2015 AUDI Q7 check engine

30 Driver in formation d ispl ay
(30 km/h to 240 km/h) . Settings can each be
adj usted in intervals of S mph (10 km/h) .
Auto Check Control
Introduction
The Auto-Check control monitors the function
of certain veh icle featu res and components . It
simply makes sure these features and compo­ nents are work ing proper ly . The Auto -Check
contro l wo rks as long as the ignition is on, as
well as whenever the vehicle is driven.
If a componen t is ma lf u nctioning or if the
n eed for an urgent repair has been detected,
this will appear in the instrument cluster dis­
p lay . You w ill a lso hear an audible warn ing
tone . The displays are co lor coded in e ither
red or yellow depending on their level of prior­
ity .
A red symbo l means
Dange r, a yellow symbo l
indic ates
Warning . In certain s ituations, in­
formation message for the dr iver appear in
addit ion to the red and yellow symbols.
Function te st : automat ic transmi ssion
The Auto -Check Control will automat ica lly
perform a test each time you switch on the ig­
n ition. With the selector lever in P or N, the
following message appears in the display :
When station ary apply brake pedal while se­
lecting gear
When you select a different gear (for exam ­
p le : R, D, etc.), the message will d isappear
and the Auto-Check function is d isplayed .
I f the re is a m alfu nction, then the malfunc­
tion message w ill appear about 15 seconds af ­
ter the yo u start the vehicle. At t he same time
you will hear a warning tone .
Driver information messages
Driver information messages are shown in the
instrument cluster display in addition to the
red and yellow symbols .
Fig. 24 Ins trume nt cl ust er: CHECK b utto n
For example, if the transmiss ion selec to r l ever
is not in the P position when the engine is
turned off, the following message appears :
Shift to P otherwise vehicle can roll away.
Door s do not l ock if you are not in P .
The ig nition key can only be removed with the
selector in this position . Th is and other mes­
sages are bro ugh t up if a func tion cannot be
carr ied out.
Driver messages and red symbols
If a red symbol appea rs in the display, a d river
message can be shown by pressing the
I CH ECK I button.
For example, the symbo l for a problem w ith
engine oil p ressure . appears in the d isp lay .
If you then p ress the
I CHECK I button , the fol­
lowing dr iver mess age appears in the display:
Switch off engine ! Oil pr essure too low
The driver message in the display goes out af­
ter about 5 seconds . The driver message can
be displayed again by briefly press ing the
I CH ECKi button.
Driver messages and yellow symbol s
If a yellow symbol appears in the display, a
driver message is also displayed automatical-
~ ~

M N
0 ...J
'SI: ,...., \!) 1.1"1 ,...., 1.1"1 ,....,
For example, the symbol II appears in the
display, indicating low windshield washer flu­
id level. The follow ing message also appears:
Please refill washer fluid
The driver message disappears after a few
seconds. The driver message can be d isp layed
again by briefly pressing the
!CHECK I button.
Red symbols
Fig. 25 Display: engine coolant level warning (prio rity
1)
With a priority 1 malfunction, a large symbol
appears in the center area of the display
¢ fig . 25 . Wh en the symbo l appears, three
warning tones sound in succession. The sym­
bol continues to blink until the malfunct ion
has been repaired.
If there are
more than one priority 1 ma lfunc­
tions, the symbols appear one after the other for about 2 seconds.
An additional driver message can also be dis­
played by briefly pressing the
I CHECK ! button.
The red symbols mean:
Alternator malfunct ion
¢page31
USA models: Brake system
malfunction
¢page32
Canada models: Brake sys­
tem malfunction
¢pa ge32
Engine coolant level too
low/engine coolant temper­
ature too high
¢page32
Driver information display 31
@ Tips
Engine oil pressure too low
¢page 33
Refill Ad Blue*
¢page 252
AdBlue malfunct ion*
c!>page252
Faulty steering
c!>page 33
Faulty ignition switch
¢page 33
-If the warning/indicator light 11111 (USA
models)/ . (Canada models) in the in­
strument cluster flashes, there is a brake
system malfunction. By pressing the
!CHECK I button, you can bring up a driver
message which exp lains the malfunction
in more detail. Please note ¢
page 32.
