2015 AUDI RS7 SPORTBACK engine

16 Instruments and warning/indicator lights
turn of the engine and allow it to cool. Follow the warning stickers
c::> page 211.
@ Note
Do not continue driving if the. symbol
illuminates. There is a malfunction in the
engine cooling system -you could damage
your eng ine.
0 Battery
This warning/indicator light detects a mal ­
function in the generator or in the vehicle's
electrical system.
The . warning/indicator light illuminates
when yo u switch on the ignition and must go
out after the engine has started.
• Alternator fault: Battery is not being
charged
If the indicator light turns on and the mes ­
sage appears, there is a ma lfunction in the
generator or vehicle e lectrica l system.
Drive to you r authorized Aud i deale r or quali­
fied workshop immediately. Because the vehi­
cle battery is discharging, turn off all unnec­
essa ry electrical equipment such as the radio .
Seek professional assistance if the battery
charge leve l is too low.
(•) Low battery: battery will be charged
while driving
If the indicator light turns on and the mes­
sage appears, there may be limited starting
ability.
I f th is message turns off afte r a litt le while,
the battery cha rged enough wh ile driving.
If the message does not turn off, have your
author ized Audi dealer or qualified workshop
correct the malfunction .
4'-Safety belts
This warning/indicator light reminds you to
put on your safety belt.
The . warn ing/ indicator light illuminates
when the ignition is switched on to remind
the driver and any front passenger to put on
the safety belt. Addit ionally, an acoustic warn­
ing (gong) w ill also sound .
For more Information¢
page 130, ~ Safety
belt warning light.
"l!::7": Engine oil pressure malfunction
The red engine oil pressure warning symbol
requires immediate service or repair . Driving
with a low-oil-pressure indication is likely to
inflict severe damage to the engine .
• Switch off engine and check oil level
If the indicator light turns on and the mes­
sage appears, the oi l pressu re is too low.
.,. Pull off the road .
.,. Stop the vehicle.
.,. Turn off the engine .
.,. Check the engine oil level c::> page 21 S.
.,. If the engine o il level is too low, add eng ine
oil
¢ page 215. Make sure that the oil pres­
sure warning symbol. appears no longer
in the display before you start dr iv ing again .
.,. If the engine o il level is correct and the indi­
cator light still turns on, turn the engine off
and do not continue driving. Seek professio­
na l assistance .
@ Tips
- The engine oil pressure symbol. is
not an indicator for a low engine oil lev­
el. Do not rely on it. Instead, check the
oil level in your engine at regular inter­
vals, preferably each time you refuel,
and always before going on a long trip.
- The yellow oil level warning indication
II requires oil refill or workshop serv­
ice without delay. Do not wait until the
red oil pressure warning. starts to
flash before you respond to the low oil ..,.

M N
0:: <.J 'SI: ,...., \!) 1.1"1 ,...., 1.1"1 ,....,
Instruments and warning/indicator lights 17
level warning a. By then, your engine
may already have suffered serious dam­
age.
!::. , Engine oil level
• WARNING: Please add oil immediately
If the indicator lig ht and the driver message
ap pear , add eng ine oi l immediately
¢page 213.
Ill Add oil , max. x qt (l). You may continue
driving
Wh en the sy mbol and t he dr ive r m essage ap­
pea r, a dd t he am oun t of oil a pp ear ing in t he
d is pl ay at the ne xt opport uni ty
¢ page 213.
~ - Steering column lock
• Do not drive vehicle: Steering defective
If the ind ic a to r lig ht tur ns on and t he mes­
sage ap pears, the re is an ele ct ro nic steer ing
col umn loc k ma lf u nction. You ca nnot switch
the ign ition on.
D o
not to w y our ve hicle bec ause it c annot be
steere d. Seek pro fes sional assistance.
Ill Steering lock: system fault. P lease con­
tact dealer
If the i ndicator lig ht tu rns on and the mes­
sage ap pears, the re is a n elect ro nic s teer ing
col umn loc k ma lfunction .
Drive to yo ur authorized Audi dea ler immedi­
ately to have the malfunction cor rected.
