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Energy management
The starting ability is optimized
The energy manag ement syst em manages th e
electrical energy distribution and optimizes the
availability of electrical energy for starting the
engine.
When a vehicle w ith a conventional energy sys
tem is not dr iven for a long time, the batte ry is
d rained by equ ipment (for example the immobi l
i ze r) . In certain circumsta nces, there could may
n ot be eno ugh energy to st art the engine.
Your veh icle is equipped with an intellige nt ener
gy management system for d istr ibut ing electric i
ty . This s ignificantly im proves the s tarting ab ility
an d incr eases t he battery life.
The energy management system Is made up of
batter y diagnosis , idling current management
and dynami c energy management.
Battery diagnosis
The battery diagnosis determ ines the battery
charge level. The senso rs determ ine the battery
voltage, the battery current, and t he battery
t e m perature . Th e cu rrent charge level a nd the
p e rformance of the b attery are dete rm ined based
on this.
Idling current management
The idling c urrent management dec reases the
e n ergy used wh ile pa rked . With the eng ine
sw itched off, it manages the energy dist ribution
t o the different elect rical componen ts. Date from
b attery d iagnosis is ta ken into a ccount for this.
Depending on the battery cha rge level, e lectr ica l
eq uipment is switched off o ne item after the o th
e r, to p revent the batte ry from draini ng an d to
r eta in the s tarting ab ili ty.
Dynamic energy management
W hile driving, dy namic energy management dis
tr ibutes the appropriate amount of energy to the
e lectr ica l equipment.
It con trols the battery
ch arge level so th at more energy is not used then
i s being gener ate d in orde r to m aint ain a n op ti
mal battery charge level.
Intellig ent Technology
{!) Tips
- Energy management cannot overcome the
laws o f physics . Note that the charge level
and length of the battery life are limited.
- W hen the sta rting ability is endangered, the
(•) indicator light t urns on
¢ page 17.
What you should know
Maintaining the starting ability is the highest
priority .
A lo t of stress is p laced on t he b attery when dr iv
ing short d istances, in t raffic, and at cold times
of the year . A lot of energy is used but litt le is
generated .
It is also critical when the eng ine is
not r unning but e lectr ica l equipment is sw itched
o n . In th is case, energy is used but none is gener
ated .
In situat ions like th is, energy management w ill
active ly regulated the distr ibut ion of energy.
Long periods without use
If you do no t drive your vehicle for severa l days o r
weeks, electrical eq uipment is gradua lly scaled
back or sw itched off . This reduces e nergy use and
ensures the vehicle will be ab le to start after long
per iods of time . Some conven ience f unctions
such as opening w it h the remote control key may
not be availab le . Th ese convenience functions
will be ava ilable again once you switch the ign i
t io n on and sta rt the eng ine.
With the engine switched off
The battery w ill dra in if you use funct io ns such as
li ste ning to the radio wh ile the engine is switch
ed off .
The vehicle's ab ility to start may be impa ired by
the energy use, a message will appear in the In
fota inme nt system display .
The message indicates that the system w ill
switch off automatically soon . If you would like
to continue using the functions, you must start
the engine .
IJJ,,
121
Check ing and F illing
@ For the sake of the environment
Because of the prob lem of proper disposal of
brake fluid as we ll as the special tools re
quired and the necessary expertise, we rec
ommend that you have the b rake fluid
changed by your author ized Audi dealer .
Battery ( 12 V)
General information
All work on the battery requires expert knowl
edge .
Read and follow the WARNINGS
before check
i n g a nyth ing in the engine compartment
c::> page 188, Working in the engine compart
ment.
The batte ry in you r Aud i does not need any main
tena nce unde r
normal operating cond itions. A udi
re commends hav ing the e lectro lyte level check
by an au thor ized A udi dealer or au thori ze d Audi
Serv ice Facility when there a re
high outs ide tem
peratures or when driving a ll day. The elect rolyte
level sho uld a lso be checked each time the bat
tery is charged
c::> page 200.
