2021 AUDI Q2 warning light

Instruments and controls

^^

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Hill hold assist

^>page
33
Rear seat belt
/
^>page
31
Rear seat belt
/
^>page
31
Child lock
(electric)*

cépage
46
AdBlue*

^page
292

Kfl I ^
page 122
Rest recommendation*

^>page
110
Speed warning function*

cépage
104
Cruise control system*

^>page
104
Speed limiter*

^>page
106
Park assist*

^>page
139
Park assist*

^>page
139
Adaptive cruise control*

^>page
114
Adaptive cruise control*

tapage
114
Active Lane assist*

tapage
124
Side assist*

tapage
131
Pre sense*
Camera-based traffic sign recogni­

tion*

^>
page 108
Main beam assist*

^>
page 50
Main beam headLights

Pipage
50
(©) Brake system
If the warning Lamp Lights up, there is a fault in
the brake system.
| Stop vehicle and check brake fluid level
Stop the vehicle and check the brake fluid level.
Obtain professional assistance if necessary.
| Warning! Brake servo inoperative!
You need to apply much more force to operate
the brakes if the brake servo fails. Obtain profes­
sional assistance.
| Brakes: fault. Safely stop vehicle
If the warning lamp lights up and the message
appears, there is a fault in the brake servo.
If the ABS indicator lamp
[g]
and ESC indicator
lamp
I^J
light up together with the brake warn­
ing
Lamp||
and this driver message appears,
the ABS, ESC and brake force distribution sys­
tems have failed
•=> A-

Do not drive on. Please seek professional assis­
tance
^A-

| Parking brake system fault! See owner's
manual
- If the warning lamp and the message appear
after you switch on the ignition when the ve­
hicle is stationary, please check whether you
can release the parking brake. If the parking
brake cannot be released you should obtain
professional assistance. If the parking brake
can be released but the message
stilL
appears,
drive to a qualified workshop without delay and
have the fault rectified.
- If the warning lamp and the message appear
while driving, there may be a malfunction in
the parking brake auto release or the emergen­
cy brake functions. You may not be able to ap­
ply or release the parking brake. Do not park
the car on a gradient. Obtain professional assis­

tance.

Brake servo: restricted. You can continue driv­

ing.
Please contact workshop
There is a fault with the brake servo. The brake
servo remains available with reduced capacity.
29

Instruments
and
controls
The brakes
may
perform differently than usual
and
the
brake pedal may vibrate.
Drive
to
a qualified workshop without delay
and

have
the
fault rectified.
A WARNING
- Before opening
the
bonnet and checking
the

brake fluid level, observe
the
warning infor­
mation
on
*$page
295,
Working
on
compo­
nents
in the
engine compartment.
-
If
the brake warning lamp does
not go out,

or
if it
lights up when driving,
the
brake
flu­

id level in
the
reservoir
is too low -
this
may

cause an increased accident risk. Stop
the

vehicle and
do not
drive on. Obtain profes­
sional assistance.
-
If
the brake warning lamp lights
up
togeth­
er with
the
ABS indicator lamp and
the
ESC
indicator lamp, this can mean that
the
con­

trol function
of
the ESC/ABS
is not
working.
Input from
the
functions that stabilise
the

vehicle
is no
longer available. This could
cause
the
tail of
the vehicle
to
skid
side­

ways.
Do not
drive on. Obtain professional
assistance.

(®)/0
Electro-mechanical parking brake
The warning lamp
||
lights
up
when
the
parking
brake
is
applied.
If the warning lamp
||
flashes, insufficient brak­
ing force
has
been applied
or
released. Select
first gear (manual gearbox)
or
position
P
(auto­
matic gearbox)
as an
additional safeguard. Make
sure that
the
warning lamp has gone
out
before
you drive
off.

2J
Parking brake!
There
is
a malfunction
in the
parking brake. Drive
to a qualified workshop soon
and
have
the
fault

rectified.

