2017 AUDI S3 SEDAN coolant reservoir

Cockpit over view
The brake booster remains active for a br ief peri­
od of time after switching off the ignition. To se­
cure the vehicle from ro lling away, move these­
lector lever in the P position or set the parking
brake.
A WARNING
- Read and follow the warnings in
¢ page 316, Working in the engine com­
partment
before open ing the hood and
check ing the b rake fl uid level.
- If the bra ke system indicator light does not
tu rn off o r it t urns on while driv ing, the
bra ke fluid level in the reservoir is too low ,
and this inc reases the risk of an acc iden t.
Stop the vehicle and do not continue dr iv ­
ing. See an authorized Audi dealer or au­
tho rized Audi Service Facility for ass istance .
- If the bra ke sys tem indicator light turns on
together with the ABS and ESC indicator
lights, the ABS/ESC regulating function may
be malfunctioning. Functions that stabilize
the vehicle are no longer ava ilable. This
could cause the rear of the ve hicle to
swerve, which increases the risk that the ve­ hicle will slide . Do not continue driving . See
an aut ho rize d Aud i dea le r o r authori zed
Audi Service Facility for assistance .
PARK!<®)/ ~ Electromechanical parking
brake
If the -(USA models) I . (Canada models)
indicator light t urns on, the park ing brake was
set.
I f the
-(USA models)/ . (Canada mode ls) in ­
dicator light blinks, the braking fo rc e is not b uild­
ing up enoug h or not b uilding up at all. Select the
P selector lever position to help secure the vehi­
cle. Make sure the indicator lig ht is off before you
s tart dr iv ing .
There is a mal function in the park ing brake. Dr ive
to an author ized Audi dealer or author ized Audi
Serv ice Facility immediately to have the malfunc­
tion corrected .
1'11j1j;j:lj :j;fj~~ (USA models ) / DJ (Can ada mod­
els ) Par king brake auto release unava ilable
28
If this message appears, press the brake pedal
first and then release the parking brake.
1!1Jj1J;j:lj :J;f:U~ (USA model s) I DJ (Canada mod ­
els) C aution: Vehicle parked too steep
If the indica to r li gh t blin ks and the message ap­
pears, there is not enoug h braking powe r to se­
cu re the ve hicl e. Th e b rakes have ove rheate d. The
vehicle could roll away even o n a small in cli ne .
l91j;l1;j:lj :);f:U~ ( USA model s) / DJ (Canada mod­
el s) Parking brake is applied
If this message appears, press the brake peda l
first and then release the parking brake if neces­
sa ry .
(D Tips
For additional informat ion on t he parking
brake, see
¢ page 83.
-L Cooling system
• Switch off engine and check coolant level!
See owner's manual
• S top vehicle and ch eck coolant le vel! See
owner's manual
The coolant level is too low .
Do not continue driving and switch the engine
off. Ch eck the coolant level ¢
page 323 .
Plug -in hybrid d rive*: See ¢ page 10 4.
- If the coo lant level is too low, add coolant
¢
page 323 . Only continue dr iving once the in­
dicator light turns off.
• Coolant temperature too high! L et engine
run with vehicle stationary
Let the engine ru n at idle for a few minutes to
cool off , until the indicator lig ht turns off .
-If the indicator light does not turn off , do not
cont inue driving the veh icle. See an authori zed
Audi dea le r or authori zed Audi Service Facility
for assistance.
.,,.

