2013 AUDI S4 SEDAN open hood

220 Checking and filling
Checking the engine oil level
Fig . 168 MMI D isp lay : O il le ve l indic ator
Read oil level
• Park your vehicle so that it is horizontally
level.
.. Shut the engine off when it is at operating
temperature.
.. Switch only the ignition back on.
• Wait approx . two minutes .
> Select: Funct ion button ICARI > Oil level. Or
> Se lect : Funct ion button ICARI > Car systems
control button > Servicing & checks > Oil
level.
• Read the oil leve l in the MMI* Display
c::>fig. 168 . Add eng ine oi l if the bar o f the
oil level indicator is near "Min"
c::> page 220
Depending on the way the vehicle is driven
and the operating conditions, oil consumption
can be up to a 1/2 quart per 600 mi les (0 .5 li­
ter per 1,000 km). Consumption may be high­
er within the first 3,000 mi les (5 ,000 km).
The o il level indicator in the MMI* Display
is only an information display. If the o il
level is too low, a min imum oil warning ap­
pears in the instrument cluster. Add o il
c::> page 220. If the hood has been opened,
the current oil level is shown in the instru­
ment cluster the next time the ign ition is
switched on.
~ Adding engine oil
Fig. 169 En g in e compart ment: Cover on the oil filler
neck
• Before yo u check anything in the engine
compa rtme nt,
always read and heed all
WARNINGS
c::> .A in Working in the engine
compartment on page 215 .
.. Unscrew the cap hole
q fig . 169, qpage 217, fig. 167 .
.. Carefully top off with the appropriate oil in
0.5 liter doses.
.. Check the oil level again after two minutes
qpage220 .
• To p off the o il aga in, if necessary.
• Screw the cap back on the filling hole.
.8_ WARNING
- While topping off, the oil must not come
in contact with hot engine parts - fire
hazard!
- The oil filter cap must be properly se­
cured to prevent oil from being sprayed
on the hot engine and exhaust system
when the engine is running - fire hazard!
- If your skin has come in contact with the
engine oi l, you must subsequently
cleanse it thoroughly.
(D Note
- Check the oil level using the radio or
M Ml*.
If the message Please reduce oil
level
appears, contact your authorized
Audi dealer or other qualified workshop
to have excess oil extracted if necessary.
- Audi does not recommend the use of oil
additives . They may damage the engine
and adversely affect your New Vehicle
Warranty. ..,

228 Checking and filling
Battery charging
Starting the engine requires a well charged
battery.
Fi g. 1 72 Engine co mpartme nt: C onn ecto rs fo r charger
and jumper cab les
Always read and heed all WARNINGS be low
c:> A and c:> A in Working on the battery on
page 226 .
.,. Turn off the ignit ion and a ll electrical con­
sumers.
> Make sure the area is well venti lated when
you cha rge the battery .
> Open the engine hood r:::.> page 215.
> Open the red cover on the posit ive po le
<::.> fig . 172.
> Co nne ct the c harger c onnec tors a ccord ing
to the instructions to the
jump start bolts.
(Bo lts under the red cover = "positive", Bolts
with hex head= "negative") .
> Only now plug the mains lead for the charg­
ing equipment into the wall outlet a nd turn
i ton
c:> &_ .
.,. Mak e sure the charging rate is not over
30 amp s/14 .8 Volt .
> When the ba tte ry is f ully charged: Turn the
c h arging e quipment o ff and
remove t h e
m ain s le ad from the w all outle t.
> Now remove the clam ps for the charging
equipment.
.,. Close the red cover on the posit ive pole .
> Close the hood c:> page 215 .
A discharged batte ry can freeze at tempera­
tures of on ly 32 °F (0 °C). A llow a frozen bat­
tery to thaw completely befo re attempt ing to
charge it
c:> .& . However, we recommend not
usi ng a thawed battery again because the bat- tery casing can be cracked due to ice forma
­
t ion an d can leak battery acid.
Battery charging (Maximum charging rate
of 30 amps/14.8 Volt)
W hen charging at low vo ltages (e.g. wi th a
trickle charger ), the battery cables do not
have to be disconnected f irst . The battery
caps should
not be opened when charging a
battery.
It i s not necessa ry to remove the battery from
the luggage compartment.
Fast charging the battery (charging rate
abov e 14 .8 Volts)
F or technica l reasons do not use a battery
c h arger that uses voltage greater than 14.8
Volts to c harge yo ur vehicle's battery.
A WARNING
-----=--
Charging a battery can be dangero us.
- Always follow the operating instructions
provided by the battery cha rger manu­
factur er when charg ing your battery.
