light AUDI A6 2018 User Guide

Instruments and indicator lights
& Brake booster
U Brake servo: limited functionality. You can
continue driving. Contact workshop
There is a ma lfunction in the brake booster . The
brake booster is available, but its effectiveness is
reduced . Braking behavior may be different from
how it normally functions and the brake pedal
may vibrate.
Drive to an authorized Audi dealer or authorized
Audi Service Facility immediately to have the
malfunction corrected.
Y!., /~ Electronic Stabilization Control (ESC)
If the bJ indicator light blinks while driving, the
ESC or ASR (Anti-Slip Regulation) is actively regu­
lating.
If the
bJ indicator light turns on, the system has
switched the ESC
off. In this case, you can switch
the ignition
off and then on to sw itch the ESC on
again. The indicator light turns
off wh en th e sys­
tem is functioning fully.
If the
II indicator light turns on, ESC was
switched
off using the i.i, O FF I button
¢page 119.
Stabilization control (ESC/ABS): Fault! See
owner's manual
If the G) indicator light and the ABS indicator
light~ (USA models) I II] (Canada models)
turn on and this message appears, there is a mal­
function in the ABS system or electronic differen­
tial lock. This also causes the ESC to malfunction.
Th e brakes still function with their normal pow er,
but ABS is not active.
Drive to an authorized Audi dealer or authorized
Audi Service Facility immediately to have the
malfunction corr ect ed.
&_ WARNING
If the 1111 (USA models) /. (Canada mod­
els) brake system indicator light turns on to­
gether with the ABS and ESC indicator lights,
the ABS and ESC regulating function may
have malfunctioned . Functions that stabilize
16
the vehicle are no longer available. This could
cause the vehicle to swerve, which increases
the risk that the vehicle will slide. Drive care­
fully to the nearest authorized Audi dealer or
authorized Audi Service Facility and have the
malfunction corrected.
{D Tips
For additional information on ESC and ABS,
see
¢ page 119 .
tlit !J: Safety systems
The II (USA models) Im (Canada models) indi­
cator light monitors the safety systems .
I f the
II (USA models) Im (Canada models) in­
dicator light turns on or blinks, there is a mal ­
function in a safety system such as the airbag or
belt tensioner system.
Drive to an authorized Audi dealer or authorized
Audi Service Facility immediately to have the
malfunction corrected .
&_ WARNING
Have the malfunction in the safety systems
inspected immediately. Otherwise, there is a
risk that the systems may not activate during
a collision, which increases the risk of serious
injury or death.
(0} Brake pads
Ill Brake pads!
The brake pads are worn.
Drive to an authorized Audi dealer or authorized
Audi Service Facility immediately to have the
brake pads checked.
Applies to: USA models
-
The Ill indicator light turns on together with the
1111 indicator light.
EPC Engine control (gasoline engine)
If the~ indicator light turns on if there is a
malfunction in the engine control.

a co .... N
" N .... 0 0 \.J ' Drive slowly to an authorized Audi dealer or au­
thorized Audi Service Facility to have the engine
checked.
! ?) Engine speed limitation
Applies to: ve hicles with eng ine speed lim itat ion
Ill Maximum engine speed: XXXX rpm
The engine speed is automatically limited to the
speed displayed in the instrument cluster. This
protects the engine from overheating.
The engine speed limitation deactivates once the
engine is no longer in the critical temperature range and you have released the accelerator ped­
a l once.
If the engine speed limitation was activated by
an engine contro l ma lfunction, the
ll:a indicator
light also turns on. Make sure that the speed
does not go above the speed displayed. Drive to
an author ized Audi dealer or authorized Audi
Service Facility immediately to have the malfunc­
tion corrected .
Q) Tips
Applies to: S models
The engine speed is limited when the engine
is cold
-the full engine output is not availa­
ble. When the engine is at operating temper­
ature, the red area in the tach ometer moves
to a highe r RPM range.
~;... Engine oil sensor
• Oil level! Sensor defective
The senso r to check the engine oil level has
fa iled. Drive to an authorized Aud i dealer or a u­
thorized Audi Service Facility immediately to have
the ma lfunction corrected .
f Engine warm-up request
0 Please warm up engine
Fuel has en tered the engine oi l, either from low
outside temperatures or frequent short drives. Drive unti l the engine is warm so that the fue l in
the eng ine oil will evaporate. Avoid high engine
Instruments and indicator lights
speeds, full accelerating and heavy engine loads
when doing this.
Bil Tank system
II] Please refuel
If the indicator light turns on for the first time
and the message appears, there are about 2.6
gallons ( 10 liters) of fuel left in the tank.
II] Fuel tank system malfunction! Contact deal­
er
T here is a ma lfunct ion in the fuel tank system.
Drive to an authorized Audi dealer or authorized
Audi Service Facility immed iately to have the
malfu nction corrected .
(D Tips
For additional informat io n on refueling, see
c::>page 186 .
.. Washer fluid level
m Please refill washer fluid
Fill the washer fluid for the windsh ie ld washer
system and the headlight washer system* when
the ignit ion is switched off
c::> page 199 .
• Windshield wipers
m Windshield wiper defective
There is a malfunction w ith the windshield wip­
ers .
Drive to an authorized Audi dealer or authorized
Audi Service Facility immed iate ly to have the
malfunction corrected.
i§! l0$ Defective light bulb warning
If the 1:1 ind icator light turns o n, a light has
failed . The message indicates the location of the
lig ht. If the
IJ indicato r light also turns on, then
a rear fog light has failed. The position of the in­
dicator light corresponds with the location on the
vehicle.
..,.
17