Have the battery checked when you bring your ve
hicle in for an inspection. It is a good idea to re
p lace the battery if it is more than 5 years old .
T he batte ry is located in the eng ine compar tment
and is practically
maintenance-free .
Disconnecting the battery terminals
The battery shou ld not be d isconnected. Severa l
veh icle functions (power w indows, for example)
w ill be lost w hen the b attery is disconne cted. The
f u nctions mus t be reprog rammed after connect
in g the battery. To avo id th is, the battery shou ld
only be disconn ecte d from the vehicle e lectrica l
system when it is abso lutely necessary.
T o reprogram the func tions, proceed as follows:
198
Function Reprogramming
Power window one-c::> page 35, Correcting
touch up/down func-power window malfunc-
tion tions
Remote control key o r If the vehicle does no t
Convenience key react to the key, it must
be synchronized
c::> page29
Dig ita l cl ock c::>page 10
ESC indicator light The ind icator light goes
o ut after driving a few
meters
Not running the vehicle for long period s of
time
If you do not drive your vehicle for severa l days o r
weeks, electrical components are gradually re d u ced or switched off . This reduces energy con
s u mp tion and mai ntain s the vehicle's ability to
st art over a long perio d of time
c::> page 1 21.
Some conven ien ce f unctions, such as inter ior
li ght ing o r power seats* may not wor k. T hese
convenience functions will be availab le aga in
once you sw itch the ignition on and start the en
gine.
Winter operation
D ur ing the winte r mon ths, it is common for the
batte ry capac ity to decrease as the temperatures
become lower . This is because more power is
needed to start the vehicle and components such
as the headlights and the rear window defogger
a re used more freque ntly .
Avoid using power unnecessa rily, espec ia lly in
c ity dr iving o r on short t rips. Have your author
i z ed Audi dealer or author iz ed Audi Se rvice Facili
ty check the battery capacity be fore the start of
winter
c::> page 200 . A well -cha rged battery will
not only reduce sta rting prob lems in cold wea th
e r, bu t it will a lso l ast longer.
.&_ WARNING
- W ork on the b attery requires e xper t knowl
e d ge. Con tact an a uthor ized Audi dealer or
author ized Audi Se rvice Facility for info rma
tion rega rding the vehicle batte ry. There is a
-
ris k for chemical burns or e xplosions . ..,.
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Remote control key . . . . . . . . . . . . . . . . . . . 29
Safety central locking . . . . . . . . . . . . . . . . . 32
Sett ing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Certification . . . . . . . . . . . . . . . . . . . . . . . . . 256
Changing engine oil . . . . . . . . . . . . . . . . . . . 194
Child restraints Danger of using child restraints in the front
seat... .. .. .. ............... .. ..... 144
Where can I get additional information
about child restraints and their use? . . . . 183
Child restraint system anchors . . . . . . . . . . 179
Child safety . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Important safety instructions for using chi ld
safety seats . . . . . . . . . . . . . . . . . . . . . . . . 169
Teth er anchors . . . . . . . . . . . . . . . . . . . . . . 181
Tether straps . . . . . . . . . . . . . . . . . . . . . . . 181
Child safety seats Booster seats . . . . . . . . . . . . . . . . . . . . . . . 17 4
Convertible ch ild seats . . . . . . . . . . . . . . . 172
Convertible locking retractor . . . . . . . . . . 177
How do I properly install a child safety seat
. h' l 7 169 in my ve rc e . ................. ..... .