[ft]
Parking brake auto release: unavailable
If this message appears, press
the
brake pedal
and then release
the
parking brake.
If the warning lamp flashes and
the
message
ap­

pears,
the
brake
may not be
strong enough
to

hold
the
vehicle. The brakes have overheated.
The vehicle can roll away, even
on a
gentle slope.
©J Parking brake is applied
If this message appears, press
the
brake pedal
and then reLease
the
parking brake
as
necessary.
For further information
on the
parking brake
refer
to
^>page
82.

•as
Cooling system

| Switch
off
engine and check coolant level.
See owner's manual
The coolant level
is too low.

Switch
off
the engine and
do not
drive on. Check
the coolant level
^>page
299.

-
If
the coolant level
is too
low, add more coolant

^>page
300. Do not
drive
on
until
the
warning
lamp has gone
out.

| Coolant temperature too high! Let engine
run with vehicle stationary
Let
the
engine cool down
by
running
it at
idling
speed
for
a
few
minutes until
the
warning lamp
goes
out.

-
Do not
drive
on if
the warning lamp does
not

disappear. Obtain professional assistance.

JgJ
Caution:
Vehicle parked
too
steep
A WARNING
- Never open
the
bonnet
if
you
can see
or
hear
steam
or
coolant escaping from
the
engine
compartment; there
is
a risk
of
being
scal­

ded.
Wait until you
can no
longer see
or

hear escaping steam
or
coolant.
-The engine compartment
of
any motor
vehi­

cle
is
a dangerous place. Before carrying
out

any work
in the
engine compartment, switch
off the engine and allow
it to
cool down.
Please observe
the
important safety warn­
ings
^>page
295,
Working
on
components
in
the
engine compartment.
30

Instruments and controls
© CAUTION

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Do not drive on if the warning lamp || lights

up;
otherwise there is a risk of engine dam­

age.

t^
Engine oil pressure
| Switch off engine! Oil pressure too low
Switch off the engine and do not drive on. Check
the engine oil level
^>page
298.
- If the engine oil level is too low, add more oil

tapage
297. Do not drive on until the warning
lamp has gone out.
-If the engine oil level is OK
but
the warning
lamp still lights up, switch off the engine and
do not drive on. Obtain professional assistance.
© Note
The oil pressure warning lamp is not an
indi­

cator for the oil level. The oil level should
therefore be checked regularly.

C3
Alternator/vehicle battery
| Electrical system: fault. Battery is not being
charged
There is an alternator fault or a fault in the
vehi­

cle's electrical system.
Drive to a qualified workshop without delay.
However, you should avoid using electrical equip­
ment that is not absolutely necessary because
this will drain the battery. If the battery charge is
insufficient, obtain professional assistance.

S
Electrical system: fault. Please contact
workshop
Drive to a qualified workshop without delay.
Avoid using electrical equipment that is not abso­
lutely necessary (such as the radio) because this
will drain the battery. If the battery charge is in­
sufficient, obtain professional assistance.

y
Electrical system: low battery charge. Bat­
tery will be charged while driving
Starting reliability may be impaired.
If this message disappears after a while, the ve­
hicle battery will have been sufficiently charged
while driving.
If the message does not disappear again, drive to
a qualified workshop without delay and have the
fault rectified.

2f
Safety systems
The indicator lamp

terns.

monitors the safety sys-

If
the indicator lamp
Ej
lights up or flashes,
there is a malfunction in one of the safety sys­

tems.

Drive to a qualified workshop without delay and
have the fault rectified.

A
WARNING
Have the safety systems examined without
delay; otherwise they may fail to trigger in an
accident - this could result in serious or possi­
bly fatal injury.

A
Front seat belt
The warning lamp|| lights up and does not go
out until the driver's and front passenger's* seat
belts have been fastened. When the vehicle has
gathered speed you will also hear a warning

chime.