Instruments and indicator lights
Drive to an autho rized Aud i dea le r or a uth orized
Audi Service Facility immediately to have the
malfunct io n corrected .
Vehicle lights : Malfunction
There is a malfunc tion in the headl ights or the
lig ht switch .
Drive to an a uthorized Aud i dea ler or a uthorized
Aud i Serv ice Facility immediately to have the
malfunct io n corrected .
~(D Dynamic headlight range control
Applies to: vehicles with dynamic headlight range control
II Headlight rang e control : System fault
There is a malfunction in the head ligh t range
con trol system, wh ich may ca use g lare fo r othe r
d rivers.
Drive to an a uthori zed Aud i dea ler or a uth orized
Aud i Serv ice Facility immediately to have the
malfunc tion corrected .
@.D Light/rain sensor
!'al Automatic headlights / automati c wipers :
System faul t
The light/ra in senso r is malf unct io ni ng .
The low beams remain switched on at all times
for safety reasons when the lig ht switch is in the
AUTO position . H owever, you can continue to
tur n the lights on and off using the light sw itch .
You can s till con trol a ll func tions that are inde­
pendent of the ra in se nsor thro ug h the w ind­
sh ie ld w iper lever.
Dr ive to an a utho rized Aud i dea le r or a uthorized
Au di Serv ice Fac ility immedia tely to have t he
malfunc tion corre cted.
I--! Sport differential
Applies to: vehicle s with sport differential
Ill Sport differential: System fault
There is a malfunc tion wi th t he sport diffe re nt ial.
Drive to an a uthori zed Aud i dea le r or a uth ori zed
Aud i Serv ice Facility immediately to have t he
malfunc tion corrected .
18
Ill Sport differential: Overheating
The t ra nsmission temperatu re has increased sig ­
nificantly due to t he sporty dr iv ing m anner. Drive
i n a less s port y manne r until t he temperat ure re ­
turns to t he norma l range and t he in dicator lig ht
switches of .
A WARNING
Contact an author ized Audi dealer or author­
ized A udi Service Fac ility if the spo rt differen­
tial is fa ulty o r malfunctioning . The repai r
must be p erf ormed by trained p ersonnel us­
ing the correc t oil in or der to ensure safety.
¢i Q Turn signals
If the . or. in d icator lig ht blinks , the turn
s ignals a re activ ate d. If both in dicator lights a re
blink ing, t he emergency flas hers are activ at ed .
If an ind icator light bl inks tw ice as fast as us ual,
a turn signal bu lb has fai led . Care fully d rive to an
a uth orize d Au di dealer o r au th ori ze d Aud i Serv ice
Fa cility i mmed iate ly to h ave the mal function co r­
r ec ted .
(D Tips
Addi tio na l informat ion about the tur n signals
c a n be f ound
u nd er~ page 3 9 .

