AUDI S4 2020 Service Manual
Manufacturer: AUDI, Model Year: 2020, Model line: S4, Model: AUDI S4 2020Pages: 296, PDF Size: 80.45 MB
Page 41 of 296

8W1012721BB
Opening and closing
Opening and closing the luggage
compartment lid with foot motion (kicking
movement)
Applies to: vehicles with sensor-controlled luggage compart-
ment lid
re a S 2
<
go a
Fig. 32 Vehicle rear: foot motion (example)
The luggage compartment lid can be opened and
closed automatically 1) > A\ in General informa-
tion on page 36.
Requirements: you must be carrying your conven-
ience key* with you. The ignition must be switch-
ed off. You must be standing at the center behind
the luggage compartment lid.
> Move your foot back and forth under the bump-
er one time > fig. 32. Do not touch the bumper.
Make sure you have firm footing. The luggage
compartment lid will open or close )) once the
system detects the movement. The automatic
opening or closing will be canceled if you re-
peat one of the movements described.
ZX WARNING
Follow the safety precautions > page 36.
@ Tips
The luggage compartment lid will only open
or close )) if you perform the movement as
described. This prevents the luggage com-
partment lid from opening or closing due to
similar movements ), such as when you walk
between the rear of the vehicle and your ga-
rage door. In some situations, the function
may be limited or temporarily unavailable.
This may happen if:
D_ The closing function applies to vehicles that also have au-
tomatic luggage compartment lid operation.
— You are standing too close to the bumper or
too far away from it
— The luggage compartment lid was closed or
opened immediately beforehand
— You park close to a hedge and the branches
move back and forth under the vehicle for a
long period of time
— You clean your vehicle, for example with a
pressure washer or in a car wash
— There is heavy rain
— The bumper is very dirty, for example after
driving on salt-covered roads
— There is interference to the vehicle key's ra-
dio signal, such as from mobile devices or
remote controls
39
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Opening and closing
echanically unlocki
compartment lid
luggage
Applies to: vehicles with folding backrests
Fig. 33 Inner luggage compartment lid: access for emer-
gency release @) sedan, @) allroad
Applies to: vehicles with fixed backrests
Fig. 34 Rear bench seat: release cable for emergency re-
lease in the sedan
Depending on the equipment, the luggage com-
partment lid can be opened either from inside
the luggage compartment or from the rear bench
seat using the emergency release.
Folding rear seat backrest
> Fold the backrest on the rear bench seat for-
ward > page 82.
> Remove the mechanical key > page 34.
40
» Applies to: sedan: Using the mechanical key,
pry out the cover in the luggage compartment
lid trim panel @ ® fig. 33.
> Applies to: allroad: Using the mechanical key,
pry out the cover &s in the luggage compart-
ment lid trim panel @) ° fig. 33.
> Press the lever with the mechanical key in the
direction of the arrow to release the luggage
compartment lid.
>» Fold the backrest backward until it locks into
place.
Fixed rear seat backrest
Applies to: sedan
> Carefully pull the left side of the rear bench
seat out of its mount until you can reach the re-
lease cable > fig. 34.
> Remove the Velcro® tape @).
> Pull on the loop @) until the luggage compart-
ment lid releases.
> Tape the release cable back in place and press
the bench seat back into its retainer.
Follow the safety precautions > page 36.
— Applies to: vehicles with folding backrests:
If you have folded the backrests into the up-
right position, always check if the lock is se-
cured by pulling forward on the backrest.
— Applies to: vehicles with fixed backrest: Af-
ter the emergency release on the luggage
compartment lid is activated, make sure
that
the bracket under the rear bench seat
engages securely in the lifting eye.
Page 43 of 296

8W1012721BB
Opening and closing
Opening the luggage compartment lid
bicelumMiarsie(-M ame (94
Applies to: vehicles with fixed rear backrests
RAZ-0146,
Fig. 35 Inner luggage compartment lid: lever
> Press the lever in the direction of the arrow un-
til the luggage compartment lid opens.
@ Tips
Never close the luggage compartment lid us-
ing
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 being operated.
RAZ-0826
B8W-0085
Applies to: vehicles with manual child safety locks
Fig. 37 Rear door: manual child safety lock
Vehicles with button 8
Applies to: vehicles with power child safety locks
> To activate and deactivate the child safety lock
(door handle and power window switch) for the
a rear door, press the left or right @ button in
the driver's door @ that corresponds to that
rear door > fig. 36. The indicator light in the
button turns on/blinks.
