
,....,
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The combustion engine is operated on ly as need
ed . Gene rally, the combustion engine turns off
when the vehicle is stationary and the high vo lt
age battery powers the electrical vehicle sys
tems.
The purpose of automatica lly shutting the com
bustion engine off in hybrid drive mode is to save
fuel. All of the important vehicle systems, such
as steering, brakes and the A/C system, continue
to rema in active. In some cases, systems may re
qu ire the combustion eng ine to continue running
when the vehicle is stationary . When dr iving in
congested traffic for long periods of t ime, the
combustion engine will cycle on when the veh icle
is stat iona ry to keep the h igh voltage battery
charged.
Gliding
If the gas pedal is not pressed and the D posit ion
is selected, the combustion engine remains
turned off up to speeds of app roximately 99 mph
(160 km/h) . D riving conservat ively like th is can
reduce fuel c:on5umption .
Energy recovery (recuperation )
When braking, the electric motor will act as a
generator creating electr ic energy that is then
sto red in the high voltage battery. This also oc
curs when the ve hicle is coasting or dr iving down
hill. The combustion engine is automatica lly
turned off in this case.
Tips for Driving Efficiently with your Hybrid
A ppl ies to vehicles: with hybr id drive
Driving situa- Conditions
tions
- Shift into the D position .
Starting from a -
Release the brake pedal.
Hybrid
The vehicle is braked with the electric motor by
applying early and even pressure to the brakes
and using short pedal movements~
page 98,
fig. 110 @. By doing this, a large amount of the
kinetic energy is recovered and may be stored as
electric energy in the high voltage battery. Dur
i ng heavy brak ing, the conventional brakes are al
so act ivated
~ page 98, fig . 11 0@ .
The energy recovery is shown in the MMI d isplay
~ page 104 .
Automatic start of the combustion engine
Various operating conditions cause the combus
t ion eng ine to start automatically:
- The high vo ltage battery charge level is low.
- The temperatu re of the combustion engine is
low.
- The temperature of the catalytic converter is
low.
- The power output needed for the A/C system is
high.
- The vehicle speed is high .
- The vehicle acceleration is high .
- The incline is steep .
- High charge level for the high voltage battery
when coasting. In this case, the high voltage battery cannot absorb any more energy and so
the electric motor cannot slow down the veh i
cle . The combust ion engine turns on (engine
brake). In th is situation the high voltage bat
tery will show a Max charge.
Vehicle behavior
In the D posit ion, the hybrid system adapts
to the dr iving situat ion by automatically
stop -
Only press moderately on the ac- switch
ing between the combust ion engine
and e lectr ic dr ive types or by combining
celerator pedal.
them.
101

Hybrid
Driving situa- Conditions Vehicle behavior
tions
- Cautious driving and reserved ac- The kinetic energy of the vehicle is used to
celeration. move the vehicle.
Constant driving - Release the accelerator pedal early When you release the accelerator pedal en-
and coasting
and entirely. tirely, the combust ion engine turns off auto-
(gliding)
matically and is disengaged. The vehicle
g lides without being propelled.
- Brake early and evenly with short The electric motor brakes the vehicle . By do-
Energy recovery pedal movements. ing this, a large amount of the kinetic energy
(recuperation) is recovered and may be stored in the high
voltage battery in the form of electr ic energy .
- Reserved acce leration and early The kinetic energy of the vehicle is used to
and even braking w ith short pedal move the vehicle .
movements.
Driving in city
- Use the
l~I button sparingly. The battery drains quickly when the 1~ 1 but -
traffic ton is turned on, which can increase fuel con-
sumpt ion because electric driv ing is given
priority, even if driv ing with the combustion
engine on would be mo re efficient.
- Intentionally take your foot off of When you release the accelerator pedal en-
the gas pedal to allow for lengthy ti rely, the combustion engine turns off auto-
coast ing . matically and is disengaged. The vehicle
glides w ithout being propelled .
Driving on high- - Reduce
the vehicle speed by re- Fuel consumption can be reduced by coast-
ways and ex- leasing
the acce lerato r peda l and ing.
pressways not
by braking.
- Avoid vehicle speeds above ap -
It is possible to coast up to a vehicle speed of
proximately 99 mph (160 km/h). approximately 99 mph (160 km/h).
- Use the S selector lever posit ion A sporty driving style increases fuel con-
and tiptronic mode sparingly . sumption .
