fuel cap release AUDI A8 2021 Owners Manual

4N0012721BF
Checking and Filling

Fuel filler door emergency release
Applies to: vehicles with manual fuel filler door release

If the central locking system malfunctions, the
fuel filler door can be unlocked manually.



Fig. 177 Right cover in the luggage compartment: remov-
ing the cover



Fig. 178 Luggage compartment: fuel filler door emergency
release
The emergency opening mechanism is located
behind the right cover in the luggage compart-
ment.
> Remove the screwdriver from the vehicle tool
kit > page 317.
> Carefully insert the flat side of the screwdriver
from below into the center of the top slot in the
cover > fig. 177.
> Use the screwdriver to pull the cover toward the
center of the vehicle and remove the cover.
> To unlock the fuel filler door, loosen the red
loop from the retainer and then pull on the
loop carefully > fig. 178 > ©.
> Press on the left side of the fuel filler door to
open it > page 271, fig. 175.
® Note
Only pull on the loop until you feel resistance.
You
will not hear it release. If you continue to
pull, you could damage the emergency re-
lease mechanism.
@ Tips
Applies to: vehicles with plug-in hybrid drive
— The tank will not be vented if the emergency
release function was used on the fuel filler
door. You can only fill a small amount of
fuel in the tank. Fill only until the fuel pump
nozzle turns off for the first time. Drive to
an authorized Audi dealer or authorized
Audi Service Facility immediately to have
the malfunction corrected.
— Pressure can escape if you open the tank cap
after using the emergency release. This can
create noises.
Emissions control
system
General information
ZA\ WARNING
The temperature of the exhaust system is
high, both when driving and after stopping
the engine.
— Never touch the exhaust tail pipes once they
have
become hot. This could result in burns.
— Do not park your vehicle over flammable
materials such as grass or leaves because
the high temperature of the emissions sys-
tem could start a fire.
— Do not apply underbody protectant in the
exhaust system area, because this increases
the risk of fire.
Catalytic converter
Observe the safety precautions > page 273, Gen-
eral information.


The vehicle may only be driven with unleaded
gasoline, or the catalytic converter will be de-
stroyed.
Never drive until the tank is completely empty.
The irregular supply of fuel that results from that
can cause engine misfires. Uncombusted fuel
could enter the exhaust system, which could >
273

4N0012721BF
Index

Engine sound
Audi drive select.......... 0.00 eee eee 124
Engine start system..................0. 108
Engine stop
refer to Start/Stop system............. 117
Entry/exit lighting. ..............0eeee ee 61
Entry assistance.................-0 020s 73
also refer to Exit assistance............. 73
Environment
Unleaded gasoline................200. 269
ES@
refer to Electronic Stabilization Control... 129
ESG:SPOltis ss wees es serow so ens x e ewe ze 130
eSIM
refer to Embedded SIM card............ 223
Event Data Recorder (EDR).............. 333
EVimOde » wes s pasa 3 wuss os wee 6 = see 5 115
EXit:aSSiStani@Giis « x comm « < ems « RGERS eS 73
Exit Warning’: « s sos © ¢ wea © i eews oy Rees 184
Exterior antenna...............0..000. 212
Exterior lighting................0022-00. 58
Exterior mirrors... ........0..0.00000005 64
FOLGING'SELtINGSi: + x sams ¢ s sue x eee Ya: 42
External voice operation..............0.5 35
F
Factory default settings
Multi Media Interface................. 264
Factory settings
Rear:Seat: Remote .. seices és iiss oo ones oo 263
Fast rOUtC sess + eeu 2 2 gow sv cere oe ee 231
Favorites: < 2 vw ¢ 2 esis < ¢ dees + enews oon 22
Bluetooth « « scons 2 a swavwne x 2 awaene © event we © oe 266
Navigation... ........ 00. c cece eee eee 232
Telephoti@s:s: = « aae¢ = oven & s seem os ree 215
Federal Communications Commission (FCC) . 341
File formats (media drives).............. 258
Fog (windows) ...........00ee ee ee ee eee 102
Folding
tray table............0....000 00. 96
FOOCHEATIAG sioncase x 0 veces: + 6 asians «a seman © Hane 102
Footrests initeat's « + sesscea 0 2 omen a 2 own 9 w one 77
Footwell temperature.................. 103
For the sake of the environment
Disposing of engine oil................ 280
FUGUING:: < = sews 2 2 wows x o eee ge eee Fo ee 271
L@AKS boxe smansos x samen ow menos we aun a 275
FAQKaNG@rsces 2 o sce 2 o sees oo sR oo 102, 103
Free text search
Mediai. 2 2 sssxass a 0 sananis wo oreness 6 H emeneen & a1 ene 257
Radio... 2.2.2... eee eee eee eee eee 245
also refer to Intelligent search.......... 231
Freeze protection
COOLANE scsnis av aaneiss 6 4 insunse aw aves & 8 eswIEHE 281
Windshield washer system............. 287
Frequency band...............--000 ee 242
also refer to Frequency band........... 242
Front center armrest...............0.00. 73
Front collision warning
refer to Audi pre sense front............ 178
Front passenger's seat adjustment
R@ar : saws ¢ + eae ¢ » ews so meee st se es oe 75
Front passenger’s seat adjustment
PrOmtis 2 2 soveas 2 a ravens oe awe 2 a mee 2 x eNO 73
Rear... eee eee 73
Front wiper blades
Changing................0.00 ee eee eee 67
ClOANiNG’s « = seas a o ses + o sews so ews ev Ge 67
FUl@ls aguas 3 = imue x 2 eae ¢ EEE FE BEE ea 269
INAGIEIVE Se cecscics ow casi 2 ws amano © ctawais We oe 270
Current consumption...............000. 16
Fuel QaUg@ asx ¢ < oes « v ness sp rere se ee 12
Fueltankicapacity’ « s scsi «6 meow © waco « 344
Gasoline. 0.1... cece eee 269
Reducing fuel consumption............ 116
Fueling
Fuel filler GOOF ox « « cawy 6 ewes 2s yews ss 2 271,
Fuel filler door emergency release....... 273
Fuel tank capacity... ...... eee eee eee 344
G
Garage door opener............--000000- 55
Garment hooks ..............0000eee eee 97
GaSOL Meise ue a sxsweme 1 = anemaine = 5 onetime ws cemntene fe 3 269
Additives... 0.0.0.0... cc cece eee ee eee 270
Gasoline MIRCUNE wee 2» yew 2 o sews + same 269
GAWR
refer to Gross Axle Weight Rating (GAWR) . 344
GeaTsis « o scsn +s men 2 2 neon 2 rece Y oe 349