A WARNING
Y our veh icle mus t not be towed in the
eve nt of a malfun ct ion in th e ele ctron ic
s teeri ng colu mn lock becau se i t ca nno t be
steered due t o the l ocked s tee ring. If it is
t owed w ith the stee ring loc ked, there is
the risk of an accident .
©-. Engine start system
• Engine sta rt system fault. Please contact
dealer
I f the indica tor ligh t turns on and the mes ­
sage a ppears , do
not switch the ign ition off
because you may not be ab le to sw itch it on
again.
Drive to your authori zed A udi dealer immedi ­
ate ly to have the ma lfunction corrected .
Ill Engine start system fault . Please contact
dealer
If t h e i ndica to r ligh t turns on and the m es­
sage appea rs, t here is a malf unctio n in the en­
gine start system.
D rive to your author ized A udi dealer immed i­
ate ly to have th e ma lfunction corr ected .
0 Air suspension
Applies to vehicles : wit h air suspensio n
• Air suspension: system fault. Can contin­
ue slowly with max . 35 mph .
There is a malfunction that can result in re­
stricte d driving stability.
Carefully drive at a maximum speed of 35
mph (60 km/h) to your authorized Audi dealer
o r q ualified wor ks h op to have the ma lf u nc tion
correc ted.
• Air suspens ion: service mode. Vehicle can
only be moved with restrictions
Carefu lly drive to your author ized Audi dealer
o r qualified works hop immed iate ly to have
the service mode deactivated.
II Ai r suspension fault
The re is a system mal func tion th at ca n res ult
i n rest ric te d d rivi ng stability or redu ced
g ro und clea rance.
D rive to your au th oriz ed A udi dealer immed i­
ate ly to h ave the mal func tion correc ted.
II Air suspension: vehicle too low. Ground
clearance reduced
The ground clearance is very low due to a sys­
tem malfunction . Wa it until the air suspe n­
s io n system has resto red no rma l groun d clear­
an ce . Ot he rwis e, cond it ions su ch as an uneven
r oad su rfa ce can lead to vehicle damage .

Instrument s and warnin g/indic ator ligh ts 19
M N
0:: <.J 'SI: ,...., \!) 1.1'1
The bra ke s ystem will still re sp ond e ven
w ithout th e ass is ta nce of the ABS system .
S e e you r a uthorized Audi dealer as soon as
po ssibl e to restore full brak ing p erformance.
For more informat ion regarding the ABS
c> page 187.
Malf uncti on in the brak e syste m
If the brake wa rning light c> pag e 14 and th e
ABS wa rning illuminate
together there may be
a ma lfunction in the ABS, and the re may also
be a mal func tion in the brake system it sel f
c> ,&. . Th e AB S will not work and you will no­
tic e a ch ange i n braking re spon se and p er­
formanc e.
In the event of a malfunct ion in the b ra ke
sy st e m
the warn ing/ indicator light . (USA
models)/ . (Canada models) in the instru­
ment cluster flashes
c> page 14 .
Malfunction in the elect ronic differential
lock (EDL )
The ED L works together with the ABS. The
ABS warning light will come on if there is a
malfunct ion in the EDL system
c> page 187.
See yo ur au thorized Aud i dealer as soon as
possib le.
A WARNING
- If the fJl1 (USA models) ;t§J (Canada
models) warn ing light does not go out,
or if it comes on while driving, the ABS
system is not working properly . The veh i­
cle can then be stopped only with the
standard brakes (without ABS). You will
not have the protection ABS provides .
Contact you r Audi dealer as soon as pos­
sible.
- USA models: If the . warn ing light, the
Ji) warn ing light and the fJl1 warn ing
l igh t come on together , the re ar whee ls
cou ld lock up first under hard braking.
Rear wheel lock -up can cause loss of ve­
hicle control and an accident. Have your
vehicle repaired immediately by your au-
5 1 > . : USA models only
thorized A udi dealer or a qualified work­
shop. Drive s lowly and avoid s udden,
hard brake app lications.
- Canada models: If the brake warning
light ., the
Bl warning light and the
ABS warning light
EiJ come on together,
the rear wheels could lock up first under
hard b raking . Rea r whee l lock-up can
cause loss of vehicle contro l and an acci­
dent. Have your veh icle repa ired immedi ­
ately by your authorized Audi de aler or a
qualif ied workshop . Drive s low ly and
avoid sudden, hard brake applications .