Note
For further information on the seat belts

•=>
page 275.

y/4
Rear seat belt
Applies to: vehicles with seat belt warning system (rear seats)
If a rear seat belt is buckled/unbuckled, the cor­
responding indicator Lamp Lights up briefly.

||
- If the indicator lamp lights up briefly, the
corresponding rear seat is not occupied.

|/RI|-
If the indicator lamp lights up briefly,
the rear seat belt has been fastened.
| /
KJ
"
Ifthe
warning lamp flashes, the seat
belt has been unbuckled with the vehicle moving.
31

Instruments and controls

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Bonnet
| Warning! Bonnet not locked. Stop vehicle
and check bonnet lock
If the warning lamp lights up and the message
appears, the bonnet lock is not correctly engag­

ed.

Stop your vehicle without delay and close the
bonnet
^page
296.

f*lu
Electronic stabilisation control (ESC)
If the indicator lamp
§jj
flashes while the vehicle
is in motion, the ESC or traction control system
(ASR) is intervening.
If the indicator lamp
§|j
lights up, the ESC sys­
tem has been switched off for system reasons. In
this case, the ESC can be reactivated by switching
the ignition off and then on again. If the indica­
tor lamp goes out, this means the system is fully

functional.

If the indicator lamp
|g
lights up, the ESC sys­
tem has been partially or completely switched off
via the
J^OFF
button
^>page
145.
Stabilisation control (ESC/ABS): fault! See
own­

er's manual
If the indicator lamp
§§J
and the ABS indicator
lamp
EJ
light up and the message appears,
there is a malfunction in the anti-lock brake sys­
tem or electronic differential lock. This will also
cause an ESC malfunction. The vehicle can still be
braked in the normal way (however the ABS
con­

trol function will be out of action).
Drive to a qualified workshop without delay and
have the fault rectified.

(T)
Note
For more information about the ESC and ABS
systems, refer to
^>page
145.

O Brake
pads

S
Brake pads!
The brake pads are worn.
Drive to a qualified workshop without delay and
have the brake pads checked.

*S
Hill hold assist

|§i
Hill hold assist: unavailable
If this message appears, the hill hold assist is un­
available.
Manual control!
If this message appears, press the brake pedal.
Use the parking brake for the hill start

^>page
82.

<^b
Engine management
Drive system: fault. Please contact work­
shop
If the indicator lamp
Qg
lights up, there is a fault
in the engine management system.
Drive slowly to a qualified workshop without de­
lay and have the engine checked.
EPC Engine management
Applies to: vehicles with petrol engine
If the indicator lamp
\$fi
lights up, there is a
fault in the engine management system.
Drive slowly to a qualified workshop without de­
lay and have the engine checked.

W
Engine management
Applies to: vehicles with diesel engine
If the
indicator
Lamp
|jjj
Lights up when the
igni­

tion is switched on, the glow plugs are preheat­

ing.

If the indicator lamp does not light up or if it
flashes while the vehicle is moving, there is a
fault in the engine management system.
Drive slowly to a qualified workshop without de­
lay and have the fault rectified.

O
Emission control system
If the indicator Lamp
£3 Lights
up or flashes, a
fault has occurred which can reduce the quality of •
33

Instruments and controls
the exhaust gas and damage the catalytic
con­

verter.
Drive slowly to a qualified workshop without de­
lay and have the fault rectified.
Diesel particulate filter
Applies to: vehicles with diesel particulate filter

|
Particulate filter: system fault. See owner's
manual
The diesel particulate filter requires regenera­

tion.
You can assist the self-cleaning function of
the filter by driving as follows:
Drive at a speed of at least 60 km/h for about
15 minutes in 4th or 5th gear (on vehicles with
manual gearbox), or with the selector lever in po­
sition S (on vehicles with automatic gearbox).
Keep the engine speed at about 2000
rpm.
As a
result of the increase in temperature, the soot in
the filter will be burned off. The indicator lamp
will go out once the cleaning process has been
completed successfully.
If the indicator lamp does not go out, drive to a
qualified workshop without delay and have the
fault rectified.
A WARNING
It is essential that you adjust your speed to
suit the weather,
road,
terrain and traffic
con­

ditions. The recommended driving speed
must never lead to the driver disregarding the
traffic regulations.