Infant seats .. .. ............. .. .. .. . 171
Installing a child restraint using the LATCH
system . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
LATCH system . . . . . . . . . . . . . . . . . . . . . . 180
L ower anchorages . . . . . . . . . . . . . . . . . . . 180
Mounting and releasing the anchorage
hook . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
Safety instructions . . . . . . . . . . . . . . . . . . . 169
Unused safety belts on the rear seat . . . . 171
Child seats . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Securing . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224
Cleaning/remov ing ice from windows . . . . . 226
Cleaning Alcantara . . . . . . . . . . . . . . . . . . . . 227
Cleaning artificial leather. . . . . . . . . . . . . . . 227
C leaning carbon parts . . . . . . . . . . . . . 226 , 227
Cleaning controls . . . . . . . . . . . . . . . . . . . . . 226
Cleaning decorative parts and trim . . . . . . . 226
Cleaning displays . . . . . . . . . . . . . . . . . . . . . 226
Cleaning exhaust tail pipes . . . . . . . . . . . . . 225
C lean ing plast ic parts . . . . . . . . . . . . . . . . . . 226
Clea ning seat covers . . . . . . . . . . . . . . . . . . . 227
C leaning tai l lights . . . . . . . . . . . . . . . . . . . . 225
C lea ning textiles . . . . . . . . . . . . . . . . . . . . . . 227
Cleaning the rims . . . . . . . . . . . . . . . . . . . . . 225
Index
Cleaning the wind deflector . . . . . . . . . . . . . 226
Climate control system Key recognition . . . . . . . . . . . . . . . . . . . . . . 61
Climate control system (automatic)
Adjusting air vents . . . . . . . . . . . . . . . . . . . . 63
Adjusting the air vents . . . . . . . . . . . . . . . . . 63
Air distribution, air vents . . . . . . . . . . . . . . . 63
AUTO (cl imate control system) . . . . . . . . . . 62
Blower . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
D efrosting the windshield . . . . . . . . . . . . . . 63
Drive select . . . . . . . . . . . . . . . . . . . . . . . . . 106
Rear window defogger . . . . . . . . . . . . . . . . . 64
Recirculation mode . . . . . . . . . . . . . . . . . . . 63
Setting the temperatu re . . . . . . . . . . . . . . . 62
synchroniz ing . . . . . . . . . . . . . . . . . . . . . . . . 62
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Clos ing
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Windows . .. .. .. .. ............. .. .. . 34
Closing/ope ning
by remote control . . . . . . . . . . . . . . . . . . . . 29
with the central locking switch . . . . . . . . . . 31
with the conven ience key . . . . . . . . . . . . . . . 30
Cockp it (overview) . . . . . . . . . . . . . . . . . . . . . . 8
Coming home . . . . . . . . . . . . . . . . . . . . . . . . . 45
Compartments . . . . . . . . . . . . . . . . . . . . . . . . 57
Compass in the mirror . . . . . . . . . . . . . . . . . . 51
Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . 256
Consumer information . . . . . . . . . . . . . . . . . 253
Consumer Information . . . . . . . . . . . . . . . . . 132
Consumption (fuel) . . . . . . . . . . . . . . . . . . . . 24
Contacting NHTSA . . . . . . . . . . . . . . . . . . . . 132
Conv enience key
Emergency operation . . . . . . . . . . . . . . . . . . 72
Indicator light . . . . . . . . . . . . . . . . . . . . . . . 72
Starting the engine (S TART ENGINE STOP
button) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Stopping the engine (START ENGINE STOP
button) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Switching the ignition on . . . . . . . . . . . . . . 70
unlocking/lock ing . . . . . . . . . . . . . . . . . . . . 30
Convenience opening/closing . . . . . . . . . . . . 34
Convert ible child safety seats . . . . . . . . . . . 172
259
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Installing the upper tether strap on the an -
chorage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
I nstrument cluster . . . . . . . . . . . . . . . . . . . . . 10
Instruments . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Adjusting the lighting . . . . . . . . . . . . . . . . . 47
Int erior lighting . . . . . . . . . . . . . . . . . . . . . . . 46
Intermittent (windsh ield wipers) . . . . . . . . . 49
J
Jump -starting
Jump start cab les 244
245
K
Key....