{0} Worn brake pads
llJ Brake pad s!
If the warning light illuminates, immed iate ly
contact your authorized Audi dea ler or quali­
f ied workshop to have all brake pads inspect­
e d. On USA mode ls the warning light
llJ
comes on together with the wa rning light •.
Bo th set s of brake pads on an axle mus t al­
ways be replaced a t the s ame time .
A WARNING
Driving w ith bad brakes can cause a colli­
sion and ser ious personal injury .
- If the warn ing light
llJ and the warn ing
light •
1
) with the message Brake pads!
comes on in the instrument cluster dis­
play, immediately contact your author­
i z ed Audi dealer or qualified wo rkshop to
have all brake pads checked or replaced if
necessary.
EPC Electronic power control
Applies to vehicles: with gasoline engine
This warning/indicator Light monitors the
electroni c power control.
The l3i warn ing/ indicator light (Electron ic
Power Control) illuminates when you sw itch
-
the ignit ion on as a function che ck. IJII>

20 Instruments and warning/indicator lights
If this warning/indicator light illuminates
while you are driving, then there is a mal­
function in the engine electronics. Have the malfunction corrected as soon as pos­
sible by your authorized Audi dealer or
qualified repair facility .
o Malfunction Indicator Lamp (MIL)
The Malfunction Indicator Lamp (MIL) is part
of the On-Board Diagnostic (OBD II) system.
The symbol
¢..j lights up when the ignition is
switched on and will turn off after the engine
has started and has settled at a constant idle
speed. This indicates that the MIL is working
properly.
The warning light illuminates when there is a
malfunction in the engine electronic system.
Contact your authorized Audi dealer and have
the malfunction corrected .
An improperly closed fuel filler cap may also
cause the MIL light to illuminate ¢ page 208.
For more information ¢ page 29.
!?) Engine speed limitation
II! Engine speed maximum XXXX RPM
The engine speed is automatically limited to
the speed displayed in the driver information
system. This protects the engine from over­
heating.
The engine speed limitation deactivates once
the engine is no longer in the critical tempera­
ture range and you have released the accelera­
tor pedal once.
If the engine speed limitation was activated
by an engine control malfunction, the indica­
tor light
Ga also turns on. Make sure that the
speed does not go above the speed displayed .
Drive to your authorized Audi dealer immedi­
ately to have the malfunction corrected.
'
(!) Tips
The engine speed is limited when the en­
gine is cold -the full engine output is not
available. When the engine is at operating
temperature, the red area in the tachome­
ter moves to a higher RPM range .
~~, Engine oil sensor
• Oil level! Sensor defective
If the symbol illuminates, contact your au­
thorized Audi dealer and have the oil sensor inspected . Until you have this done, check the
oil level each time you refuel just to be on the
safe side
¢ page 215.
? Request to warm engine by driving
0 Please warm up engine
Fuel has entered the engine oil because of low
outside temperatures or frequent short
drives . Drive until the engine is warm so that
the fuel in the engine oil will vaporize. Avoid
high engine speeds, full acceleration and
heavy engine load when doing this.
Bu Fuel level indicator
D 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. Time to refuel
¢ page 207.
D Tank system malfunction! Contact dealer
If the indicator light turns on and this mes­
sage appears, there is a malfunction in the
tank system.
Drive to your authorized Audi dealer immedi ­
ately to have the malfunction corrected.
' ~ Windshield washer fluid level
(r5 iJlease refill washer fluid ...

22 Instruments and warning/indicator lights
There is a malfunction with the sport differen ­
t ial.
Drive to your authorized Aud i dealer immedi­
ately to have the malfunction cor rected.
(II Sport differential: overheating
The transmission temperature has increased
significantly due to the sporty driving manner .
Drive in a less sporty manner until the tem­
perature returns to the normal range and the
indicator light switches of.
& WARNING
Contact your authorized Audi dealer or a
qualified workshop if the sport differential
is faulty or malfunctioning. The repair
must be performed by trained personnel
using the correct oil in order to ensure
safety.
¢ Q Turn signals
-
The indicator light blinks when you use either
turn signal.
