,
trip length, etc .
Drive smoothly and keep a lookout ahead
Vehicles use the most fuel when they are acceler
ating .
"'Avo id unnecessary accelerating and braking.
Vehicles use the most fuel when they are acceler
ating . If you anticipate what is going to happen
next, you will need to brake less and, thus, accel
erate less . Let the vehicle coast whenever possi
ble -for example when you see that the next traf
fic light is red .
Avoid full throttle
Driving a t moderate speeds saves fuel and im
proves your mileage .
"'Try and keep well below your car 's maximum
speed .
Accelerating gent ly reduces fuel consumption,
engine wear, and does not disturb the environ
ment.
Fue l cons umption, exhaust emissions and engine
noise increase d isproportionately at high speeds .
If you drive at approximately three q uarters of
top speed, fuel consumpt ion w ill be reduced by
one half. Never drive faster than the posted
speed limit and weather conditions permit.
196
· Reducing unnecessary idling
E ven when your car is just idling it burns up fuel .
"'Shut the engine off when you are not driving
the vehicle.
"' Do not warm up the vehicle by letting the en-
gine run at idle .
The idling phase is automatically reduced for
vehicles with the Start-Stop-System*. It is effi c ient to sw itch off the engine in vehicles without
the Start-Stop-System* when stopped at ra ilroad
cross ings and long red lights. Turning the engine
off fo r just 30-40 seconds saves more fuel than is
bur ned by s tarting the engine again .
It takes a long time for the engine to warm up
fully when it is runn ing at id le . However, wea r
and noxious emissions are especially high when
the engine is warming up . So yo u should dr ive
away as soon as you sta rt the eng ine and avo id
running at hig h rpms whi le the engine is st ill
warming up .
Q) Note
Do not leave eng ine idling una ttended after
starting. If warning lights shou ld come on to
indicate improper operation, they would go
unheeded. Extended idling also prod uces
heat, which could result in overheating or
other damage to the vehicle or other proper
ty .
· Regular maintenance
A badly tuned engine unnecessarily wastes a lot
of fuel .
"' Have your vehicle serviced at regular interva ls.
By having your vehicle regular ly serv iced by an
authorized Audi dea le r helps to ensure that it
r uns prope rly and economically . The condition of
your vehicle not on ly affects its safety and ability
to hold its value, it also affects
fuel consump
t ion .
Check your oil each time you fill your tank.
The amou nt o f oi l used is related to engine load
and speed. ..,
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It is normal for the oil consumption of a new en
gine to reach its lowest value after a certain mile
age has been driven .
You must drive your vehicle abo ut 3,000 miles
(5,000 k ilometers) before you can proper ly as
sess oi l cons umption.
This a lso applies to fuel consumption and engine
ou tput.
(y Note
- Have your vehicle maintained properly and
in accordan ce with the servi ce recommend a
tions in yo ur Warranty
& Ma intenance book
l et. Lack of proper maintenance as well as
i mproper use of the vehicle will impair the
funct ion of the emission control system and
could lead to damage.
- Do not alter or remove any component of
the Em ission Control System unless ap
proved by the manufacturer.
- Do not a lter or remove any device, such as
heat shie lds, sw itches, ignition wires,
valves, which are designed to protect your
vehicle's Em ission Control System and other
i mportant vehicle components .
Fewer short trips
Fuel consumption will always be relatively high
on short trips .
.. Try to avoid driving short distances with a cold
engine.
The engine and catalyt ic converter have to reach
their optimal
ope rating temperature to reduce
fuel consumption and noxious emissions effec
t ively .
Just after starting, a co ld engine in a mid-size car
only achieves a fuel economy of 6-8 miles per
ga llon (30-40 l/100 km). After about a half a
mile, fuel economy cl imbs to 12 mpg (20 l/100
km). After about
2 .5 miles (4 km), the engine is
at its proper operating temperature and fuel
economy has reac hed a norma l level. So you can
see that you sho uld avo id short t rips w henever
possib le.
Driving and the envir onment
The out side tempe rature is a lso crit ica l in this re
gard . Your car consumes more fuel in the winter
than in the summer .
197
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-Ideal conditions do not prevail offroad . Nev
er utilize the maximum readings to their
fullest, always leave a safety reserve.
Driving tips
On poor rood and offrood, there is always only
one motto: Plan ahead and drive slowly!
Please observe the following when driving away
from paved roads:
~ Drive only on roads and offroad sections wh ich
match the design of your veh icle and your abili
ties as a driver. Never take risks!
~ Drive slowly and plan ahead!
~ Take into consideration the ground clearance
of your veh icle.
~ Activate the off road mode q page 186 as need
ed .
~ Use the hill descent assist q page 188 when
driv ing down steep sections on h ills.
Unpaved road s and offroad
Drive s low ly on unfamiliar roads and unknown
offroad sections, and look out for unexpected ob
stacles (e .g . potholes, rocks, tree stumps, etc .).
T o prevent the vehicle from bottoming and avoid
damage to the underbody, you should drive
stra ight across severe bumps in the ground with
only one side of the vehicle so that only two of
your wheels cross the bumps .
Drive briskly through sandy or marshy offroad
sections and do not stop, if at all possible.
Driving through water
Note the following to avoid vehicle damage when
driving through water, for example on flooded
roads:
- Th e wate r must not be any higher than the bot-
tom of the vehicle body.
- Do not drive faster than walking speed.
Driving on a slope
If you ever find yourself not able to climb a slope,
do not try to turn around, drive back down in
re
verse.
Othe rw ise, you run the risk of tipping over.
Offroad driving
If the vehicle threatens to tip over when driving
across a slope, you must immediately steer
downhill in the direction of the slope.
Do not park your vehi cle on steep slopes or
grades .
T o reduce the risk of tipping over, drive on slopes
i n the direction of the downward slope (fall line) -
not crosswise .
& WARNING ~ -
After driving thro ugh water, mud, slush, etc.,
the brakes may be slow to take effect beca use
of wet brake rotors and pads. Dry the brakes
f ir st by braking carefu lly to restore the full
braking effect.
(D Note
-Vehicle components such as the engine,
transmission, suspension or electrical sys
tem can be severely damaged by driving
through water .
- Always switch off the Start-Stop-System*
when driving through water
Q page 90.
(D Tips
-Check the depth of the water before driving
through it.
- Do not stop the vehicle, drive in reverse or
switch the engine off when driving through
water.
- Keep in mind that oncoming vehicles may
create waves that raise the water level and
make it too deep for your vehicle to drive
through safely.
-Avoid dr iv ing through salt water because it
can cause corros ion.
199