a, a, ..... N
" N ..... 0 N > 00
Checking and Filling
Engine compartment overview
The most important check points .
-
Fig. 271 Typical location of the reservoir , engine oil dipst ick, and eng ine oil filler opening
(D Coolant expansion tank (-"-) ¢ page 323
@ Engine oil dipstick¢ page 321
® Eng ine oil filling opening ('er.) ¢page 321
@ E ng ine o il label* w ith VW standard
¢ page 319
® Brake fluid reservoir ((0}) ¢ page 325
@ Vehicle battery(+) under a cover
¢ page 326, ¢ page 368
0 Body ground point(-) ¢page 326,
¢page 368
@ Washer fluid reservoir (W) ¢ page 32 7
® Fuse housing ¢ page 364
The o il dipstick( @) and the engine oil f iller
opening( @)
¢fig. 271 can be located in differ­
ent posit ions depending on the engine vers ion.
A WARNING
Read and follow all WARN INGS before check­
ing anything in the engine compartment
¢page 316.
(D Tips
Plug-in hybrid drive*: read the information re­
garding the coolant expansion tank under
¢page 104 and the vehicle battery(+) under
¢page 104 .
Engine oil
Engine oil specifications
The engine oil used must conform to exact speci­
fications.
The service interval display in the instrument
cluster of your vehicle will inform you when it is
time for an oil change . We recommend that you
have your oil changed by an authorized Audi Serv­
ice Advisor .
If you must add oil between oil changes , use an
oil that matches the Audi oil quality standard
li sted on the sticker. The sticker is located at the
Ill>
319

a, a, ..... N
" N ..... 0 N > 00
- the temperature of the engine coolant r ises due
to the heat bui ld-up from the engine in the en­
gine compartment , or
- the engine compartment heats up because the
vehicle is parked in intense su nlight .
_& WARNING
- To reduce the risk of personal injury never
touch the radiator fan .
- The auxiliary elect ric fan is temperature
contro lled and can switch on suddenly even
w hen the eng ine is not running.
- The auxiliary radiator fan switches on auto­ matically when the engine coo lant reaches a
certain temperature and will cont inue to run
until the coolant temperat ure drops.
Brake fluid
Fi g. 27 5 Engine co mpartment: cap on b rake f lu id reservoir
Observe the safety p recau tions ¢ page 316,
Working in the engine compartment .
Checking the brake fluid level
Read the brake f lu id leve l on the brake fl uid res­
e rvo ir
Q page 319 , fig. 271. The bra ke fluid level
must be be tween the M IN and MAX m ark ings
¢ _& .
The brake fluid level is mon itored a utomat ica lly .
Changing the brake fluid H ave the brake fluid changed regularly by an au­
thor ized Audi dealer or authorized Audi Service
Facility .
-
Checking and Filling
A WARNING
=
-If the brake fluid level is below the MIN
marking, it can impair the brak ing effect
and d riving safety, wh ich increase the risk of
a n accident . Do no t continue dr iving . See a n
a uthor ized Audi dealer or author ized A udi
Serv ice F acility for a ssistance.
- I f the b rake fl uid is old, b ubbles may form
i n t he bra ke sys tem dur ing heavy bra king.
This wo uld impair braking per formance an d
d riving safety, which increases the r is k of an
accident.
- T o ensu re the brake system fu nctions cor­
rectly, only use brake fluids that comp ly
with VW standard 501 14 or F M VSS -116 DOT 4.
(D Note
- If the brake flu id leve l is above the MAX
marking, bra ke f luid may leak o ut over the
edge of the reservo ir and result in damage
to the vehicle.
- Do not get any b rake fl uid on the vehicle
paint, because it wi ll corrode the paint.
Battery
General warnings about batteries
B ecause of the complex power supp ly, all work
o n batter ies such as d iscon necti ng, replac ing,
etc. should only be performed by an authori ze d
Audi dealer or au thor ized A udi Service Fac ility
Q _& .
The term "veh icle batte ry" refe rs to the 1 2 Vol t
battery in your vehicle .
P lug- in hybr id driv e*: For important informat ion
abou t the high-vol tage batte ry, refe r to
Qpage 94.
Detail ed warnings fo r the vehicle battery :
®
Wear eye protect ion.
A
Battery acid is h ighly corros ive. Wear pro-
tect ive gloves and eye protection.
@
F ir e, sparks, open flame and smoking are
forbidden .
325