-Speed warnings threshold 1. (USA
mode ls)/ . (Canada models) and
threshold 2. (USA models) . (Cana­
da models) are a lso shown as red sym ­
bols. The warning is always shown as a
small symbol in the uppe r area of the
display
c!> page 28.
0 Alternator malfunction
If the . symbol in the instrument panel dis­
play flashes, then there is a malfunction in the
alternator o r the vehicle elect ronics. A warn­
ing to the driver will appear, too . The driver
warning goes out after about 5 seconds, but it
can be brought up at any time by pressing the
ICHECK I button aga in.
Usually, you can still drive to the next deale r­
ship . Turn off all but the most necessary elec­
trical consumers, since these drain the vehi­
cle's battery.
([) Note
If the . warning symbo l (coo lant system
malfunction) also lights up on the instru­
ment panel during the trip¢
page 32,
then you have to stop immediately and ..,_

32 Driver in formation d isplay
turn off the eng ine. The coolant pump is
not working anymore -danger of damage
to the eng ine !
BRAKE/(©) Brake system malfunction
A malfunction in the brake system must be
repaired as soon as possible.
I f the warning/indicator light 1111 (USA
models) ;II (Canada mode ls) in the instru ­
ment cluster flashes, there is a brake system
mal function . By pressing the
I CHECK ! button,
you can bring up a dr iver message which ex­
p la ins the ma lfu nction in more detail.
Stop veh icle and check brake fluid level
• Pull off the road.
• Stop the vehicle .
• Turnoff the engine.
• Check the brake fluid level¢
page 265.
• Co ntact your nearest a uthorized Audi dealer
or qualified workshop if necessary .
Warning! Fault in brake system. Contact
workshop
• Drive carefu lly to the nearest a uthorized
Audi dealer or qualified workshop and have
the malfunction corrected ¢
&.
If t he ABS system malfunctions, the ABS
warn ing/ indicato r light illum inates together
wi th the brake system malfunction warning/
i ndicato r light ¢& .
A WARNING
-Always obse rve the wa rni ngs in
¢
page 2 56, be fo re opening the hoo d
a nd chec king t he b rake fluid.
- D riving with low b ra ke fluid is a safety
ha zar d. S top the car and get pro fession al
assistance .
-If the 1111 (U SA m odels)/ . (C anad a
mode ls) brake sy stem indica tor ligh t
t ur ns on together with the AB S and E SC
indicator lights, the ABS/ES C reg ulating
f unction may have failed . Fu nctions that
stabilize the ve hicle are no longer availa­
ble. Th is could cause the vehicle to swerve and
inc rease the r is k of slidi ng.
Drive ca re fully to the nea rest authorized
Aud i dealer or other q ualified works hop
a nd have the ma lfu nction co rrected .
-L Engine cooling system malfunction
A malfunction in the engine cooling system
must be repaired as soon as possible.
When the. symbo l in the disp lay blinks,
then either the engine coo lant
temperature is
too high, o r the coolant
level is too low. An
additional driver message can also be dis­
played by p ressing the
ICHECK I button:
Switch off engine and check coolant level
• Pull off t he ro ad.
• Stop the vehicle.
• Tur noff the engi ne .
• Chec k coolant leve l¢
page 263.
• Add coo lant if necessary ¢ page 264.
• Continue dr iv ing on ly after t he engine cool­
ant warning/ind icat or light goes out.
• Contact your authorized Aud i dealer for as-
sis tance if necessa ry.
If the engi ne coo lant level is correct, then the
r adiator fan may be the cause of the malfunc­
t ion.
If the . warning symbol (alternator mal­
funct ion) also lights up on the inst rument
panel
¢ page 31, then the fa n be lt may be
damaged .
A WARNING
- If you r vehicle should bre ak down for
me chanical or other reasons, par k at a
s af e dis tance from mov ing tra ffic, turn
o ff the en gine and tu rn on the haza rd
war ning lights¢
page 63, Emergency
flasher .
-
-Never open the hood if you see o r hear
steam or coo la nt escaping from the en­
g ine compartment -you r is k being scald ­
ed . Wait unt il you can no longer see o r
hear steam o r co olant escap ing.