> Make sure the child safety lock is working by
checking the function on the rear power win-
dow switch and door handle.
Vehicles with button
Applies to: vehicles with manual child safety lock
> To activate or deactivate the child safety lock
for the power window switch in the rear doors,
press the & button in the driver's door (2)
> fig. 36. The indicator light in the button turns
on/blinks.
> To activate or deactivate the manual child safe-
ty lock for the rear door handle, open the re-
spective rear door and turn the key switch with
the mechanical key in the direction of the arrow
or opposite the direction of the arrow > fig. 37.
This will disable the function of the rear door
handle.
> Make sure the child safety lock is working by
checking the function on the rear power win-
dow switch and door handle.
Applies to: vehicles with power child safety locks:
It is not possible to operate the rear climate con-
trol system* when the child safety lock is activat-
ed. The SET REAR function allows you to adjust
all settings in the rear using the climate control
system controls in the cockpit.
Message in the instrument cluster display
@/ Child safety lock: malfunction! Please
contact Service
There is a malfunction in the child safety lock.
Press the @ / 4 button again.
If the message stays on, drive immediately to an
authorized Audi dealer or authorized Audi Service
Facility to have the malfunction repaired.
ZX WARNING
— Follow the safety precautions > page 30. >
41
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Opening and closing
—A malfunction in the child safety lock could
allow
the rear doors to be opened from the
inside,
which increases the risk of an acci-
dent.
Power windows
Opening and closing the windows
RAZ-0723
Fig. 38 Driver's door: power window switch
Power window switches:
@ Left front door
@ Right front door
@® Left rear door
@ Right rear door
Opening and closing the windows
The driver can control all power windows. All
power window switches are equipped with a two-
stage function:
> To open or close the window completely, press
the switch down or pull the switch up briefly to
the second level. The operation will stop if the
switch is pressed or pulled again.
> To select a position in between opened and
closed,
press or pull the switch to the first level
until
the desired window position is reached.
Correcting a malfunction in the one-touch
up/down function
You can reactivate the one-touch up/down func-
tion if it malfunctions.
> Pull the power window switch up until the win-
dow is completely raised.
> Release the switch and pull it up again for at
least one second.
42
ZA WARNING
— Follow the safety precautions > page 30.
— Never close the windows carelessly or in an
uncontrolled manner, because this increases
the risk of injury.
@ Tips
— You can still open and close the windows for
several minutes after turning the ignition
off. The power window switch is not disa-
bled until the driver's door or front passeng-
er's door is opened.
— The power windows are equipped with pinch
protection. The automatic window may stop
closing and will open all the way again even
if no obstacle is detected. Pull the power
window switch up until the window is com-
pletely raised.
Convenience opening and closing
Applies to: vehicles with convenience key
Convenience opening and closing the
windows and roof*
You can set in the MMI if all windows or the roof*
should open or close all at once > page 31, Set-
ting the central locking system.
> Press and hold the (/ button on the vehicle
key until all windows and the roof* have
reached the desired position > /A\.
» Applies to: vehicles with convenience key:
Touch the sensor* on one of the door handles
and continue touching it until all of the win-
dows and the roof* are closed. Do not place
your hand in the door handle when doing this.
When all of the windows and the roof* are
closed, the turn signals will flash once.
ZA WARNING
— Never close the windows or the roof* care-
lessly or in an uncontrolled manner, because
this increases the risk of injury.
— For security reasons, the windows and the
roof* can only be opened and closed with
the vehicle key at a maximum distance of
approximately 6.5 feet (2 m) away from the
Page 45 of 296

8W1012721BB
Opening and closing
vehicle. Always pay attention when using
the f@ button to close the windows and the
roof* so that no one is pinched. The closing
process will stop immediately when the f
button is released.
@ Tips
Applies to: vehicles with panoramic glass
roof: If the sunshade is closed, it will auto-
matically open partially or halfway when the
roof is tilted or opened.
Sliding/tilting sunroof
Applies to: vehicles with sliding/tilting sunroof
Fig. 39 Section of front headliner: sliding/tilting sunroof
button
The sunshade can be opened and closed manual-
ly in any position when the roof is closed. The
sunshade opens automatically when the roof is
opened.