- Do not run the combustion engine
The temperature of the combustion engine
while the vehicle is parked to warm rises very s
low ly and the fuel consumption in-
the engine . creases considerably.
- Use the rear window/exterior
mir-This conserves the energy in the high voltage
Driving in cold ror defroster and the seat
heating battery so that it is available to run the vehi-
sparingly . cle in electric mode .
weather
-Park the vehicle in a garage over- This reduces exposure of the high voltage
night. battery to cold temperatures. The required
temperature range for the high voltage bat-
tery will then be reached more quickly after
you start driving.
102

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Audi ada pti ve c ruise contr ol and br akin g gu ard
-For safety reasons, do not use adapt ive
cruise contro l when driv ing on roads with
many curves, when the road surface is in
poor condit ion and/or in bad weather (such
as ice, fog, gravel, heavy rain and hydroplan
ing) . Us ing the system under these condi
t ions could result in a collision .
- Switch adaptive cruise contro l off tempora
rily when driving in turn ing lanes, on ex
pressway exits or in const ruc tion zones. This
preven ts the vehicle from accelerating to
the set speed when in these situat ions .
- T he adapt ive cr uise con trol system will no t
br ake by i tself if you pu t your foot on the ac
celerator peda l. Doing so can override the
speed and distance regulation.
- Whe n approaching stat ionary obje cts such
as stopped traffic, adapt ive cruise control
will not respo nd and braking guard will have
limited function .
- The adaptive cruise control system and
brak ing guard do not react to peop le, ani
ma ls, objects crossing the road or oncom ing
objects.
- The function of the radar sensor can be af
fected by reflective objects such as guard
rai ls, t he entrance to a tunnel, heavy rain or
ice.
- Never follow a veh icle so closely that you
cannot stop your vehicle safely . The adap
t ive cr uise control cannot slow or brake the
vehicle safely when you follow another veh i
cle too close ly. Always remember th at the
au tom atic b raking function ca nnot br ing the
vehicle to a sudden or emergency stop un
der these conditions .
- T o preven t unintended operation, always
switch adaptive cruise co ntro l off w hen it is
not being used .
(D Note
The sensor can be disp laced by im pacts o r
d amage to the bumper, whee l housing and
underbody. That cou ld affect the adaptive
cru ise control system and braking guard.
Have your a uthorized Audi dea ler or author
ized Audi Service Fac ility check their function.
In curves
App lies to vehicles: with A udi adapt ive cr uise control
Fig. 117 Ex amp le : d ri ving int o a c urve
When driving into a curve¢ fig. 117 and out of a
curve, the adapt ive cruise control may react to a
vehicle in the next lane and apply the brakes . Yo u
can override or prevent the b raking by press ing
the accelerator pedal b riefly.
Stationary objects
Applies to vehicles: wit h Audi adaptive c ruise control
Fi g. 1 18 Example: object c hang ing lanes a nd st ationary
ob ject
The adaptive cruise control system only reacts to
objects that are moving or that the system has
already detected as moving. For example, if ave
hicle @, which has already been detected by the
adaptive cruise control, turns or changes lanes
and another stat ionary vehicle @ is located in
front of that vehicle, the system will not react to
t h e stationary veh icle.
107

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Audi adaptive cruise control and braking guard
@ Indicator lights
Ill-Adaptive cru ise control is switched on. No
vehicles are detected up ahead. The stored speed
is maintained.
• -A moving vehicle is detected up ahead. The
adaptive cruise control system regulates the
speed and distance to the moving vehicle ahead
and accelerates/brakes automatically.
• -When automatic braking is not ab le to keep
enough distance to a previously detected moving
vehicle up ahead, you must take control and
brake
~ page 111, Request for driver interven
tion.
© Display
If adaptive cruise control is not shown in the dis
play, you can call it up with the
I RESETI button
¢page 20.
Based on the symbols in the display, you can de
termine if the system is maintaining a distance to
the vehicle ahead and what that distance is.
No vehicle -No vehicle ahead was detected.
White vehicle -A vehicle ahead was detected.
Red vehicle -Prompt for the dr iver to take action
¢page 111.
Both arrows on the scale © indicate the distance
to the vehicle ahead . No arrow appears when the
vehicle is on an open road and there is no object
ahead . If an object is detected ahead, the arrow
moves on the scale .
The green zone on the scale shows the stored dis
tance. For information on changing the stored
distance, refer to
¢page 110. If the distance se
lected is too close or may soon become too close,
the arrows move into the red zone on the scale.