M N
0 ...J
'SI: ,...., \!) 1.1"1 ,...., 1.1"1 ,....,
-The e ngine com partment of any ve hicle
is a dangerous area. Before you perform
any work in the engine compartment,
turn of the eng ine and allow it to cool.
Follow the wa rning stickers~
page 256.
(D Note
Do not contin ue driving if the. symbo l
illuminates. There is a ma lfunct ion in the
eng ine cooling system -you cou ld damage
your engine.
9=: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 engin e.
If the . symbol appears in the display and
b links, the oil pressure is too low. An addition­
a l dr ive r message can also be d isp layed by
p ress ing t he
I CH ECKi b utton:
Switch off engine I Oil pressur e too low
Immediate a ction s
~ Pull off the road.
~ Stop the vehicle.
~ Turnoff the engine.
~ Check the engine oil le vel with the dipstick
i=> page
260.
Dipstick reading s checks too low
~ Top off oi l to the proper level~ page 261.
~ Make sure that the oil pressure warning
symbol . appears no longer in the display
before you start driving aga in.
Dipstick reading checks OK
~ If the o il pressure warning symbol. starts
flashing again even though the engi ne oil
l evel checks OK on the d ipst ick,
do not con­
tinue driving and do not let the engine run in idle.
Instead , contact your authorized
A udi dealer for assistance.
Dri ver information di spla y 33
(D 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
o il 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 warn ing indication
l!I requires oil refill or workshop serv­
ice without delay . Do not wait until the
red oil pressure warning. start s to
flash before you respond to the low oil
level warning
m. By then, your engine
may already have suffered serious dam­
age.
i Steering malfunction
If there is a malfunction in the ele ctronic
steering column lock, the steering cannot be
unlocked .
If the . sym bo l in t he d isplay b links, there is
a mal func tion in the ele ct ronic s teer ing col ­
u mn lock. An additional drive r message can
also be displayed by pressing the
I CHECK ! but­
ton:
Do not d rive vehicle: steering defective
~ Contact your nea rest autho riz ed Aud i dea le r
or qualifie d wo rkshop.
~ Do not tow your ve hicle.
A WARNING
= -
Your ve hicle must not be towed in t he
event of a malfunction in the electro nic
steering column lock beca use it cannot be
steered d ue to the loc ked steering. If it is
t o wed with the steer ing locked, there is
the r isk of an accident .
~ Ignition lock malfunction
A malfunction in the ignition lock must be re ­
paired immedia tely.
If the . symbol in t he display blinks, there is
a mal function in the electronic ign it ion lock. ..,_

34 Driver in formation d isplay
An additional driver message can also be dis ­
p layed by pressing the
! CHECK I button:
Ignit ion lo ck d efec tive. C ontact w ork sh op !
.. Do
not turn the eng ine off .
.. Drive immed iate ly to an authorized Audi
dealer to have the ma lfunction co rrected .
If there is a malfunction in the electronic igni­
tion lock, the ign ition cannot be turned off .
Drive immediately to an authorized Audi dea l­
e r to have the cause of the ma lfunction co r­
rected.
On vehicles w ith Convenience key*, the engine
should not be sw itched off using the
! STOP !
button because the eng ine cannot be started
aga in after the ignition is switched off.
Yellow symbols
Fig. 26 Disp lay: low fuel level warning (p riority 2)
When a yel low warning symbol appears, one
warn ing tone sounds . A dr iver message ap­
pea rs as well to explain the malfunc tion in
mo re deta il. The driver warning goes o ut after
about 5 seconds, but it can be brought up
again at any time by pressing the
I CHECK I but ­
ton .
Chec k the displayed funct ion as soon as poss i­
b le . If
more than one pr iority 2 malfunction is
detected, all symbo ls wi ll appea r one after
the other for about 2 seconds.
