cooling AUDI A5 CABRIOLET 2017 User Guide

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LL 00
A WARNING ,~
- The cooling system is under pressure and
can get very hot. Reduce the risk of scald ing
from hot coolant by following these steps.
- Turn
off the engine and allow it to coo l
down.
- Protect you r face, hands and arms from
escaping fluid and steam by cover ing the
cap with a large, thick rag.
- Turn the cap slowly and very carefully in a
counter-clockwise d irection while applying
light, downward p ressure on the top of
the cap.
- To avoid being burned, do not spill anti­
freeze or coolant on the exhaust system or
hot engine parts. Under certa in cond i­
tions, the ethylene glycol in eng ine cool­
ant can catch fire.
- Antifreeze is poisonous. Always store anti­
freeze in its orig inal container and well out
of the reach of children.
- If you dra in the coolant, it must be caught
and safely stored in a proper conta iner
clearly marked "poison".
- Do not add coolant if the expansion tank is
empty. Air cou ld enter the cooling system
and damage the eng ine. If this is the case,
do not continue driving . Seek professional
ass istance.
- Coolant pollutes the env ironment and could
cause an eng ine fire. Excess coolant will be
fo rced o ut through the pressure relief valve
i n the cap when the e ng ine be comes hot.
- If, in an emergency, only wate r can be add­
ed, the co rrect r atio betwee n wate r and an­
tifree ze
Q page 199 must be res to red as
soon as possib le.
{® For the sake of the environment
Dra ined coolant sho uld not be reused. Always
disp ose of used coolant while obse rving all
env ironment al regulat ions.
-
Ch eck ing and Filling
Rad iator fan
The radiator fan switches on automatically by it­
self .
The radiator fan is driven by the engine via the V­
belt. The viscous clutch regulates th e speed of
the fan accord ing to the temperature of the cool­
ant .
An auxiliary e lectr ic radiator fan* switches on and
off depending on coo lant temperature and other
vehicle operating conditions.
After you switch the engine
off, the auxiliary fan
can continue running for up to 10 m inutes -even
with the ignition
off. It can even switch on aga in
later by itself
Q .& , if
- the temperature of the engine coolant rises due
to the heat build-up from the engine in the en­
gine compartment, or
- the engine compartment heats up beca use the
veh icle is parked in intense sunlight.
A WARNING
- To reduce the r isk of persona l injury neve r
touch the radia to r fan .
- The auxiliary e lectr ic fan is temperature
controlled and can switch on s uddenly even
when the engine is not ru nning .
- The a uxiliary radiator fan sw itches on auto­
mat ically when the eng ine coolant reaches a
certa in temperature a nd will continue to run
until the coolant temperature d rops.
201

Index
Lower anchorages . . . . . . . . . . . . . . . . . . . 164
Mounting and releasing the anchorage
hook . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
165
Child safety seats
Boost er seats . . . . . . . . . . . . . . . . . . . . . . .
158
Convertible child seats . . . . . . . . . . . . . . . 156
Dang er of using child restraints in the front
seat.... ... .. .. ................ ....
131
How do I properly install a child safety seat
in my vehicle? . . . . . . . . . . . . . . . . . . . . . . .
153
Infant seats . . . . . . . . . . . . . . . . . . . . . . . . 155
LATCH system . . . . . . . . . . . . . . . . . . . . . . 165
Safety instructions . . . . . . . . . . . . . . . . . . . 153
Unused safety belts on the rear seat . . . . 155
Child seats . . . . . . . . . . . . . . . . . . . . . . . . . . 155
Securing . . . . . . . . . . . . . . . . . . . . . . . . . . . 159
Cigarette lighter . . . . . . . . . . . . . . . . . . . . . . . 62
Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Cleaning/removing ice from windows . . . . . 184
Cleaning Alcantara . . . . . . . . . . . . . . . . . . . . 185
Cleaning artificial leather . . . . . . . . . . . . . . . 185
Cleaning carbon parts . . . . . . . . . . . . . 184, 185
Clean ing contro ls . . . . . . . . . . . . . . . . . . . . . 184
Cleaning decorative parts/trim . . . . . . . . . . 184
Cleaning decorative parts and trim . . . . . . .
