2021 Audi A4 / S4 — Owner's Manual – Page #268

Posted on 12 Oct, 2020
Model: 2021 Audi A4 / S4
Pages: 304

File size: 108 MB

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Emergency

assistance

The

wheel

bolts

must

be

clean

and

loosen

and

tighten

easily.

Check

the

contact

surfaces

for

the

wheel

and

hub.

Contaminants

on

these

surfaces

must

be

removed

before

installing

the

wheel.

ZA\

WARNING

—

Read

and

follow

the

important

information

and

notes

under

>

page

242.

—

Never

use

the

hex

socket

in

the

screwdriver

handle

or

the hex

socket

wrench

with

the

ratchet

to

loosen

or

tighten

the

wheel

bolts.

This

increases

the

risk of

an

accident,

be-

cause

you

will

not

be

able

to

achieve

the

cor-

rect

tightening

specification.

@)

Note

When

removing

or

installing

the

wheel,

the

rim

could

hit

the

brake

rotor

and

damage

the

rotor.

Work

carefully

and

have

a

second

per-

son help

you.

Unidirectional

tires

A

unidirectional

tire

profile

is

identified

by

arrows

on

the

tire

sidewall

that

point

in

the

running

di-

rection.

You

must

always

maintain

the

specified

running

direction.

This

is

necessary

to

ensure

the

tire's

optimal

performance

in

regard

to

adhesion,

running

noise,

and

friction,

and

to

reduce

the

risk

of

hydroplaning.

To

benefit

fully

from

the

advantages

of

the

uni-

directional

tire

design,

you

should

replace

faulty

tires

as

soon

as

possible

and restore

the

correct

running

direction

on

all

of

the

tires.

>

Reinstall

the

caps

on

the

wheel

bolts

if

necessa-

ry.

>

Store

the

vehicle

tool

kit

in

its

designated

place.

>

If

the

removed

wheel

does

not

fit

in

the

spare

wheel

well,

store

it

securely

in

the

luggage

compartment

>

page

83.

>

Check

the

tire

pressure

on

the

installed

wheel

as

soon

as

possible.

>

Correct

the

tire

pressure

and

store

it

in

the

MMI

=>

page

254.

266

>

The

wheel

bolt

tightening

specification

must

be

90

ft

lbs

(120 Nm). Have

it

checked

as

soon

as

possible

with

a

torque

wrench.

Drive

carefully

until

then.

>

Have

the

faulty

wheel

replaced

as

quickly

as

possible.

Space-saving

spare

tire

Applies

to:

vehicles

with

space-saving

spare

tire

(Compact

spare

tire)

The

spare

tire

is

intended

for

short-term

use

only.

Have

the

damaged

tire

checked

and

replaced

if

necessary

by an

authorized

Audi

dealer

or

author-

ized

Audi

Service

Facility

as

soon

as

possible.

There

are

some

restrictions

on

the use

of

the

compact

spare

tire.

The

compact

spare

tire

has

been

designed

specifically

for

your

type

of

vehi-

cle.

Do

not

replace

it

with

the

spare

tire

from

an-

other

type

of

vehicle.

The

compact

spare

tire

is

located

in

the

luggage

compartment

under

the

cargo

floor

cover

=>

page

261.

The

tire

pressure

must

be

adjusted

to

a

specified

value

listed

on

the

tire

pressure

sticker

=>

page

245,

fig.

168.

Snow

chains

For

technical

reasons,

the use

of

snow

chains

on

the

compact

spare

tire

is

not

permitted.

If

you

have

to

drive

with

snow

chains

and

a

front

tire

fails,

mount

the

spare

tire

in

place

of

a

rear

tire.

Install

the

snow

chains

on

the

rear

tire

that

you

removed,

and

install

that

in

place

of

the

front

tire

that

failed.

ZA\

WARNING

—

After installing

a

spare

tire,

the

tire

pressure

must

be

checked

as

soon

as

possible.

—

Do

not

drive

faster

than

SO

mph

(80

km/h)

with

a

compact

spare

tire.

Driving

faster

than

that

increases

the

risk of

an

accident.

—

To

reduce

the

risk

of

an

accident,

avoid

hard

acceleration

or

braking

and

driving

fast

around

curves

with

the

compact

spare

tire.

—

To

reduce

the

risk

of

an

accident,

never

drive

with

more

than

one

compact

spare

tire.

>

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