Whenever you use the left. or the rig ht B
turn signal , the indicator light blinks. When
you use the emergency flashers, both indica­
tor lights f lash.
I f one of the turn signal light bulbs burn out,
the turn signa l will blink twice as fast as nor­
mal. Carefully drive to your authorized Audi
dealer immediately to have the malfunction
corrected.
@ Tips
For more information on the turn signals,
refer to r::!>
page 46.
CRUISE /"(0) Cruise control
The warning/indicator light II (USA models)/
ll (Canada models) illuminates when the
cru ise control is activated
c::> page 79 .
Driver information
display
Overview
Fig. 4 Dr iver informat ion syste m in the instrument
cl uster
Fig. S Di sp lay: exampl e of t he info rmatio n lin e
The driver information system contains infor­
mation @ that is displayed on tabs @
c::> fig. 4. The following content is possible de­
pending on vehicle equipment:
@
®
Tab Content
1 Vehicle functions :
On-board computer c::> page 24
Efficiency program* c::> page 25
Digital speedometer
Cruise control*
c::> page 79
Adaptive c ruise control and braking
g uard*
c::> page Bl
Audi active lane assist* c::> page 90
Boost, shifting and engine oil tern-
perature indicators
c::> page 28
Lap timer
c::> page 28
Display darkened

24 Instruments and warning /indicator lights
• Press the button ~ @-The Vehicle func­
tion s
menu appears ¢ fig. 7 .
• To select a menu item, turn and press the
th umbwheel @.
Resetting value s to zero
• Se le ct t he on-board computer / Efficien cy
program
men u item in the Vehicle func­
tion s
menu.
• You can now select between the long -term
memory and short-term memory .
• To reset the values i n a memory, press and
hold the thumbwhee l@ for o ne second .
Assigning a function to the
programmable steering wheel button*
• Se lect : I CAR I funct ion button> (Car )* sys­
tems
control button > Vehicle settings >
Steering wheel button .
The last function selected displays when you
sw itch the ignition o n.
@ Tips
All stored values will be lost if the vehicle
battery is disconnected.
On -board computer
F ig. 8 I n st ru men t cl uster: fu el co nsumpt io n
You can call up the following information in
the on-board computer:
-D ate
- Dr iving tim e (h ) from the s ho rt -te rm memo-
r y
- Ave rag e consump tion in MP G
(l/100 km)
from the s ho rt- term memo ry
- Ave rage spe ed in mph (km/h) from the
s h ort-term memo ry -
Distance driven in mi les (km) from the
short-te rm memory
- Curren t fu el cons umption in MPG
(L/1 00
km)
- Shor t-te rm memory overview
- Long-te rm mem ory ove rview
The short -te rm mem ory collects dr iv in g inf or­
mation from the time the ig nitio n is swi tched
o n until it is switched off . If you continu e driv­
i ng withi n two ho urs a fter sw itch ing the ig ni­
t io n off , the new values are incl uded when cal­
c ul ating the c urrent trip inform ation .
Un like the sho rt-term m emory, the long-t erm
memo ry i s not erase d autom atically . You can
se le ct t he time period for eva luating trip in­
f ormation yourse lf.
Fo r some vehicle f unct ions, you can access the
t rip informa tion from t he tempo rary mem ory
i n the line@~
page 22, fig . 5.
Fuel consumption
The current fue l cons umption can be d is ­
played us ing a ba r
~fig . 8. The ave rage con­
s u mption (mpg) stor ed in th e sho rt-t erm
m emo ry is a lso displayed. When the ba r tu rns
green, y our veh icle saves fue l by one of the
f ol low ing functions:
- Recuperation : When the vehicle is coast ing
o r driving down hill, elec trica l energy can be
s tor ed in the b attery . Th e ba r will move t o­
ward
0 .
-Cylinder on demand Sy stem* : when the de­
mand for power is low and other con diti ons
are met, the engine automatically deacti ­
vates fo ur cylin ders . Th e d river a nd passen­
gers will not even notice this. The message
4 cylinde r mode appears under the bar. The
cylinders switch on again w hen more power
is ne eded .
@ Tips
Fuel consumptions (average and current),
r ange and spee d are disp layed i n metric
u nits on Canadian models.