A WARNING
Improper use of the adaptive cruise control
can cause collis ions, other acc idents and seri
ous personal injur ies.
- Pressing the
!SET ! button when driving at
speeds below 20 mph (30 km/h), will auto
matically accelerate the vehicle to 20 mph (30
km/h), which is the minimum speed
that can be set.
(D Tips
- If you switch the ignition or the adaptive
cruise control off, the set speed is erased
from the system memory.
- Th e Electronic Stabilization Control (ESC) is
automatically turned on when the adaptive
cruise control is turned on . You cannot
switch the ESC into offroad mode while the
adaptive cru ise control is turned on
¢page 191.
Changing the speed
Applies to vehicles: with Audi adapt ive cru ise control
0
f
•
0
Fig. 122 Selector lever: ch an gin g the speed
.,. To increase or reduce the speed in increments,
tap the lever up or down.
" To increase or reduce the speed quickly,
hold
the lever up or down until the red LED @ reach
es the des ired speed c::>
page 108, fig. 121 .
Following any changes, the new stored speed will
be displayed br iefly in the display @c::>
page 108,
fig. 121 .
109

Audi adaptive cruise control and braking guard
Audi braking guard
Description
Applies to vehicles: with Audi adaptive cruise contro l
Fig. 126 In strument cluste r: appro ach warning
Braking guard uses a radar sensor. It also func
tions within the limits of the system when adap
tive cruise control is switched off .
What can braking guard do?
When detected in time, the system can assess
situations when a veh icle ahead brakes suddenly
or if your own vehicle i s traveling at a high speed
and approaching a vehicle up ahead that is mov
ing more slowly . Braking guard does not react if
it cannot detect the situat ion.
The system advises you of variou s situations:
- The
distance warning is given if you are too
close to the vehicle ahead for a long time. If the
vehicle ahead brakes sharply, you will not be
able to avoid a collision. The indic ator light .
in the display comes on.
- The
approach warning is given when a detected
vehicle up ahead in your lane is moving much
more slowly than you are or if it brakes sharply .
When this warning is given, it may only be pos
s ib le to avo id a collision by swerving or braking
sharply. The indicator light . and indicator in
the display will warn you about the danger
¢fig. 126. You will also hear an acoustic signal.
If you do not react fast enough or do not react at
a ll to the situation, braking guard will intervene
by braking and the message
Braking guard: Acti
vated
will appear.
l) Thi s is no t a vail able in som e coun trie s.
112
- If a collision is imminent, the system will first
provid e an
acute warning by briefly and sharply
app ly ing the b rakes.
- If you do not react to the acute warning, brak
ing guard can brake within the limits of the sys
tem . This reduces the vehicle speed in the event
of a collision.
- At speeds under 20 mph (30 km/h), the system
can initiate a comp lete deceleration shortly be
fore a collision ll.
- If the braking gua rd senses that you are not
braking hard enough when a collision is immi
nent, it can increase the braking force.
Which functions can be controlled?
You can switch braking guard and the distance/
approach warning on or off in the radio/MM
I*
¢ page 113 , Settings in the radio/MM!* .
A WARNING
Lack of attent ion can cause collisions, other
accidents and ser ious personal injuries . The
braking guard is an assist system and cannot
prevent a collision by itself . The driver must
always intervene. The driver is always respon
sible for braking at the correct time .
- Always pay close attention to traffic, even
when the braking guard is switched on. Be
ready to intervene and be ready to take
complete control whenever necessary. Al
ways keep the safe and legal distance be
tween your vehicle and vehicles up ahead .
- Braking guard works within limits and will
not respond outside the system limits, for
examp le when approach ing a stopped vehi
cle or stationary obstacle (end of a traffic
jam or vehicle that has broken down in traf
fic) .
- Always remember that the radar sensor for
the braking guard works only within defined
detection and range limits that may prevent
the proper detection of other vehicles.
- The radar sensor's function and range can
be reduced by rain, snow and heavy spray.
Moving vehicles up ahead may not be
-

Automatic transmissio n
Automatic transmission
tiptronic
Introduction
The automat ic transmission is controlled e lec
tron ically . The transmission upshifts or down
shifts automatically depending on wh ich dr ive
p rogram is selected. The powe r is transferred by
a torque converter .
When a
moderate driving style is used, the
transmission se lects the most economical d riving
mode .
It will then change up early and de lay the
downshifts to give better fuel economy .