Tilting and closing the roof
> To tilt the sunroof as far as possible, press the
<> button up briefly to the second level @).
> To close the sunroof completely, pull the A>
button down briefly to the second level > /A\.
> To set a position between opened and closed,
press/pull the &> button up to the first level
until
the sunroof reaches the desired position.
Opening and closing the roof
> To close the sunroof completely, push the >
button back briefly to the second level @).
> To close the sunroof completely, push the 2
button forward briefly to the second level
of.
> To set a position between opened and closed,
slide the 2S button forward/back up to the
first level until the desired position is reached.
Sunroof emergency closing
If an object is detected when closing, the roof
will open again automatically. In this case, you
can then close it with the power emergency clos-
ing function.
> Within five seconds after the sunroof opens au-
tomatically, pull the applicable button until the
roof is closed.
ZA WARNING
To reduce the risk of injury, always pay atten-
tion when closing the sliding/tilting sunroof.
Always switch the ignition off when leaving
the vehicle and always take the vehicle key
with you.
® Note
Always close your sliding/tilting sunroof when
leaving your vehicle. Rain can cause damage
to the interior equipment of your vehicle, par-
ticularly the electronic equipment.
@) Tips
— After switching off the ignition, the sliding/
tilting sunroof can still be operated for sev-
eral minutes as long as neither of the front
doors have been opened.
— It is not possible to open the sliding/tilting
sunroof when temperatures are too low.
43
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Opening and closing
Panoramic glass roof
Operating the pa mic glass roof a
roof sunshade
Applies to: vehicles with panoramic glass roof and roof sun-
shade
Fig. 40 Headliner: panoramic glass roof and sunshade*
buttons
The control buttons are equipped with a two-
stage function.
When tilting or opening the roof, the roof sun-
shade will open partially or halfway if the sun-
shade is closed.
Operating the roof sunshade
The roof sunshade cannot be closed completely if
the roof is open.
> Opening and closing the sunshade: push the
switch in the headliner @) briefly toward the
rear or forward to the second level.
> Partially opening the sunshade: press the
switch to the first level until the sunshade
reaches the desired position.
Operating the roof
> Tilting the roof: press the &> switch in the
headliner briefly upward to the second level (4).
> Closing the tilted roof: pull the > switch
downward briefly to the second Level.
> Opening the roof: slide the 2S switch back
briefly twice in a row to the second level (2).
> Closing the roof: push the 2S switch forward
briefly to the second level.
> Opening or closing partially: slide the A>
switch to the first level and hold it there until
the roof reaches the desired position.
44
Quick opening
You can also open the roof and roof sunshade in
one movement.
> Push the 2S switch back briefly to the second
level @) twice in a row.
Roof emergency closing
If an object is detected when closing, the roof
will open again automatically. In this case, you
can
then close it with the power emergency clos-
ing function.
> Within five seconds after the sunroof opens au-
tomatically, pull the applicable button until the
roof is closed.
ZA WARNING
To reduce the risk of injury, always pay atten-
tion when closing the roof. Always switch the
ignition off and take the key with you when
leaving the vehicle.
() Note
Always close the roof when you leave the vehi-
cle and when there is precipitation to reduce
the risk of damage to the interior equipment,
particularly the electronic equipment.
@) Tips
— After switching off the ignition, the roof and
sunshades can still be operated for several
minutes as long as neither of the front
doors have been opened.
— It is not possible to open the roof when
temperatures are too low.
Valet parking
Applies to: vehicles with valet parking function
The valet parking function can protect the lug-
gage compartment from unauthorized access.
The [VALET] button for valet parking is in the
glove compartment.
Page 47 of 296

8W1012721BB
Opening and closing
You can switch the valet parking function on, for
example when someone else is parking your vehi-
cle ). The vehicle can be driven, locked, and un-
locked using the vehicle key, but access to the
luggage compartment is blocked.
> Remove the mechanical key > page 34.
> Press the [VALET] button in the glove compart-
ment. The LED in the button turns on if the
function is switched on.
> Lock the glove compartment with the mechani-
cal key.
» Applies to: vehicles with lockable pass-through
and lockable rear seat backrests: To secure the
luggage compartment from the vehicle interior,
lock the pass-through and the rear seat backr-
ests using the mechanical key > page 84 or
=> page 82.
