2015 AUDI RS5 CABRIOLET charging

16 Instruments and warning/indicator lights
authorized Audi dealer or qualified work­
shop and have the brake system
inspected.
- Always keep in mind that after several
brake applications, you will need greater
pressure on the brake pedal to stop your
vehicle . Do not rely on stra ined brakes to
respond w ith maximum stopping power
in critical situations. You must a llow for
increased bra king distances. The extra
distance used up by fading brakes could
lead to an acc ident.
::.'!!JC®) Electromechan ical parking brake
The warning/indicator light monitors the
electromechanical parking brake.
If the indicator light. (USA models)/ .
(Canada models) turns on, the park ing brake
was set.
The warning/ind icator light will go out when
the park ing brake is released.
• (USA models) ;a (Canada models) Cau·
tion : Vehicle parked too steep
If the indicator light blinks and the message
appears, there is not enough braking power to
keep the vehicle from rolling. The brakes have
overheated. The vehicle could roll away even
on a small incli ne.
Press brake pedal to release parking brake
To release the parking brake, press the brake
pedal and press the button®> or start driving
with start ing ass ist at the same time
c:> page 79.
Please release parking brake
To release the parking brake manually, press
the brake peda l and press the button®) at
the same time. The parking brake only releas­
es automatically if the driver's safety belt is
fastened.
Ill Parking brake!
If the Ill indicator light turns on and this
message appears, there is a parking brake
malfunction. Drive to your authorized Aud i dealer or qualified workshop immediately to
have the malfunction corrected.
,(f. Safety belts
This
warning/indicator light reminds you to
put on your safety belt.
T he . warn ing/ indicator light i llum inates
when the ignition is switched on to remind
the driver and (on USA models on ly) any front
passenger to put on the safety be lt. Addition­
ally, an acoustic warning (gong) will also
sound.
For more Information
c:> page 123, Safety
belt warning light.
· 0 Battery
The . warning/indicator light illuminates
when you switch on the ignition and must go
out after the eng ine has started.
• Alternator fault: Battery is not being
charged
If the indicator light turns on and the mes­
sage appears, there is a malfunction in the
generator or vehicle electrical system .
Drive to your authorized Audi dealer or quali­
fied workshop immediate ly . Because the veh i­
cle battery is discharging, turn off all unnec­
essary electrical equipment such as the radio.
Seek professiona l assistance if the battery
charge level 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 sta rting
ability.
If this message turns off after a little while,
the battery charged enough while driving.
If the message does not turn off, have your
authorized Aud i dealer or qualified workshop
correct the malfunction.

"' N
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fuel container in your vehicle. The con­
tainer, full or empty may leak and co uld
cause a fire, especially in a crash.
- If, under exceptional circumstances, yo u
must transport a portable fuel container,
please observe the following:
- Never fi ll a po rtable fue l container
while it is anywhe re in or on the vehicle
(for examp le, in the luggage compar t­
ment, or on the tr unk). Static electric i­
ty can bui ld up while fi lling and can ig­
n ite fue l vapors causing a fire .
- Always p lace a portable fuel container
on the gro und before filling.
- Always keep the fi ller nozzle comp lete­
ly inside the po rtable conta iner before
and during filling.
- If filling a portable container made of
metal, the filler nozz le must always be
in contact with the container. Th is w ill
he lp prevent static electricity from dis­
charging and cause a fire .
- Never sp ill fuel inside the vehicle or
luggage compartment. Fue l vapors are
h ighly f lammable .
- Always observe local and state/provin­
cial laws regarding the use, storage
and tra nsporta tion of fuel co ntainers .
- Make certai n the fuel container meets
industry standards (ANSI/ ASTM
F852 -86) .
(D Note
If any f uel has spilled onto the car, it
should be removed immediate ly to prevent
damage to the paint.
~ For the sake of the environment
As soon as the correctly operated nozzle sw itches off automatically fo r the fi rst
time, the tank is full. Do not try to add more fue l because fue l may spill out . In
add it io n, th e expans ion space in the fuel
t ank will be fi lled -cau sing the fue l to
overflow whe n it be come s w arm and pol ­
lu te the env iro nment.
Fu el suppl y and filli ng your fuel t ank 193
@ Tips
- Running your eng ine whi le refue lli ng
may cause vapors to escape or even
cause fuel to sp ill out of the tank. T his
would then shut off the fuel nozzle be­
f o re the ta nk is f ull.
- Do not refuel your vehicle with the ign i­
tion turned o n. The fuel gauge may oth­
erwise not indicate the correct f uel level
after refuelling .
- The fue l filler flap of yo ur vehicle is not
locked when you lock t he veh icle from
t he insid e.
Unlocking the fuel filler flap
by hand
You can open the fuel filler flap by hand if the
power locking system should fail .
Fig. 1 70 Luggage compa rtme nt: ope ning th e side trim
Fig . 1 71 Luggage co mpa rtme nt: Eme rgency ope ning
of fue l fil le r flap
The emergency opening mechanism is located
behind the right side trim panel in the lug­
gage compartment .
Opening the side trim .,. Insert a tool such as a screwdriver
¢
page 242 or the emergency key into the
r ight side of the upper gap¢
fig. 170 . .,.