184
Cleaning displays . . . . . . . . . . . . . . . . . . . . . 184
Cleaning exhaust tail pipes . . . . . . . . . . . . . 183
Clean ing plast ic parts . . . . . . . . . . . . . . . . . . 184
Cleaning rims . . . . . . . . . . . . . . . . . . . . . . . . 183
Cleaning seat covers . . . . . . . . . . . . . . . . . . . 185
Clean ing textiles . . . . . . . . . . . . . . . . . . . . . . 185
Cleaning the tail lights . . . . . . . . . . . . . . . . . 183
Cleaning the wind deflector . . . . . . . . . . . . . 184
Climate control system . . . . . . . . . . . . . . . . . 66
Automatic recircu lation . . . . . . . . . . . . . . . . 69
Supplementary heater . . . . . . . . . . . . . . . . . 69
synch ronizing . . . . . . . . . . . . . . . . . . . . . . . . 69
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Closing/opening
at the lock cylinder. . . . . . . . . . . . . . . . . . . .
32
by remote control . . . . . . . . . . . . . . . . . . . . 30
with the central locking sw itch . . . . . . . . . .
31
with the convenience key . . . . . . . . . . . . . . . 30
Coming home . . . . . . . . . . . . . . . . . . . . . . . . .
49
Compact spare tire . . . . . . . . . . . . . . . . . . . . 227
also refer to Spare tire . . . . . . . . . . . . . . . 227
252
Compass in the mirror . . . . . . . . . . . . . . . . . . 55
Compliance . . . . . . . . . . . . . . . . . . . . . . . . . . 249
Consumer information . . . . . . . . . . . . . . . . . 246
Consumer Information .. ............. . .
Contacting NHTSA
Convenience key 118
118
Ind icator lights . . . . . . . . . . . . . . . . . . . . . . 75
Starting engine (START ENGINE STOP but-
ton) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
73
Stopping the engine (START ENGINE STOP
button) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
74
Switching on ignition ............... .. . 73
unlocking/locking . . . . . . . . . . . . . . . . . . . . 30
Convenience opening/closing
Conv ertible child safety seats
Convertible locking retractor
35
156
Activating . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Deact ivating . . . . . . . . . . . . . . . . . . . . . . . . 162
Using to secure a child safety seat . . . . . . 161
Coolant system . . . . . . . . . . . . . . . . . . . . . . . 199
Cooling mode (automatic climate control) . . 67
Cooling System
Expansion tank. .. .. .. .. ........... ..
199
Cornering light . . . . . . . . . . . . . . . . . . . . . . . . 48
Cruise control
Changing speed . . . . . . . . . . . . . . . . . . . . . . 80
Presetting your speed . . . . . . . . . . . . . . . . . 80
Switching off . . . . . . . . . . . . . . . . . . . . . . . . 80
Switching on . . . . . . . . . . . . . . . . . . . . . . . . .
79
Cruising range . . . . . . . . . . . . . . . . . . . . . . . . . 22
(upholder . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
D
Data recorder . . . . . . . . . . . . . . . . . . . . . . . . 169
Date display . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Dayt ime running lights . . . . . . . . . . . . . . 48 , 49
Declaration of compliance
Adaptive cruise control . . . . . . . . . . . . . . .
249
Audi side assist . . . . . . . . . . . . . . . . . . . . . 249
Cell phone package . . . . . . . . . . . . . . . . . . 249
Convenience key . . . . . . . . . . . . . . . . . . . . . 249
Electronic immobilizer. . . . . . . . . . . . . . . . 249
Homelink universal remote control . . . . . 249
Remote control key . . . . . . . . . . . . . . . . . . 249
Defective light bulb warning . . . . . . . . . . . . . 19
Defrosting (windows) . . . . . . . . . . . . . . . . . . . 68