Instruments and warning/indicator lights 2 7
engine, and maintaining its value. Even if
the mileage driven is low, the maximum
period of one year from one service to
the next must not be exceeded.
(D Tips
The information in the Service Remi nder
remains stored even when the vehicle bat­
tery is disconnected.
Head-up Display
Applies to vehicles: with Head-up Display
Fig. 14 Example: indicators in the Head-up Display
Fig. 15 Instrument panel: knob for the Head-up Dis ·
play
The Head-up Display projects certain warnings
or selected information from the assistance
systems* or navigation* on the windshield.
The display appears within the driver's field of
v1s1on.
Switching on/off
.,. Press the knob~ to switch the Head-up
Display on/off¢
fig. 15.
Adjusting the height
"' N a:: The height of the display can be adjusted to I.J "". the individual driver. rl I.O
"' rl
"' rl
.,. Make sure you are seated correctly
¢page 121 .
.,. Turn the knob ~ to adjust the display.
Settings in the MMI
.,. Select: !CAR ! function button> (Car)* sys­
tems
control button > Driver Assist > Head­
up Display
> Head-up Display content or
Display brightness.
Display content
In the MMI, you can specify which information
should be displayed:
- Cruise control system*
- Navigation information*
- Audi adaptive cruise control*
- Audi active lane assist*
- Night vision assistant*
The speed display and some of the red indica­
tor lights cannot be hidden in the MMI.
Display brightness
You can adjust the display brightness in the
MMI. The display brightness decreases auto­
matically as the amount of light decreases.
The basic level of brightness is adjusted with
the instrument illumination¢
page 47.
(D Note
To prevent scratches on the glass covering
the Head-up Display, do not place any ob­
jects in the projection opening.
(D Tips
-Sunglasses with polarization filters and
unfavorable lighting conditions can af­
fect the display.
- A special windshield is needed for the
Head-up Display function.
- For information on cleaning, refer to
¢ table on page 203.

28 Instruments and warning/indicator lights
Boost, shifting and engine oil
temperature indicators
Fig. 16 Instrument duster : boost, shift ing a nd engine
o il t emp erature indicato rs
• Turn the menu thumbwheel on the steering
wheel until
Lap timer appears in the instru­
ment cluster display .
@ Boost pressure indicator
The current engine load (meaning the current
boost pressure) is indicated by a bar .
@ Shifting indicator
The shifting indicator is only visible when
shifting gears with the selector lever in tip­
tronic mode¢
page 107. Green LEDs turn on
as the engine RPMs increase. The L EDS flash
red at speeds near the RPM lim it.
I n vehicles with an activated head-up display
¢ page 2 7, the shifting indicator is shown in
the head-up disp lay instead of the instrument
cluster.
© Engine oil temperature indicator
If the engine oil temperature is below 140 °F
(60 °(), the l!I symbo l followed by three hy­
phens "- - -" and the °C un it is shown .
The engine has reached its operating temper ­
ature when the engine o il temperature is be­
tween 140
°F (60 °() and 248 °F (120 °() un­
der normal d riving conditions. The engine oil
temperature may be higher if there is heavy
engine load and high temperatures outside.
This is not a cause for concern as long as the
• ¢page 16 or II ¢page 17 warning light
in the display does not flash.
Lap timer
Introduction
You can record and evaluate lap times with
the lap timer in the disp lay ¢
page 28,
fig. 17. The time is measured in minutes, sec­
onds and 1/10 seconds. The hours are also
shown when the lap time exceeds 60 minutes .
The maximum individual measurement is 99
hours.
A maximum of SO laps may be record­
ed.
A WARNING
-Please devote your full attention to driv -
in g. As the driver, you have complete re­
sponsib ility for safety in traff ic. Only use
the functions in such a way t hat you a lways
maintain complete control over your vehi­
cle in all traffic situations .
(i) Tips
When the lap timer stopwatch is running,
you can call up the on-board computer in­
formation.
Calling up the lap timer and timing
Fig . 17 D isplay: Lap t imer
Calling up the lap timer
• Turn the thumbwheel until the lap timer ap-
pears.
Timing laps
• To start timing, press the thumbwheel.
• To stop timing for this lap, press the thumb­
wheel again . This also starts timing the next
round. The previous timing always moves
one line up . The lap number that
II>