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(D Note
-Do not disconnect the ve hicle battery
when the ignition is switched on or when
the engine is running, otherwise, you will
damage e lectronic components in the
electrica l system .
- If your vehicle is going to stand for a
l ong period of time without being driven,
protect the battery from "freezing", oth­
erwise it w ill be damaged and w ill then
have to be replaced .
Battery charging
Starting the engine requires a well charged
battery.
Fi g. 1 80 Engin e comp artm ent: Conn ecto rs for char ger
an d jumper cables
Always read and heed all WARNINGS be low
c::, &. and c::, &. in Working on the battery on
page
206 .
.,. Turn off the ignit io n and all electrical con­
s umer s .
.,. Make sure the area is well vent ilated when
you charge the bat tery .
.,. Open the engi ne hood
c::, page 195.
.,. Open the cover on the posit ive pole
¢ fig . 180 .
.,. Connect the charger connectors according to
the instructions to the
jump start bolts.
(Bolts under the cover= "positive", Bolts
with hex head = "negative").
.,. Only now plug the mains lead for the charg­
i ng equipment into the wall outlet a nd turn
it on
c::, &_ .
.,. Make sure the charging rate i s not over
30 amp s/14 .8 Volt .
Checkin g and fillin g 207
.,. When the battery is fully cha rged : T urn the
charging equ ipment off and
remove the
mains lead from the wa ll out let .
.,. Now remove the clamps for the charging
equ ipment.
.,. Close the cover on the positive pole .
.,. Close the hood
c::, page 195.
A d ischarged bat tery can freeze at tempera­
tures of only 32 °F (0 °C) . Allow a frozen bat­
tery to thaw completely before attempting to cha rge it
c::, .&. . However, we recommend not
u sing a thawed batte ry aga in because the bat­
tery casing can be cracked due to i ce fo rma­
tion an d can leak b attery a cid.
Battery charging (Maximum charging rate
of 30 amps /14.8 Volt )
When charg ing at low vo ltages (e.g. wi th a
t rickle charger ), the ba tte ry cables do no t
have to be disconne cte d firs t. T he bat tery
caps should
not be opened when charging a
batte ry .
It is no t necessa ry to remove the b attery from
the luggage compartment.
Fast charging the battery (charging rate
above 14 .8 Volts)
Fo r tec hni cal re asons do not use a bat tery
c h arger that uses voltage g reater than
1 4 .8
Volts to c harge yo ur veh icle's battery.
A WARNING
C harging a battery can be dangero us.
-A lways follow the operati ng instr uctions
provided by the battery charger manu ­
facturer when charging your battery .
- Never charge a fro zen battery. It may ex­
p lode because of gas trapped in the ice .
A llow a frozen battery to thaw out first.
- Do not reuse batteries wh ic h were fro­
zen. The battery housing may have
cracked and weakened w hen the battery
froze.
- Charge the battery in a well venti lated
area . Keep away from open flame or elec­
trical spark. Do not smoke . Hydrogen gas
generated by the battery is explos ive . ..,

256 Emergency situations
@ Tips
The discharged battery must be properly
connected to the vehicle's electrical sys­
tem. When jump starting or charging the
battery, never connect the negative
ground cable to the battery negative post
because the batte ry manager system must
be able to detect the battery 's state of
charge. Always connect the negative
ground cab le to the negative ground post
of the battery manager control unit.
Use of jumper cables
Make sure to connect the jumper cable
clamps in exactly the order described below!
Fig. 201 Engine compartment: Connectors fo r jum per
cables and charger
Fig. 202 Jump sta rting wi th the battery of anot her ve ·
h ide :@ booster battery, @ disc harged vehicle battery
The procedure described below for connecting
jumper cables is intended to provide a jump
start for your vehicle .
Vehicle with discharged battery:
.. Turn off lights and accessories, move lever
of automatic transmission to N (Neutral) or
P (Park) and set parking brake .
Connect POSITIVE(+) to POSITIVE(+)
(red)
.. Remove the cover above the jump start con­
nection .
.. Open the cover on the positive pole
¢fig. 201.
1. Connect one end of the red positive cable
on the
jump start bolt c::> fig. 202 @
(Bolts under cover= "positive") of the ve­
hicle to be started @.
2. Connect the other end to the positive ter-
minal @of the booster battery@.
Connect NEGATIVE (-) to NEGATIVE (-)
(black)
3. Connect one end of the b lack negative ca­
ble to the negative terminal @of the
booster battery @.
4. Connect the other end to the
jump start
bolt @
(Bolts with hex head= "negative")
of the vehicle to be started @.
Starting the engine
.. Start the engine of the vehicle with the
booster battery@. Run the engine at a
moderate speed.
.. Start engine with discharged vehicle battery
@ in the usual manner .
.. If the engine fails to start: do not keep the
starter cranking for longer than 10 seconds .
Wait for about 30 seconds and then try
again .
.. With eng ine running, remove jumper cables
from both vehicles in the exact
reverse or­
der .
.. Close the cover on the positive pole .
T he battery is vented to the outside to prevent
gases from entering the vehicle interior . Make
sure that the jumper clamps are well connect­
ed with their
metal parts in full contact with
the battery terminals.
A WARNING
--
To avoid serious personal injury and dam­
age to the veh icle, heed all warnings and
instructions of the jumper cable manufac-
turer . If in doubt, call for road service . ..,.