a co ,...,
N
" N ,...,
0 0 \,;J " Driver information
system
Overview
Fig . 4 Dr iver informa tion sy stem in t he inst rum ent clus ter
Fig. S Instrum en t cl us ter: examp le in formation line
The information in the driver information system
is shown in @tabs @
¢ fig. 4. The following
content is possible depending on vehicle equip­
ment:
® ®
First tab Vehicle functions:
On-board computer
¢page20
Efficiency program*
¢page 21
Digital speedometer
Cru ise control system*
¢ page84
Adaptive cruise control* and braking
guard*
¢ page 86
Act ive lan e assist*
¢page95
Reduced display
Driver information system
® ®
Second Indicator lights and messages
tab Warning when a door, the hood, or
the luggage compartment lid is not
closed
Service interval display
¢ page 199
Speed warning system*
¢page84
Third tab Night vision assist*
¢page 101
Fourth Audio/Video
tab
Fi fth tab Telephone*
Sixth tab Navigation*
The second and third tabs are only visible if at least one indicator light or message is shown or if
that system is switched on .
The status line © is located in the bottom part of
the
display¢ fig. 4. It displays the exterior tem­
perature, time, selector lever position, tripod­
ometer and odometer .
For some vehicle functions, you can access the
trip information from the temporary memory
¢ page21 in line (D¢fig . 5.
A WARNING ,.___
Do not assume the roads are free of ice based
on the outside temperature display . Be aware
that there may be ice on roads even when the
outside temperature is around 41 °F (+5 °C)
and that ice can increase the risk of accidents.
(D Tips
-You can select the units used for tempera­
ture, speed and other measurements in the
Infotainment system.
- If your vehicle is stationary or if you are driv­
ing at very low speeds, the temperature dis­
played may be slightly higher than the ac­
tual temperature outside due to the heat ra­
diating from the engine.
- For information on the audio/video and nav­
igation* functions, refer to the separate In­
fotainment system operating manual.
19

a co .... N
" N .... 0 0 \,;J ' Head-up display > Head-up display contents or
Display brightness.
Display content
In the Infotainment system, you can specify
which information should be displayed: For ex­
ample , this can include navigation information*,
Adaptive cruise control* or night vision assist*.
The display of certain information and some of
the red indicator lights cannot be hidden in the
Infotainment system.
Display brightness
You can adjust the display brightness in the Info­
tainment system. The display brightness decreas­
es automatically as the amount of light decreas­
es. The background brightness is adjusted with
the instrument illumination
q pag e 41.
@ Note
To prevent scratches on the glass covering the
head-up display, do not place any objects in
the projection opening.
(j) Tips
-Sunglasses with polarization filters and un­
favorable lighting conditions can have a negative effect on the display.
- An optimum display depends on the seat
position and the height adjustment of the
head-up display.
- A special windshield is needed for the head­
up display function.
- For information on cleaning, see
q table on
page 223 . Driver information
system
23

approximately 30 seconds after locking,
there is a malfunction in the central locking
system . Have the problem corrected by an
authorized Audi dea ler or authorized Audi
Service Facility.
Key set
Fig. 14 Your vehicle key set
@ Remote control key or convenience key*
The convenience key • is a remote control key with
special functions
c!;> page 27 and c!;> page 68 .
You can unlock/lock your vehicle with the remote
control key. A mechan ica l key is integrated in the
remote control key
c!;> page 26.
@ Separate mechanical key
This key is not intended for constant use. It
should only be used in an emergency. Do not car­ ry it on your key ring and do not store it in the ve­
hicle.
Replacing a key
If a key is lost, see an authorized Audi dealer or
authorized Audi Service Facility . Have
this key de ­
activated. It is important to bring a ll keys with
you.
If a key is lost, yo u should report it to your
insurance company.
Number of keys
You can check the number of keys assigned to
your vehicle in the Infotainment system . Select:
the
! CAR ! function button> (Car )* Systems con ­
trol button
> Service & control > Programmed
keys .
This way, you can make sure that you have
a co all the keys when pu rchasing a used vehicle . ,...,
N
" N ,...,
0 0 <..:l ' Opening and closing
Electronic immobilizer
The immobilizer prevents unauthorized use of
the ve hicle .
Und er certain circumstances, the vehicle may not
be able to sta rt if there is a key from a different
vehicle manufacturer on the key chain.
Data in the master key
When driving, service and ma intenance-relevant
data is cont inuously stored in your remote con­
trol key . Your Audi service advisor can read out
th is data and tell you about the work yo ur vehicle
needs. This app lies also to vehicles w ith a con­
venience key*.
Personal convenience settings
If two people use one vehicle, it is recommended
that each person always uses "their
own" master
k ey. When the ignition is turned off or when the
vehicle is locked, personal conven ience settings
for the following systems are stored and as­
s igned to the remote master key.
- Climate control system
- Ce ntral locking system
- W indows
- Interior lighting*
- Memory function*
- Parking aid*
- Adapt ive cr uise control•
- Active lane assist*
- Side assist*
- Dr ive select
- Night vision assist*
- Steering wheel heating*
T he stored settings are automat ically recalled
when you unlock the vehicle, open the doo rs or
turn on the ignition.
_& WARNING ~
If you leave the vehicle, switch the ignition off
and take the vehicle key w ith you. This applies
particularly when children remain in the vehi­
cle . Otherwise the children could start the en­
g ine or operate electrical equipment such as
power windows .
25