Yellow symbols mean: Convenience key*
Key not in vehicle
¢
page 110
USA models: Defect ive
brake light
¢ page 23
Canada model s: Defective
brake light
¢ page 23
Defect ive light bulb
¢ page 23
Light/ra in sensor defective
¢ page35
Windsh ield washer fluid lev­
el low
¢ page35
Low fue l level
¢page 35
Refill Ad Blue *
¢page 252
AdBlue malfunct ion*
¢ page252
Battery vo ltage
¢ page35
Worn brake pads
¢page36
Dynamic headlight range
control defective
¢ page36
Check engine o il level
¢ page 36
Engine o il sensor malf unc­
tion
¢ page 36
Engine speed limitation*
¢page36
Diesel particulate f ilter*
clogged
¢ page36
Adaptive light * defective
¢ poge37
Ign ition lock ma lfunction
¢ page 37

M N
0 ...J
'SI: ,...., \!) 1.1'1 ,...., 1.1'1 ,....,
Windshield wiper defective
¢ page37
Tire pressure monitoring
system
Loss of air pressure
¢ page302
Tire pressure monitoring
system
System not avai lab le
¢page302
Battery in remote contro l
key
¢ page39
Automatic transmission
malfunct io n
¢ page 143
-7e Key not in vehicle
Applies to vehicles: with Convenie nce key
!I Key not in vehicle
This remi nder appea rs along with the !!I sym­
bo l if the maste r key is removed from the ve­
hi cle with the engine running . It is intended
to remind you (e.g . when changing drivers)
not to continue the journey without the mas­
ter key .
I f the master key is no longer in the vehicle,
you cannot switch off the ignition after stop­ p ing the engine and yo u also cannot start the
engine again. What is more, you cannot lock
the vehicle from the outside.
~ o Light/rain sensor defective
II Automatic headlights / autom atic w ipers
d efect iv e
If the symbo l illuminates, the light sensor has
fa iled. For safety reasons the low beams are
turned o n permanently with the switch in
AU­
TO . Howeve~youcancontinuetoturnthe
lights on and off us ing the light switch . In the
case of a defe ct in the ra in senso r, the w ind­
sh ie ld w iper lever f unctions are st ill available .
H ave the light/ra in sensor checked as soon as
possible by an autho rized Audi dea le r.
Dri ver information di spla y 35
O Windshield washer fluid level too low
lffl Please refill w asher fluid
If the symbol illuminates, add w indshie ld
washe r flu id to the washer system and also to
the headlight washer system¢
page 270.
Bu Fuel supply too low
D Please refuel
When this symbol llD illuminates for t he first
time, the fuel reserve in your vehicle is still
betwee n
2.6 and 3 .2 ga llons (1 0- 12 liters).
Ref uel as soo n as poss ib le
¢ page 250.
If the symbol lights up, even when there is
amp le fue l in the tank, and the text
Tank sys­
tem malfun ction
! Contact work shop appears
in the disp lay, there is a fa ult in the system .
C ont act a qua lified wor kshop to have the fault
re ct ified.
0 Battery voltage
If the batte ry's state of charge is not in the
optimal range, the(•) symbol is shown in the
display and the driver message
Low battery
charge: battery will be charged while driving
appears .
While th is driver notification is disp layed, you
have to be prepared for limited starting capa­
bility.
Driver message appear s and goes out
ag ain
If this driver message appears after the ign i­
tion is turned on or while dr iv ing and it goes
out again after a while, the battery has been
adequately recharged .
Driver message appears and d oes not go
out again
If this driver notification appears after the ig­
nition is t urned on o r whi le dr iving and does
not go out again, the batte ry's state of charge
is not in the op tima l range. S tarting capab il ity
is restr icted. Have the ba ttery checked by an
authorized Aud i dea ler as soon as possible.

36 Driver in formation d isplay
(0 ) Worn brake pads
rlJ Br ake pa ds !
If the warn ing light illum inates, immediately
contact your authorized Audi dealer or quali­
fied workshop to have all brake pads inspect­
ed. On USA models the wa rning light
rlJ
comes on together wi th the warn ing ligh t
1111 -Both sets of b rake pads on an axle
must always be replaced at the same time .
A WARNING
Driving with bad brakes can cause a colli­
sion and serious personal injury .
- If the warning light
rlJ and the warning
light
11111 ) with the message B rake
pads !
comes on in the instr ument cluster
display, immediately contact your au­
thorized Aud i dealer or qualified work­
shop to have all brake pads checked or
replaced if necessary .
~(]) Headlight range control
El Head light rang e control d efe ctiv e !
-
If the symbol illuminates, the dynamic head­
light range control is no longer working prop ­
erly . Have the system checked and repaired at
your author ized Audi dealer.