- Never charge a frozen battery. It may ex­
p lode because of gas trapped in the ice .
Allow a frozen batte ry to thaw out first.
- Do not reuse batteries w hich were fro­
ze n. The battery hous ing may have
cracked and weakened when the battery
froze.
- Cha rge the battery in a well ventilated
a rea . Keep away from o pen flame or elec­
tr ica l spar k. Do not smoke. Hy drog en gas
genera ted by t he battery is e xplos ive.
- To reduc e the danger of explosion,
neve r
connec t or d isconnect c harger cab les
while the ch arge r is ope rat ing.
- Fast c ha rging a ba tte ry is dange rous and
should o nly be attempte d by a co mpe­
t en t tech nician wi th the p rope r equip­
m en t.
- Batt ery acid tha t m ay sp ill dur ing c ha rg­
i n g should be w ashe d off with a s olu tion
o f w arm water a nd baking so da to neu-
tralize the a cid. ....
L..__ _____________ _J ...

282 Index
Front passenger's door emergency locking 3 7
Front seats Adjusting .... ............. .. .... . 128
Ch ild restra ints in the front seat ... ... 145
Fuel Addit ives . .. .......... ...... ... .. . 210
Blended gasoline .......... ... .. ... 210
Consumpt ion .......... .. .. .. .. .. .. 25
Fill er neck .... ........... .. .. .... . 212
Fu el gauge ............ .. .. .. .. .. .. 12
Gasoline ... ............ ... .. .... . 210
Gasoline additives ................ . 211
Low fuel level symbo l . . . . . . . . . . . . . . . 21
Octane rating ............ .. .. .. .. . 210
Recommendation ............. .... . 210
Refuelling .. .......... ...... ... .. . 212
Reserve .... .......... ...... ... .. .. 12
Tank capacity ............. ... .. ... 270
Tank system ........... .. .. .. .. .. .. 21
Un locki ng the f uel filler flap by hand .. 214
Fuel economy messages (eff iciency pro-
gram) ..... .. ................ ... .. .. 29
Fu el filler f lap
Unlocking the fuel filler f lap by hand .. 214
Fu ses
Assignment . . . . . . . . . . . . . 258, 259, 260
Replacing . . . . . . . . . . . . . . . . . . . . . . . . 258
G
Garage door opener (Homel ink) .. .. .. . 121
Garment hooks . . . . . . . . . . . . . . . . . . . . . . 62
Gas discharge lamps ....... ... .. .. .. . 261
Gauges Eng ine coolant temperature .. .. .. .... 10
Fu el gauge .... ........ .......... .. 12
Tachometer . . . . . . . . . . . . . . . . . . . . . . . 11
Gear recommendation ....... ... .. .. .. 28
Gearshift indicator ........... .. .... .. 27
Gearshift lever
6-speed manual transmission . . . . . . . . . 83
General illustration
I nstruments and controls . . . . . . . . . . . . . 8
Generator (warn ing/indicator lights) .... 17
Glossary of tire and load ing terminology 231
Glove compartment ............ .. .... 61
Valet park ing .. .... ...... .. .. .. .. .. 43 GPS
cont rolled clock . .. ...... .... ..... 12
Gross Vehicle Weight Rating (GVWR) ... 268
H
Headlights
Cleaning system . . . . . . . . . . . . . . . . . . . . 50
Defect ive . . . . . . . . . . . . . . . . . . . . . . . . . 21
Headlight range control ........ .... . 22
Left hand drive, right hand drive .. .. .. . 46
T ravel mode ... .. ............ ... .. . 46
Headlight washer reservoir ........ ... 229
Head restraints .... ... ....... ..... .. 130
Adjusting . . . . . . . . . . . . . . . . . . . . 57, 130
Removing/installing ........... .. .. . 57
Heated exterior mirrors . .... ...... ........ . 47
rear window . . . . . . . . . . . . . . . . . . . . . . . 70
seats . .... .... ................... . 70
windshield washer spray no zzles . . . . . . 50
Heating ... ..... .. .. ............ ... . 68
Heavy clothing and safety belts .. .. .. .. 139
High beam .. .... .. ............. .... . 45
High voltage warning label ..... .. .. .. 268
Hill descent control .. .... .... ... .. .. . 93
Homelink (remote control) ......... .. 121
Hood Open ing .. .... .. ............. .... 215
Release lever .. .. ............. .... 215
Horn .. ..... ... .. .. ... ........... ... 8
How are child restraint system anchors re-
l ated to chi ld safety . ............... . 179
How many a irbags does my vehicle have? 151
How often should I check my tire pres-