> Give your vehicle key to the service personnel
who are parking your vehicle and keep the me-
chanical key.
The following buttons are deactivated when the
valet parking function is switched on:
— <3 button in the driver's door
— Zs button on the vehicle key
— Handle in the luggage compartment lid
If the valet parking function is switched on, a
message will appear every time the ignition is
switched on.
@ Tips
Please note that the luggage compartment
can still be accessed from the vehicle interior
in vehicles with fixed rear seat backrests or
ones that cannot be locked, even when the
valet parking function is switched on.
Garage door opener
Applies to: vehicles with garage door opener
With the garage door opener, you can activate
systems such as the garage doors, security sys-
D_ This function is not available in all countries.
2) The possible number of hand-held transmitters depends
on the equipment.
tems or house lights from inside your vehicle.
These functions are operated in the MMI. Multi-
ple receivers can be programmed, which can con-
trol the functions of up to eight2) hand-held
transmitters.
Z\ WARNING
— When operating or programming the garage
door opener, make sure that no people or
objects are in the area immediately sur-
rounding the equipment. People can be in-
jured or property can be damaged if struck
when closing.
— Do not allow yourself to be distracted from
traffic by the viewing and operating the dis-
plays.
G@) Tips
— Ifyou sell your vehicle, reset all settings to
the factory default settings > page 207.
—For an explanation on conformity with the
FCC regulations in the United States and the
Industry Canada regulations, see
=> page 275.
(i) Tips
Before you program your system to the ga-
rage door opener, first check the compatibili-
ty:
— Ask an authorized Audi dealer or authorized
Audi Service Facility or check at www.
homelink.com. You can also find more infor-
mation about HomeLink there.
— You can display information about Home-
Link (compatibility level/status/country
code/HomeLink generation) in the MMI:
— Select on the home screen: VEHICLE > Set-
tings & Service > Garage door opener > (.
Applies to: vehicles with garage door opener
Requirements: the remote control transmitter
must be programmed > page 46, the vehicle
4s
>
Page 48 of 296

Opening and closing
must be within range of the system, and the igni-
tion must be switched on.
There are multiple options to open or close the
system (such as the garage door).
> If you have only programmed one remote con-
trol transmitter, press the 2 button on the
display. Or
> If you have programmed multiple remote con-
trol transmitters, press the rs button on the
display and then press the respective system
button. Or
» Applies to: vehicles with programmable steer-
ing wheel button: If you have configured the
programmable steering wheel button, press
the * button > page 26. Or
> Applies to: vehicles with location pairing: If you
have programmed Location pairing, press the
button for this in the display (notification cen-
ter > page 20). As you approach the system,
the button is displayed on the MMI.
If transmission was successful, the message:
Send to: XXX will appear.
Applies to: vehicles with garage door opener
You can program both fixed code and rolling code
systems in the MMI using the procedure that is
described.
Requirement: the ignition must be switched on.
Programming the system
Applies to: MMI
Requirement: the hand transmitter must be
present and the vehicle must be within range of
the system (such as the garage door) that you
would like to program.
> If you are programming the garage door opener
for the first time, press the 7 button on the
display. Follow the instructions in the MMI. Or
> If you would like to program other systems, se-
lect on the home screen: VEHICLE > Settings &
Service > Garage door opener. Select the de-
D_ Only applies to rolling code systems
46
sired button: @). Follow the instructions in the
MMI.
> If you would like to reprogram systems that are
already programmed, select on the home
screen: VEHICLE > Settings & Service > Garage
door opener. Press the Z button and select 7
for the system to be reprogrammed. Select:
Program. Follow the instructions in the MMI.
With some systems, the garage door opener will
be immediately available after programming.
With other systems, the garage door opener
must also be synchronized.
Synchronizing)
Requirement: the hand transmitter must already
be programmed and the vehicle must be within
range of the system (such as the garage door).
If the system synchronization is performed di-
rectly after the programming procedure, follow
the instructions on the MMI.
If you would like to sync at a later time:
> Applies to: MMI: Select on the home screen:
VEHICLE > Settings & Service > Garage door
opener.
> Press the button for the system that you would
like to synchronize.
> Follow the instructions in the MMI.
Renaming programmed systems
You can rename the programmed systems indi-
vidually (names may have a maximum of 10 char-
acters).