'I=?; , Engine oil level
Ill Pleas e che ck oil l evel
When the symbol illuminates, check the en­
gine o il level as soon as poss ible
¢ page 260 .
Top off the oil at you r earliest oppo rtunity
~ page 261.
't'.:r .., Engine oil sensor defective
• Oil l evel ! Sensor d efe ctive
If the symbol illuminates, contact your au­
thor ized A udi dealer and have the o il sensor
i nspected. Un til you have th is done, check the
l ) - : USA mod els onl y
oil level each time you refue l just to be on the
safe side ¢
page 260.
!?' Engine speed limitation
Applies to vehicles: wit h engine speed li mitatio n
(Pl Do not e xceed ma x. engine speed of
XXXX rpm
The (Pl symbol illuminates when there is an
engine contro l malfunction. The indicator
li ght
GB in the instrument cluster also illumi­
nates. The engine speed is limited to the
speed displayed in the driver informa tion sys­
tem . Keep in mind that the engine speed w ill
not exceed the value d isplayed in the dr iver in­
format ion system, for example when down­
shifting.
Please go to an author ized Audi dealer or oth ­
er qualified workshop to have the malfunct ion
repaired.
~ Diesel particulate filter clogged
Applies to vehicles: wi th diese l eng ine a nd diese l par ticu ­
late filter
II Particulate filt er See o wner' s manua l
When the II symbol illuminates, you can a l­
ter your driving style to ass ist the filter sel f­
cleaning process . Drive for approximately 15
minutes with the selector lever in the S posi ­
t ion at a m inimum speed of 37 mph (60 km/
h) and an eng ine speed of approximately
2,000 RP M. T he temperat ure increase that
will res ult from this can burn off the soo t in
the fi lter . The symbol will switch off when the
cleaning is successful. After a successful
cleaning, there is no need to bring the car to
an authori zed dea ler or qualified workshop
because th is is part of normal vehicle opera­
t ion .
If the symbol
II does not switch off, see your
authori zed dea ler or other qualified workshop
to have the problem corrected.
For more information on the diesel particu­
l ate fi lter, refer to ¢
page 231.

38 Opening and closing
Opening and closing
Keys
Key set
Fig. 27 Key set
@ Master key with remote control
You can centrally lock and unlock your vehicle
and start the engine with the master key with
remote control.
@ Valet key
The valet key only fits the lock in the driver's
door and the ignition lock . If you have to leave
the key with somebody else, you are well-ad­
vised to turn over the valet key only
¢ page 41.
© Emergency key
The emergency key is only for temporary use if
the vehicle key should be lost or misplaced
¢ .&. .
Key replacement
If you lose a key, contact your authorized Audi
dealer immediately to have the
lost key disa­
b led . Be sure to bring all your keys with you.
Registered keys
You can check to find out how many keys have
been registered to your vehicle. Therefore,
when buying a used vehicle, make sure to get
all of the remote keys be long to it .
Ca lling up the registered keys¢
page 12.
Data in the master key
While you are driving, serv ice and mainte­
nance relevant data are being continuously stored on your master key. Your Audi
Service
Advisor can read out these data and tell you
about work that is needed on your vehicle .
This also app lies to vehicles w ith Convenience
key*.
A WARNING
--
- Do not leave your vehicle unattended
with the key in the ignition lock. Entry by
unauthorized persons could endanger
you or result in theft or damage the vehi­
cle. A lways lock all doors and take the
key.
- Do not leave children unattended in the
veh icle, especially with access to vehicle
keys . Unguarded access to the keys pro­
vides children the opportun ity to start
the engine and/or activate vehicle sys­
tems such as the power windows etc. Un­
supervised operation of any vehicle sys­
tem by children can result in serious in­
Jury .
(D Tips
- If you open the driver's door with the key
left in the ignition lock, a chime w ill
sound. T his is your reminder to remove
the key and lock the door.
- For security reasons, replacement keys
are only ava ilable from Audi dealers.
Master key with remote control
The remote control allows you to lock or un­
lock the vehicle electronically .
Fig. 28 Fold-up maste r key with remo te control
., To fold the key out and back in place, press
t he release button ¢
fig. 28. .,.