(T) Note

For more information about the diesel partic­
ulate filter, refer to
^>page
295.
!
»
Engine speed governing
Applies to: vehicles with engine speed governing
[51 Max. engine speed: XXXX rpm
The engine speed will automatically be governed
to the speed displayed in the instrument cluster.
This protects the engine from overheating.
The rev limiter is deactivated as soon as the en­
gine temperature is no longer within the critical
range and you have taken
your
foot off the accel­
erator.
If the rev limiter has been activated because of a
fault in the engine management system, the in­
dicator lamp
Q or[|2g
will also light up. Make
sure that the engine speed does not exceed the
speed displayed in the driver information system,
for example when shifting down a gear. Drive to
a qualified workshop without delay and have the
fault rectified.
Engine oil level
(MIN)
23
Please check oil level
You can continue driving for the time being but
you should check the engine oil level as soon as
possible
<^page
297.
- If the engine oil level is too Low, add more oil

^>page
298, Checking and topping up the en­
gine oil level.
- If the engine oil level is normal but the indica­
tor lamp stays on, drive to a qualified workshop
without delay and avoid high engine speeds.

ST
Engine oil sensor

3
Oil level sensor: system fault
The sensor for checking the engine oil level has

failed.
Drive to a qualified workshop soon and
have the fault rectified.

3
Oil level sensor: oil change required. Please
contact workshop
The engine oil level is too
high.

Drive to a qualified workshop without delay and
have the fault rectified.
CAUTION
Please observe the procedure described in the
Owner's Manual
^>page
298, Checking and
topping up the engine oil level.
f Engine warm-up
requested

Please warm up engine
34

Instruments and controls

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Fuel has entered the engine oil due to low out­
side temperatures or frequent short trips. Drive
until the engine is warm to allow the fuel to
evaporate out of the engine oil. When doing so,
avoid high engine speeds, full acceleration and
heavy engine loads.

m
Fuel tank system
P3 Please refuel
When the indicator lamp lights up for the first
time and the message appears, there are still
about 7 litres (front-wheeL drive) or about
8.5
li­
tres (four-wheel drive) of fuel left in the tank.

IM
Please refuel immediately
If the indicator lamp lights up and the message
appears, the fuel tank is almost empty. Drive to a
filling station without delay.

E3
Tank system malfunction! Please contact
workshop
There is a malfunction in the tank system.
Drive to a qualified workshop without delay and
have the fault rectified.

S
Driver's door*
For more information about filling the tank,
refer to
=>page
290.

Washer fluid level
Please add washer fluid
With the ignition switched off, top up the fluid
for the windscreen washer and headlight washer

system*
^>page
303.

!
Windscreen wipers
Windscreen wiper defective
There is a malfunction in the windscreen wipers.
Drive to a qualified workshop without delay and
have the fault rectified.

E]
Driver's door: fault. Shift to P before leaving
vehicle. See owner's manual
A malfunction has occurred in the driver's door.
Move the selector lever to position P (automatic
gearbox) to hold the vehicle.
Drive to a qualified workshop soon and have the
fault rectified.

- Bulb monitor
If the indicator Lamp
jjjj
Lights up, a bulb has

failed.
The message indicates the location of the

bulb.

Have the bulb replaced without delay.
Vehicle lights: malfunction!
There is a fault with the headlights or light

switch.
Drive to a qualified workshop soon and
have the fault rectified.

/\
WARNING
Bulbs are sensitive to pressure. The glass can
break when you touch the bulb, causing in­
jury.

ip
Dynamic headlight range control
Applies to: vehicles with dynamic headlight range control

13
Headlight range control: system fault!
There is a malfunction in the dynamic headlight
range control which may cause other road users
to be dazzled.
Drive to a qualified workshop without delay and
have the fault rectified.