The transm ission switches to a spo rty mode afte r
a kick-down or when the drive r uses a
sport y
d riv ing sty le
charac ter ized by quick accelerator
pedal movements, heavy acce leration, frequent
changes in speed and traveling at the maximum
speed.
If desired, the dr iver can a lso select the gears
manually ( tiptronic mod e) ¢ page 126.
Selector lever positions
0 ;:t 0 ct CX) a,
Fig. 1 34 Disp lay in the instrument cl uster: selector lever in
position P
The selector lever position engaged appears next
to the selector lever as well as in the instrument
cluster display .
P -Pa rk
In this selector lever position the transmission is
mechanically locked. Engage P only when the ve
h icle is
completely stopped¢.& in Driving the
automatic transmission on page 124 .
122
To shift in or out of pos ition P, you m ust first
press and hold the brake pedal and then press
the release button in the selector lever hand le
while moving the selector lever to or from P. You can sh ift out of this position on ly w ith the igni
tion on .
R -Reve rse
Se lect R only when the vehicle is at a full stop
and the engine is running at idle speed c> .& in
Driving the automatic transmission on
page 124.
Befo re yo u move the selector lever to R, press
both the button in the hand le of the se lector lev
er
and the brake peda l at the same time.
When the ignition is on, the backup lights i llumi
nate when the se lector lever is moved into R .
N -Neutral
The t ra nsmission is in neutra l in this position .
S hi ft to this pos it ion for s tand ing wi th the brakes
applied
¢ .&. in Driving the automatic transmis
sion on page 124 .
The vehicle can also ro ll when
the engine is stopped .
When the vehicle is stationa ry o r at speeds be low
1 mph (2 km/h), you must a lways apply the foot
brake before and whi le moving the lever out of N .
D/S -Normal position for driving forward
In the D/5 position, the transmission can be op
erated either in the normal mode Dor in the
spo rt mode 5. To se lect the sport mode 5, p ull
t h e se lecto r lever back briefly. Pulling the leve r
back again will select the normal mode D . The in
strument cluster d isplay shows the se lected driv
i ng mode.
In the
normal mode D, t he transmission auto
matically selects the suitable gear ratio . It de
pends on engine load, vehicle speed and d riving
style.
Se lect t he
sport mode 5 for sporty drivi ng . The
vehicle makes fu ll use of the engine 's power.
Shifting may become noticeable when accelerat
i ng . Hybrid drive* : electric driving is not possible .
When the vehicle is stationary o r at speeds be low
1 mph (2 km/h), you must a lways apply the foot ..,.

,....,
N
co
er::
co
,....,
running while in gear. If you must leave
your vehicle when the engine is running, ac tivate the parking brake and move the selec
tor lever to P.
- Power is still transmitted to the wheels
when the engine is running at idle. To pre
vent the vehicle from "creeping", you must keep your foot on the brake when the en
gine is running and the selector lever is in D/
5 or R or "tiptronic" mode is selected .
- Do not press the accelerator pedal when
changing the selector lever position while
the vehicle is stationary and the engine is running.
- Never shift into R or P while driving.
- Before driving down a steep slope, reduce
your speed and shift into a lower gear with "tiptronic" .
- Do not ride the brakes or press the brake
pedal too often or too long when driving
down a hill. Constant braking causes the
brakes to overheat and substantially re
duces braking performance, increases brak
ing distance or causes complete failure of
the brake system .
- To prevent the vehicle from rolling back
when stopping on inclines, always hold it in
place with the brake pedal or parking brake.
- Never hold the vehicle on an incline with a
slipping clutch. The clutch opens automati
cally when it becomes too hot from the
overload . An indicator lamp
[ijJ illuminates
and a driver message appears
c> page 126
when the clutch is overloaded .
- If the engine must remain running, never
have any driving position engaged when
checking under the hood.
Make sure these
lector lever has securely engaged and is
locked in P with the parking brake set
c> page 220. Otherwise, any increase in en
gine speed may set the vehicle in motion,
even with the parking brake applied.
(D Note
- When stopping on an incline, do not try to
hold the vehicle in place by pressing the ac
celerator pedal while a driving gear is se-
Automatic transmission
lected. This can cause the transmission to
overheat and can damage it. Activate the
parking brake or press the brake pedal to
prevent the vehicle from rolling.
- Allowing the vehicle to roll when the engine
is stopped and the selector lever is in N will
damage the transmission because it is not
lubricated under those circumstances.