sures? ........ ... .. .............. . 237
How safety belt pretensioners work . . . . 142
Hydroplaning 241
I
Ignit ion
switching on/off . . . . . . . . . . . . . . . . . . . . 72
Ign ition key
Emergency unlock ing ........... .. .. . 35
Ignition lock .... .. .......... ........ 72
Indicator light ... ..... ...... ...... . 18
Malfunction ..... ... .......... .... . 23

-----------------------------~I~ n~d~ e~x 285
Parking system (rear, with rea r view cam ­
era) Park ing mode 1 ......... ... .. .. .. . 1 18
Park ing mode 2 .......... .... .. ... 119
Safety precautions ........ .. .. .. .. . 116
Sw itching on/off .............. .... 117
Sw itching rear view camera on/off ... . 120
Parts rep lacement . ..... ... .. .. .. .. . 274
P ass-t hrough . . . . . . . . . . . . . . . . . . . . . . . . 66
PASSENGER AIR BAG OFF light . . . . . . . . 155
P assive safety system .... ... .. .. .. .. . 126
P eda ls .. .. ... ...... ............. .. 13 1
Phys ica l pr inc iples of a frontal coll is ion . 137
P olishing .. .. ............. .. .. .. .. . 20 1
Pollutant filter (automatic AC system) . .. 68
Powe r
seat adjustment . . . . . . . . . . . . . . . . . . . . 56
P ower locking sys tem ....... .. .. .. .. .. 3 2
E mergency locking . . . . . . . . . . . . . . . . . . 3 7
Power windows ... .... ... .. .. .. .... 41
Rear lid .... .... .. .... ... .. .. .. .... 39
Selective unlock feat ure ... .. .. .. .. .. 37
Sett ings . .. ............. .... .. .... 37
Sliding/tilting sunroof ..... .. .. .. .. .. 41
P owe r steering
refer to Electro-mechanical power as­
sist
. .. ... . .... ............. .. .. .
Powe r window 188
Conven ien ce opening/ closing . .. .. .. .. 41
Powe r windows ......... ...... .... ... 40
C hi ld safety locks ............ .... ... 40
M alf unct io ns ............ .... .. .. .. 42
Pregnant women Special cons iderations when weari ng a
safety belt . . . . . . . . . . . . . . . . . . . . . . . 141
Proper occupa nt seating positions .. .. . 127
P rope r safe ty belt pos it ion ... .. .. .. .. . 14 0
Proper seat ing pos ition
Front passenger . ............. ... .. 128
Occupa nts ..... ........... ... ... .. 127
Rear passengers ............... .... 129
Q
Quartz clock ............... ... ... ... 12
quattro ®
refer to all-whee l dr ive
189 Question
What happens to unbe lted occupants? 137
Why safety belts? . . . . . . . . . . . . . . . . . 136
R
Radiator fan 224
Rain/ light sensor
H ead ligh ts .. .. .. ................. . 44
Inte rmit ten t (w indshie ld w ipers) . .. .. . SO
Senso r defec tive . . . . . . . . . . . . . . . . . . . . 22
Read ing lights . .. .... ... ....... ...... 47
Rear door su n shade . .. ... .... ... .. .. . 49
Rea r fog lights .. .. ................. . 44
Rear lid
Emergency re lease .. .............. .. 39
E scape handle ... .. . .. .. .. ... ... .. . 40
Open ing and closing ... ..... ... .... . 39
Rear light
Defective . . . . . . . . . . . . . . . . . . . . . . . . . 21
Rea r view came ra
118
119
Pa
rking mode 1
Parking mode 2
Rea r view m irror
· · · · · .. ......... .. .. . 48
Rear window heat ing 70
Rear window sun shade .. ..... ... .. .. . 49
Recircu lation mode (automat ic cl imat e
control) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Refuel ling .. .. .. .. ................. 212
Re lease lever for hood
Remote control 215
Homel in k ... .. .. ................. 121
Remote contro l key. . . . . . . . . . . . . . . . . . . 33
Pe rsonalizing .. .. .. . .. .. ..... ... .. . 33
unlocking/locking .. .............. .. 35
Remote rear lid re lease .. ..... ... .. .. . 39
Repair ma nuals .. .. ... ............ .. 272
Repairs Airbag system ... .. . .. .. .. ... ... .. 157
Rep lacement key .... . .. ..... ... .. .. . 33
Rep lac ing
Windsh ie ld wiper b lades ........ ..... 51
Rep lacing bu lbs . .. ................. 261
Rep lacing tires and wheels ..... ... .. . .
Repo rting Saf ety Defects ............ .
Reset button
. ... .. .. . ...............
Retr actor ... .. .. .. .. .. ........... ..
242
134
12
139
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