Current Flow Diagram

Edition 08.02

A97–0220

Audi A4

No. 11/1

Diagnostic connector

From model year 2001

Main fuse

♦

On battery

Current Flow Diagram

Edition 08.02

A97–0242

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

3

4

1

2

44

43

42

41

40

37

39

38

36

35

34

33

32

31

30

29

28

27

26

25

24

Res

Res

Res

Res

Res

A97–0245

1

2

3

4

C

B

G

E

F

A

D

H

Audi A4

No. 11/2

Fuse box

♦

Dash panel, driver’s side

Fuse colours

30 A - green
25 A - white
20 A - yellow
15 A - blue
10 A - red

7.5 A - brown

5 A - beige

Note:

From fuse number 23 upwards the fuses in the fuse box are
designated as 223 etc. in the Current Flow Diagram.

4-point relay carrier with screw connection

♦

Dash panel, driver’s side

1

2

3

4

5

6

7

8

9

10

11

12

97–55543

13

14

4,0
sw

231

15A

31a

S

31

T

16/1

1,5

sw/bl

0,5

sw/bl

A

70

T

16/4

0,35

br

T

16/5

0,35

br

501

A

32

A

2

6/15

D

6,0

ro

2,5

ro

4,0
sw

2,5

ro

135

135

14

6,0

ro

3/30

7/30

6,0

ro

12

10A

12a

S

12

T

16/16

0,5

ro/sw

2

T

16/15

A

159

0,35

gn/bl

T

16/7

0,35

gn/ro

A

76

A

57

6,0

ro

0,22

gn/ro

T32a/23

J

285

Current Flow Diagram

ws = white
sw = black

ro = red
br = brown
gn = green
bl = blue
gr = grey
li

= purple

ge = yellow

Edition 08.02

or = orange

Audi A4

No. 11/3

Diagnostic connector

D

– Ignition/starter switch

J285 – Control unit with display in dash panel insert
S12 – Fuse in fuse box/relay plate
S231 – Fuse in fuse box
T16 – 16-pin connector, black, diagnostic connector
T32a – 32-pin connector, green, on dash panel insert

135 – Earth connection -2-, in dash panel wiring

harness

501 – Screw connection -2- (30), on relay plate

A2

– Positive (+) connection (15), in dash panel

wiring harness

A32 – Positive (+) connection (30), in dash panel

wiring harness

A57 – Positive (+) connection -3- (30), in dash panel

wiring harness

A70 – Connection (15a, fuse 231), in dash panel

wiring harness

A76 – Connection (diagnosis wire K), in dash panel

wiring harness

A159

– Connection (L), in dash panel wiring harness