(!) Tips
For safety reasons, the parking brake is re
leased automatically only when the driver's
safety belt is engaged in the buckle.
Hill descent control
The hill descent control system assists the driver
when driving down decline s.
Hill descent control is activated when the selec
to r lever is in D/S and you press the brake pedal.
The transmission automatically selects a gear
tha t is suitable for the incline. Hill descent con
trol tries to maintain the speed achieved at the
time of braking, within physical and technical
limitations. It may still be necessary to adjust the
speed with the brakes .
Hill descent control switches off once the decline
levels out or you press the accelerator pedal.
When the speed is set in the cruise control sys
tem
c> page 95 , hill descen t control is also ac ti
vated .
A WARNING
Hill descent control cannot overcome physical
limitations, so it may not be able to maintain
a constant speed under all conditions . Always
be ready to apply the brakes.
125

Intelligent Technology
shared, please see your contract with the
wireless te lecommunications provider and the
"About Aud i connect" tab in your vehicle's
MMI*:
I MENU ! button > Audi connect > About
Audi connect .
Electronic Stabilization
Control (ESC)
Description
The Electroni c Stab ili z at ion Control (ESC) re infor
ces driver safety. It reduces the r isk of slipping
and improves driving stability. ESC detects crit i
cal s ituations suc h as the vehicle overstee ring
and understeering o r the wheels sp inning. The
ve hicl e is stab ilized by applying the b rakes o r re
ducing e ngine torque . Once t he ESC is acti ve , the
i n dicator light
m bli nks in the instrument cl us
ter.
The fo llow ing sys tems a re integrated in the ESC:
Anti-lock b rake system (ABS)
ABS preve nts the wheels from lock ing up when
b raking . The veh icle can sti ll be steered even dur
i n g ha rd brak ing . Apply steady press ure to the
b rake pedal. Do no t pump t he pedal. A pulsing in
the brake pedal indicates tha t the system i s help
i n g you to br ake the vehicle .
Brake assist system
The brake assist system can decrease brak ing dis
tance . It increases brak ing power when the d river
p resses the brake pedal q uic kl y in eme rgency si t
uations . You m ust press and hold t he b rake pedal
until the situa tion is over. In vehi cles w it h ad ap
tive cruise contro l* , the brake assist system is
mo re sensit ive if the distance detected to the ve
h icle ahead is too small.
Anti -slip regulation (ASR)
A SR re duces eng ine power when the drive w heels
begin to spin and adapts the force to the roa d
conditions. This makes it easie r to sta rt, acceler
ate and drive up hi lls.
190
Electronic differential lock (EDL)
The EDL brakes wheels that are spi nning and
transfers the drive power to the other w heels .
This function is not ava ilable at higher speeds.
I n ext reme cases , ED L automat ica lly swi tches off
to help keep the b rake on the bra ke d whee l from
overheating . EDL will sw itch on again automa ti
ca lly w hen conditions have returned to normal.
Steering recommendation
The ESC he lps to stabilize the vehicle by cha ng ing
t h e s teer ing torque .
On vehicles with dynam ic steering*, ESC helps
stab il ize the steer ing in crit ica l sit uat ions .
Selective wheel torque control
Selective wheel torque cont rol is used when d riv
i ng o n curves. The front whee l on the inside of
the curve or both wheels on the i nside of the
curve are braked selectively as needed . Th is al
l ows mo re prec ise driving in c urves . The applica
ble sys tem may not a ctivate w hen d riv in g in we t
o r snowy cond it ions.
_8. WARNING
- The ESC and i ts integ ra ted systems cannot
overcome the laws of physics . This is espe
cially important on slippery or wet roads. If
the systems begin act ing to stab ilize your
veh icle, you should immediately change
your speed to matc h the road and traffic
conditions. Do no t let the increased safe ty
provided by t hese systems tempt yo u to
t ake risks. Doing so will i ncreas e th e risk of
a loss of vehicle con trol, collisi on and se ri
ou s person al injur ies .
- Always a dap t your spee d to road , traffic and
weather condi tions. The risk of los ing con
t rol of the vehicle in cr eases w hen driving
t oo f ast, es pecially throu gh curves and on
slippe ry or wet roads, and when driving too
close to ve hicles up ahea d. The ESC and its
integ rated systems cannot always prevent
col lisions - there is still a risk of accidents!
- Always accelerate w ith special ca re on even,
smooth surfaces s uch as those that are wet
o r covered with ice and snow. The drive .,..