> Applies to: MMI: Select on the home screen:
VEHICLE > Settings & Service > Garage door
opener.
> Press the Z button.
> Press the “ button for the system that you
would like to rename.
> Select: Rename. If necessary, delete the preset
name, such as Garage door opener 1.
> Follow the instructions in the MMI.
Page 49 of 296

8W1012721BB
Opening and closing
Location pairing
Applies to: vehicles with GPS pairing
For easier operation, you can program your sys-
tem's location.
Requirements: the respective hand transmitter
must be programmed > page 46 and the vehicle
must be located in front of the system.
» Applies to: MMI: Select on the home screen:
VEHICLE > Settings & Service > Garage door
opener.
> Press the Z button.
> Press the # button for the system your vehicle
is facing.
> Select: Location pairing.
> Follow the instructions in the MMI.
Only a maximum of three systems can be dis-
played in the notification center > page 20. If
you would like to have all systems displayed,
press a3.
Deleting programmed systems
The programmed systems can be deleted individ-
ually or all at once.
> Applies to: MMI: Select on the home screen:
VEHICLE > Settings & Service > Garage door
opener.
> Press the Z button.
> To delete an individual system, press the L]
button for the desired system. If the checkmark
¥ is set, select: Delete.
> To delete all systems, select: All > Delete.
@ Tips
— Make sure the batteries in the hand trans-
mitter are charged before starting the pro-
gramming process.
— The programming process may take up to
30 seconds. It may be necessary for the
hand transmitter to be pressed again in the
meantime.
— The garage door opener may need to be
synchronized with the system after pro-
gramming. Follow the manufacturer's in-
structions for doing this.
@) Tips
In some cases, the system may need to be
programmed in a different mode (“D mode”).
— Switch the ignition on.
— Applies to: MMI: Select on the home screen:
VEHICLE > Settings & Service > Garage
door opener.
— Press and hold the desired button @).
— Select Yes, in D mode and follow the in-
structions on the MMI.
47
Page 50 of 296

Lights and Vision
Lights and Vision
Exterior lighting
Switching the lights on and off
Fig. 41 Instrument panel: light switch with button
@ Light switch &
Turn the light switch @ to the corresponding po-
sition when the ignition is switched on. 2a and
the selected position turn on (except position 0).
O
- The daytime running lights* will automatical-
ly turn on. In vehicles for some markets, you can
switch the automatic daytime running lights on
and off in the MMI.
AUTO - The headlights will automatically adapt to
the surrounding brightness.
300 — Parking lights
2D - Low beam headlights
@ All-weather lights &
Requirement: the light switch must be in the AU-
TO or ZO position.
The headlights automatically adjust so that there
will be less glare, for example when the road sur-
face is wet.
Automatic headlight range control
Your vehicle is equipped with automatic head-
light range control. It reduces glare for oncoming
traffic if the vehicle load changes. The headlight
range adjusts automatically.
Audi adaptive light
Applies to: vehicles with adaptive light
Audi adaptive light provides better visibility when
driving in the dark. The lights are adapted to the
48
road conditions based on speed, such as when
driving on expressways, rural roads, at intersec-
tions, and around curves. The adaptive lights only
function when the light switch is in the AUTO po-
sition and the all-weather lights are switched off.
ZX WARNING
— Follow the safety precautions and note the
limits of the assist systems, sensors, and
cameras > page 114.
— Automatic headlights are only intended to
assist the driver. They do not relieve the
driver of responsibility to check the head-
lights and to turn them on manually based
on the current light and visibility conditions.
For example, fog cannot be detected by the
light sensors. So always switch on the low
beams ZO under these weather conditions
and when driving in the dark.
@) Tips
— If the vehicle battery has been discharging
for a while, the parking light may switch off
automatically. Avoid using the parking
lights for several hours.
— Follow the regulations applicable to the
country where you are operating the vehicle
when stopping the vehicle and when using
the lighting systems.
—Awarning tone will sound if you open the
door when the exterior lights are switched
on.
— Only the front headlights turn on when the
daytime running lights are switched on*. In
vehicles in certain markets, the tail lights
will also turn on.
—Incool or damp weather, the inside of the
headlights, turn signals, and tail lights can
fog
over due to the temperature difference
between the inside and outside. They will
clear shortly after switching them on. This
does not affect the service life of the light-
ing.