Audi TT (2007 year). Manual — part 61

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by AUDI AG.

Basic equipment

from model year 2007
Notes:

For information concerning

♦ Position of relays and fuses
♦ Multi-pin connections
♦ Control units and relays
♦ Earth connections
⇒ List of Fitting Locations!

For information concerning

♦ Fault Finding Programs
⇒ guided fault finding

Audi TT

Current Flow Diagram

No. 1 / 1

Edition 04.2008

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by AUDI AG.

8J0-001020407

1

2

3

4

5

6

7

8

9

10

11

12

13

14

A

51

✱

ro

16,0

D1

ro/gn

4,0

B301

sw

50,0

T2b/2

ge

0,5

T75/27

J

234

T2b/1

br

0,5

T75/28

J

234

A1

B+

B1

SD

1

40A

SD

2

110A

SD

3

110A

--

N

253

C1

T47/1

J

104

ro

16,0

E1

B299

ro

6,0

sw

70,0

F1

P4

sw

35,0

15

sw

35,0

M

B

30

ro

4,0

50

52

14

sw

35,0

671

ro

10,0

99

B300

ro

6,0

102

ro

6,0

151

ro

4,0

111

ro

6,0

53

ro

6,0

43

P2

sw

35,0

U

6

✱ ✱

✱ ✱

ro

2,5

56

151

56

102

99

52

43

53

111

15

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Battery, starter, battery isolation igniter, main fuse box, in

luggage compartment, rear right, on the battery

A

Battery

B

Starter

J104 ABS control unit

J234 Airbag control unit

N253 Battery isolation igniter

SD1 Fuse 1 on fuse holder D

SD2 Fuse 2 on fuse holder D

SD3 Fuse 3 on fuse holder D

T2b 2-pin connector, purple, on battery isolation igniter

T47 47-pin connector, on ABS control unit

T75 75-pin connector, yellow, on airbag control unit

U6

Slave start socket

14

Earth point, on gearbox

51

Earth point, on right in luggage compartment

671 Earth point 1, on front of left longitudinal member

B299 Positive connection 3 (30), in main wiring harness

B300 Positive connection 4 (30), in main wiring harness

B301 Positive connection 5 (30), in main wiring harness

P2

Positive connection (30), in battery wiring harness

P4

Positive connection 2 (30), in battery wiring harness

*

main fuse box, in luggage compartment, rear right, on the battery

**

models with slave start socket

Audi TT

Current Flow Diagram

No. 1 / 2

Edition 04.2008

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by AUDI AG.

8J0-001030806

15

16

17

18

19

20

21

22

23

24

25

26

27

28

sw

25,0

✱

ro/gn

6,0

A1

SA

3

60A

SA

4

110A

D1

ro

16,0

E1

B272

ro

6,0

171

C1

sw

35,0

14

SA

1

175A

SA

2

80A

ro

6,0

G

C

1

C

B+

T2/1

bl

0,5

D+

bl

0,5

T

4a/2

T2/2

bl/ws

0,5

DF

bl/ws

0,5

T

4a/1

br

2,5

C

24

1/31

2

✱

br

2,5

br

6,0

672

366

br

2,5

397

br

0,5

T

14/9

85

J

293

ro

10,0

B1

408

br

2,5

B298

✱

114

J

623

✱ ✱ ✱

14

408

114

171

397

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Alternator, suppression filter, main fuse holder, electronics

box, in engine compartment

C

Alternator

C1

Voltage regulator

C24 Suppression filter

J293 Radiator fan control unit

J623 Engine control unit

SA1 Fuse 1 on fuse holder A

SA2 Fuse 2 on fuse holder A

SA3 Fuse 3 on fuse holder A

SA4 Fuse 4 on fuse holder A

T2

2-pin connector, purple, on alternator

T4a 4-pin connector, black, in front left engine compartment

T14 14-pin connector, black, on front left in engine compartment

85

Earth connection 1, in engine compartment wiring harness

366 Earth connection 1, in main wiring harness

672 Earth point 2, on front of left longitudinal member

B272 Positive connection (30), in main wiring harness

B298 Positive connection 2 (30), in main wiring harness

*

Main fuse holder, electronics box, in front left engine

compartment

**

Relay and fuse carrier in electronics box engine compartment

***

⇒ Engine Current Flow Diagram

Audi TT

Current Flow Diagram

No. 1 / 3

Edition 04.2008

Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by AUDI AG.

8J0-001040407

29

30

31

32

33

34

35

36

37

38

39

40

41

42

SC

3

5A

3

3a

SC

1

10A

sw/bl

1,0

1a

365

sw/bl

0,5

sw

4,0

1

134

sw/bl

0,5

B277

ge/sw

0,5

2

SC

2

5A

269

ge/sw

0,5

2a

T47/8

J

104

107

SC

6

5A

6

sw/bl

0,5

347

sw/bl

0,5

420

sw/bl

0,5

B279

6a

SC

5

10A

5

gr/ge

1,0

147

gr/ge

1,5

5a

gr/ge

0,5

198

SC

4

5A

4

sw/ro

0,5

279

393

B278

4a

158

sw/ro

0,5

sw/ro

0,5

sw/ro

0,5

B282

194

gr/ge

0,5

1,0

✱ ✱

✱

✱ ✱

107

269

198

365

134

158

279

393

147

194

347

420

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Fuses

J104 ABS control unit

SC1 Fuse 1 on fuse holder C

SC2 Fuse 2 on fuse holder C

SC3 Fuse 3 on fuse holder C

SC4 Fuse 4 on fuse holder C

SC5 Fuse 5 on fuse holder C

SC6 Fuse 6 on fuse holder C

T47 47-pin connector, on ABS control unit

B277 Positive connection 1 (15a), in main wiring harness

B278 Positive connection 2 (15a), in main wiring harness

B279 Positive connection 3 (15a), in main wiring harness

B282 Positive connection 6 (15a), in main wiring harness

*

up to May 2007

**

from June 2007

Audi TT

Current Flow Diagram

No. 1 / 4

Edition 04.2008