270 Index
Automatic climate control Air vents ... ............... .. .... .. 71
Operation . . . . . . . . . . . . . . . . . . . . . . . . . 70
Setup . .. ............... .. .. .... .. 72
Automatic power top ....... .. .. .... .. 43
Automatic transmission . . . . . . . . . . . . . . . 83
Emergency release . . . . . . . . . . . . . . . . . . 89
Removal lock (ignition key) . .. .. .. .. . . 73
also refer to S tron ic transmission ..... 83
Au tomatic wipers . . . . . . . . . . . . . . . . . . . . 56
Auto Safety Hotline ................ . 120
Average speed . . . . . . . . . . . . . . . . . . . . . . . 24
Avoid damaging the vehicle .. .. .. .. .. . 179
B
Battery . . . . . . . . . . . . . . . . . . . . . . . 16, 205
Battery location inside the luggage com-
partment .. .. . .......... .. .. .... . 205
Charging . .. ............... .. .... . 207
Important warnings when working on
the battery .... ... ... .... .. .. .. .. . 205
Jump starting ............. ... .. ... 255
L ow . .. .. .... ........... .... .... . 177
Rep lacing the battery ..... .. .. .... . 208
State of charge ............ ... .... . 177
Winter operation .......... ... .... . 205
Working on the battery ..... ... .... . 205
Before driving ............. .. .. .. .. . 112
Belt posi tioner ............ .. .. .. .. . 126
Blended gasoline .............. .... . 190
Blower (automatic climate control) . . . . . . 71
Booster seats ............. .. .. .. .. . 160
Brake fluid Changing the brake fluid ......... .. . 204
Checking the brake fluid level ..... ... 204
Reservoir . ................. ..... . 204
What is the correct brake fluid level? . . 204
What should I do if the brake fluid warn-
ing light comes on? ......... .. .... . 204
Brake system ............... ... .... . 204
Anti-lock braking system . . . . . . . . . . . . . 19
Brake assist system ....... .. .. .... . 171
Brake fluid ................ .. .... . 204
Brake fluid specifications for refill and re­
placement . . . . . . . . . . . . . . . . . . . . . . . 204
Brake light defective .......... .. .... 21
Brake power assist unit .. .. .. .. .. .. . 174 Brakes ...
..... .. ............. .... 174
Ceramic brakes ... ................ . 174
Electromechanical parking brake ...... 78
Warning/indicator lights ........ .... . lS
Worn brake pads symbol . . . . . . . . . . . . . 20
Braking Emergency braking function ....... .. . 79
braking guard . .. .. ... .......... .. .. . 90
Messages . .... .. ............. .... . 97
Settings .. .. .. . .............. .. .. . 97
Break-in per iod .. .. .......... ...... . 179
Tires . ........ .. .. ........ ...... . 179
Bulbs .. .... .... ................... 253
C
California Proposition 65 Warning ..... 196
Battery specific . ................. . 206
Capacities .. .. .. . .............. .. .. 262
Carbon parts Cleaning . . . . . . . . . . . . . . . . . . . . 186, 187
Care ........... .. .. .............. . 184
Cargo area
refer to L uggage compartment. . . 66, 118
Catalytic converter . . . . . . . . . . . . . . . . . . 180
Center armrest . . . . . . . . . . . . . . . . . . . . . . 63
Central locking .. .. ................ .. 30
Central lock ing switch .......... .... . 34
Convenience key . . . . . . . . . . . . . . . . . . . . 34
Remote control key ................. 33
Ceramic brake rotors New brake pads .. ................ . 17 4
Certification .... .. ............. .... 267
Changing a flat tir e . ... .......... .. .. 244
Changing a wheel .. ................ . 244
Changing engine oil ............. .... 200
Checking Engine coolant level ............ .. .. 202
Checking tire pressure ..... ...... .. .. 221
Child restraints Danger of using child restraints in the
front seat . .... ... .............. .. 132
Where can I get addi tional information
about child restraints and their use? .. 169
Child restraint system anchors ..... ... 166