•D
Audi adaptive light
Applies to: vehicles with Audi adaptive light

US
Audi adaptive light: system fault!
There is a malfunction in the adaptive light. The
dipped beam headlights will still be working nor­
mally.
Drive to a qualified workshop soon and have the
fault rectified.
35

Instruments and controls

fiP
Light sensor/rain sensor
Applies to: vehicles with light sensor/rain sensor

g
Automatic headlights/wipers: system fault!
The light sensor/rain sensor is out of action.
For safety reasons, the dipped beam headlights
will then be switched on permanently when the
light switch is set to the AUTO position. You can
still switch the lights on and off in the normal
way with the light switch. You can also continue
to use all the other wiper functions that do not
use the rain sensor.
Drive to a qualified workshop soon and have the
fault rectified.

9
Suspension control
Applies to: vehicles with suspension control

Q
Suspension: system fault!
There is a malfunction in the suspension control

system.

Drive to a qualified workshop soon and have the
fault rectified.

<£>OTurn
signals
If the indicator Lamp
H or H
flashes, the turn
signals are on. If both indicator lamps flash, the
hazard warning lights are on.
If one of the indicator lamps flashes twice as fast
as usual, a turn signal bulb has failed. Drive care­
fully to a qualified workshop without delay and
have the fault rectified.

«V
Trailer turn signals
Applies to: vehicles with towing bracket
If the indicator Lamp
E]
flashes, the turn signals
are on in towing mode.
If
a
turn signal bulb on the trailer or vehicle fails
in towing mode, the indicator lamp does not
flash twice as fast to indicate the bulb failure.
36

Doors and windows
Unlocking the vehicle

•
Take hold of the driver's/front passenger's door
handle. The
door
will be unlocked automatical-

iy-

•
To open the door, pull the door handle.
Locking the vehicle
• Automatic gearbox: Move the selector lever to
position P; otherwise it will not be possible to
lock the vehicle.

•
To lock the vehicle, close the door and touch
the sensor on the door handle once
^>Fig.
24,

•=>
A.-
Do
not
take hold of the door handle
while doing so.
The vehicle can be locked/unlocked from the
front doors only. The remote control key should
be within a range of about 1.5 metres from the
door handle. It does not matter where you carry
the key, for instance whether it is in your jacket
pocket or in a handbag or briefcase.
The Locking function may be affected if
you
grasp
the door handle while the vehicle is being locked.
Once the doors have been locked, they cannot be
opened again immediately. This will enable you
to check that the driver's door is properly closed.
The system will unlock either all the doors or only
one of the doors, depending on the settings you
have chosen on the infotainment system

•=>
page 41.

A\
WARNING
- Read and follow all the warnings
<=>
A
in
De­
scription on page 37.
- Applies to vehicles with anti-theft alarm

system:
Do not leave anyone (especially
chil­

dren) in the car if it is locked from the out­
side and the safelock mechanism* is activa­

ted:
the doors and windows cannot then be
opened from the inside
opage
42. Locked
doors could delay assistance in an emergen­
cy, potentially putting lives at risk.
® Note

•
To save electrical power, the proximity
sen­

sors are switched off after
a
few days. You
will then need to pull the door handle once
to unlock the vehicle, and a second time to
open it.

•
To prevent the vehicle battery from becom­
ing discharged and thus maintain the
vehi­

cle's starting ability for as long as possible,
the power management system will gradu­
ally switch off convenience functions that
are not required. In this case you may not
be able to unlock the vehicle with this
con­

venience function.
Central locking switch

Fig.
25 Driver's door: Central locking switch

•
To lock the vehicle, press the [a] button
o A-
•
To unlock the vehicle, press the
M
button

=>
Fig.
25.
Please note the following when you use the
cen­

tral locking switch to lock your vehicle:
- The doors and the boot lid cannot be opened
from the outside (for safety reasons, when
stopped at traffic lights, etc.).
- The LED in the central locking switch Lights up
when all of the doors are closed and locked.
- You can open the doors individually from the
inside by pulling the inside door handLe.
- In the event of an accident in which the airbags

inflate,
doors Locked from the inside will be au­
tomatically unlocked to facilitate access and as­
sistance.
Please note the following points if the vehicle
is left parked for long periods:
A WARNING
- Read and follow all the warnings
•=>
A in De­
scription on page 37.
40