Opening and clo sin g
(D Note
Protect the remote control key aga inst high
temperatures and d irect sunlight.
@ Tips
- The operation o f the remote co ntro l key can
b e temporarily disrupted by interference
from transmitters near the vehicle working i n the same frequency range (such as a cell
phone or radio equipment). Always check if
your vehicle is locked!
- Using the mechanical key, you can:
- Lock/unlock the g love compartment.
- Man ually lock/unlock the vehicle
r:::> page 29.
- Mechanically lock the doors
c::> page 29.
- For an explanation on conformity with the
FCC regulations in the United States and the
Industry Canada regu lations, see
<::;>page 250.
Removing the integrated mechanical key
F ig . 15 Re mote cont ro l master key: removing the mechan i­
cal key
.. Press the release button @ c::> fig. 1 S.
.. Pu ll the mecha nica l key @ out of the remote
contro l key.
26
LED and batteries in the remote control key
Fig. 16 Remote contro l key: remov ing t he batte ry holder
LED on the remote control key
The LED @ informs you about the function of the
remote control key.
.. If you press a button briefly, the LED blinks
once.
.. If you press and hold a button longer (conven­
ience opening), the LED blinks several t imes.
.. If the LED does not blink, the remote control
key battery is dead . The
Ill ind icator light and
the message
Please change key battery ap­
pea r. Replace the battery in the remote contro l
key .
Replacing the remote control key battery
.. Remove the mechanical key c::> page 26 .
.. Press the release button @ on the battery
holder and p ull the battery ho lde r out of the re­
mote co ntro l key in the direct ion of the a rrow
a t the same time .
.. Insert the new battery with the"+" facing
down .
.. Slide the battery holder carefully into the re­
mote contro l key .
.. Insert the mechanical key .
@ For the sake of the environment
Discharged batter ies m ust be disposed of us ­
i ng methods that will not harm the environ­
ment. Do not dispose of them in household
trash.

Opening and clo sin g
You can unlock/lock the vehicle at every door .
The remote control key cannot be more than
ap ­
proximately 4 ft (1.5 m) away from the door han ­
d le. It ma kes no difference whether the master
key is in your jacket pocket or in your briefcase,
for example.
The door cannot be opened for a br ief period di­
rectly after locking it. This way you have the
op­
portun ity to check if the doors locked correctly.
The settings in the Infotainment system deter­
mine if the entire vehicle or only one of the doors
is unlocked when unlocking the vehicle
¢page 29.
A WARNING
Read and heed all WARNINGS ¢ & in Descrip­
tion on page 24 .
(D Tips
If your vehicle is left standing for a long peri­
od of time, note the following:
- The proximity sensor switches off after a few days to save energy. You then have to
pull once on the door handle to unlock the
vehicle a nd a second t ime to open it.
- The energy management system gradually
turns off unnecessary convenience functions
to prevent the vehicle battery from draining
and to mainta in the vehicle's ab ility to sta rt
fo r as long as possib le. You may not be able
to unlock yo ur vehicle usi ng the convenie nce
key .
Central locking switch
Fig . 19 D river's doo r: central locking switch
28
Fig. 20 Rear doo r: centra l locking sw itch
.,. To lock the vehicle, press the ~ button ¢,& .
.,. To unlo ck the vehicle, p ress the Im bu tton.
When locki ng the vehicle with t he central lock ing
switch, the following app lies:
- Opening the door and the luggage compart­
ment lid from the
outside is not possible (for
security reasons, such as when stopped at a
light) .
- The LED in the centra l locking sw itch turns on
when all doors are closed and locked .
- Applies to: front doors: you can open the doors
ind ividually from the inside by pull ing the door
handle.
- Rear doors: to un lock the doors, pull on the
door handle
one time . To open the doors, pull
on the door handle
again .
-In the event of a crash with a irbag deployment,
the doors unlock a utomat ically to allow access
to the vehicle .
A WARNING
-The ce ntral locking swi tch a lso wor ks when
the ignition is switched off and automatical­
ly locks the entire vehi cle when
the ~ but­
ton is pressed.
- The central lock ing switch is inope ra ti ve
when the vehicle is locked from the ou tside.
- L ocked doors ma ke it more diffic ult for
emergency workers to get in to the vehicle,
which p uts lives at r isk. Do not leave anyone
behind in the veh icle, especially children .
(D Tips
Your vehi cle lo cks au tom atically when it
r eaches a speed of 9 mph ( 15 km/h) (A uto