... .. .................. ..... .. 27
Checking the number. . . . . . . . . . . . . . . . . . 27
Key not recognized . . . . . . . . . . . . . . . . . . . 72
Key replacement . . . . . . . . . . . . . . . . . . . . . 27
Messages (ignit ion lock) . . . . . . . . . . . . . . . 72
Messages (with convenience key) . . . . . . . . 72
Replacing the battery . . . . . . . . . . . . . . . . . 28
unlocking/locking . . . . . . . . . . . . . . . . . 29, 30
Un lock ing/ locking . . . . . . . . . . . . . . . . . . . . 32
Key recognition
Climate control system . . . . . . . . . . . . . . . . 61
Kick-down Automatic transmission . . . . . . . . . . . . . . . 81
Knee airbags . . . . . . . . . . . . . . . . . . . . . . . . . 159
Description . . . . . . . . . . . . . . . . . . . . . . . . . 159
How they work . . . . . . . . . . . . . . . . . . . . . . 160
Important safety instructions . . . . . . . . . . 161
L
Lane assist
refer to Active lane assist . . . . . . . . . . . . . 100
LATCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
Description . . . . . . . . . . . . . . . . . . . . . . . . . 180
Installing a child restraint . . . . . . . . . . . . . 180
L ocat ion . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
Mounting and releasing the anchorage
hook . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
Launch Control-Program (automatic transmis-
sion) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Leather care/clean ing . . . . . . . . . . . . . . . . . 227
L eavi ng home . . . . . . . . . . . . . . . . . . . . . . . . . 45
Index
LED headlights
All-weather lights . . . . . . . . . . . . . . . . . . . . 43
Left hand drive . . . . . . . . . . . . . . . . . . . . . . . . 46
Lifting jack . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Light Adaptive light . . . . . . . . . . . . . . . . . . . . . . . . 43
Adjusting automatic headlights . . . . . . . . . 45
Coming/ Leaving home . . . . . . . . . . . . . . . . . 45
Fog lights/rea r fog light(s) . . . . . . . . . . . . . 43
Headlight flasher . . . . . . . . . . . . . . . . . . . . . 45
Headlights . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Highway light . . . . . . . . . . . . . . . . . . . . . . . . 44
Switching daytime running lights on and off .4S
Travel mode . . . . . . . . . . . . . . . . . . . . . . . . . 46
Light/rain sensor Headlights . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Indicator light . . . . . . . . . . . . . . . . . . . . . . . 21
Intermittent (windshield wipers) . . . . . . . . 49
Lighting Exterior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Interior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Lights Ambient lighting . . . . . . . . . . . . . . . . . . . . . 46
Head light range control system . . . . . . . . . 43
Headlights . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Interior/read ing . . . . . . . . . . . . . . . . . . . . . . 46
Low beam headlights . . . . . . . . . . . . . . . . . . 43
Parking lights . . . . . . . . . . . . . . . . . . . . . . . . 43
Locking/unlocking At the lock cylinder . . . . . . . . . . . . . . . . . . . 32
by remote control . . . . . . . . . . . . . . . . . . . . 29
with the central locking switch . . . . . . . . . . 31
with the convenience key . . . . . . . . . . . . . . . 30
Long-term memory . . . . . . . . . . . . . . . . . . . . 24
Low beam
Indicator light . . . . . . . . . . . . . . . . . . . . . . . 20
Low beam headlights . . . . . . . . . . . . . . . . . . . 43
Lower universal anchorages (Canada) . . . . . 179
Luggage compartment . . . . . . . . . . . . . . . . . . 58
Cargo net . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Increasing the size . . . . . . . . . . . . . . . . . . . . 58
Loading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Reversible mat . . . . . . . . . . . . . . . . . . . . . . . 60
Socket.... .. .. .. .. ............... .. . 56
Storage hooks . . . . . . . . . . . . . . . . . . . . . . . 60
Stor ing cargo correctly . . . . . . . . . . . . . . . 130
263