a co ,...,
N
" N ,...,
0 0 <..:l ' The luggage compartment lid will only open if
you make the movement as described. This pre­
vents the luggage compartment lid from opening
due to similar movements, such as when you
walk between the rear of the vehicle and your ga­
rage door.
G eneral informati on
In some situations , the function may be limited
or temporari ly unavai lable. This may happen if:
- the luggage compartment lid was closed imme­
diately before.
- you park close to a hedge and the branches
move back and forth under the vehicle for a
l ong period of time
- yo u clean your vehicle, fo r example with a pres­
s u re washer or in a car wash
- there is heavy rain
- the bumper is very dirty, for example afte r driv -
ing on salt-covered roads
- the re is interfe rence to the radio signa l from
the veh icle key, such as from cell phones or re­
mo te controls
Luggage compartment lid emergency
release
Fi g. 28 Inner luggage compartment lid: access to the
emergency release
~ Pry the cover off using a screwdriver or the me­
chanical key
c> fig. 28. Remove the mechan ical
key
c> page 26 .
"'Press the leve r in the direct ion of the arrow to
re lease the luggage compartment lid.
Op eni ng and clos ing
Opening the luggage compartment lid
from the inside in an emergency
Fig. 29 Inner luggage compartment l id: leve r
"'Pull the lever downward c> fig . 29 .
(D Tips
Never close the luggage compartment lid us­
i ng the emergency handle .
Child safety lock
The child safety lock prevents the rear doors
from being opened from the inside and the rear
power windows from be operated.
Fi g. 30 Sect ion o f driver's door: child safety lock buttons
"'To act ivate/deactivate the inner door handle
and the power window switch for the respective
rear door, press the left/r ight
l±l button in the
driver's door
c> fig. 30. The indicator light in the
button turns on/blinks.
"' To act ivate/deactivate the ch ild safety lock on
bo th s ides , you mus t press the
I±] but tons one
after the other.
8_ WARNING
If you leave the vehicle, switch the ignition off
and take the vehicle key with you. This applies
.,..
33

Opening and closing
Valet parking function
Applies to: vehicles w ith valet parking function
The valet parking function protects the luggage
comportment from unauthorized access .
Fig. 33 Glove compartment: valet parking function button
You can switch the valet parking function on, for
example when someone else is parking your vehi­
cle
l }_ When the function is switched on, the ve­
hicle can be driven, locked and unlocked using
the master key, but access to the luggage com­
partment is not permitted .
... Remove the integrated mechanical key
¢page 26.
... Open the glove compartment.
... Press the I VALET I button to switch the va let
parking function on. The LED in the button
turns on.
... lock the glove compartment with the mechani ­
cal key .
... Applies to vehicles with lockable backrests in
the rear: to also secure the luggage compart­
ment from the vehicle interior, lock the backr­
ests using the mechanical key ¢
page 55.
... Only give the remote control key to the service
personnel parking your car and keep the re­
moved mechanical key with you.
The following buttons are deactivated when the
valet parking function is switched on:
-1""' 1 button in the driver's door
-I a I button on the remote control key
- Handle in the luggage compartment lid
When the valet parking function is switched on,
the message
Valet parking activated appears in
ll This fun ctio n is not availa ble in all c oun tries.
36
the instrument cluster display when yo u switch
the ignition on.
(D Tips
Please note that the luggage compartment
can still be accessed from the vehicle interior
in vehicles w ith a pass-through, even when
the valet parking function is switched on.
Garage door opener
(Homelink)
Description
Applies to: vehicles with garage door opener (Home Link}
Fig. 34 Garage door opener: exa mples of usage fo r d iffer ·
ent syste ms
With the garage door opener (Homelink), you
can activa te systems such as the garage doors ,
security systems or house lights from inside your
vehicle. Three buttons a re integrated in the head ­
liner that can be prog rammed to up to three re­
mote controls.
To be able to operate systems using the garage
door opener, the buttons in the headliner must
first be programmed .
A WARNING
When operating or programming the garage
door opener, make sure that no people or ob­
jects are in the area immediately s urrounding
the equipment . People can be injured or prop -
erty can be damaged if struck when closing.
~