Audi TT (2007 year). Manual - part 188

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.

8J0-057070409

71

72

73

74

75

76

77

78

79

80

81

82

83

84

T26a/11

T4u/1

br

0,35

G

76

T26a/12

T4u/2

sw

0,35

T26a/22

T4u/4

bl

0,35

T26a/10

T4v/1

gn/br

0,35

G

78

T26a/25

T4v/2

gn/sw

0,35

T26a/21

T4v/4

gn/bl

0,35

sw/ro

0,5

T26a/23

22

J

431

✱

✱

15

384

B467

B468

B469

br

0,35

sw

0,35

bl

0,35

T26a

/24

31

br

0,5

br

1,5

44

sw/ro

0,5

B278

or/gn

0,35

T26a/18

43

or/gn

0,35

B470

54

or/gn

0,35

•

•

or/br

0,35

T26a/19

45

or/br

0,35

B471

56

or/br

0,35

•

•

•

•

22

43

54

45

56

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Control unit for headlight range control, rear left vehicle level

sender, front left vehicle level sender

G76 Rear left vehicle level sender

G78 Front left vehicle level sender

J431 Headlight range control, control unit

T4u 4-pin connector, black, on rear left vehicle level sender

T4v 4-pin connector, black, on front left vehicle level sender

T26a 26-pin connector, black, on headlight range control, control unit

44

Earth point, lower part of left A-pillar

384 Earth connection 19, in main wiring harness

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

B467 Connection 3 in main wiring harness

B468 Connection 4 in main wiring harness

B469 Connection 5 in main wiring harness

B470 Connection 6 in main wiring harness

B471 Connection 7 in main wiring harness

•

CAN bus (data wire)

*

not for electronically controlled damping

 Audi TT

Current Flow Diagram

No.  57 / 7

Edition  04.2009

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.

8J0-057080409

85

86

87

88

89

90

91

92

93

94

95

96

97

98

T26a/2

T20d/16

or/sw

0,35

J

431

B384

or/sw

0,35

J

533

B383

or/sw

0,35

T47a/23

J

250

•

✱

T26a/3

T20d/6

or/br

0,35

B391

or/br

0,35

J

533

B390

or/br

0,35

T47a/22

J

250

•

✱

or/sw

0,35

or/br

0,35

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Control unit for headlight range control, CAN bus wiring

J250 Electronically controlled damping control unit

J431 Headlight range control, control unit

J533 Data bus diagnostic interface

T20d 20-pin connector, black, on data bus diagnostic interface

T26a 26-pin connector, black, on headlight range control, control unit

T47a 47-pin connector, on electronically controlled damping control

unit

B383 Connection 1 (drive train CAN bus, high), in main wiring harness

B384 Connection 2 (drive train CAN bus, high), in main wiring harness

B390 Connection 1 (drive train CAN bus, low), in main wiring harness

B391 Connection 2 (drive train CAN bus, low), in main wiring harness

•

CAN bus (data wire)

*

models with electronically controlled damping

 Audi TT

Current Flow Diagram

No.  57 / 8

Edition  04.2009

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.

Preparation for mobile telephone with Bluetooth interface (9ZX)

from June 2009
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.  58 / 1

Edition  04.2009

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.

8J0-058020409

1

2

3

4

5

6

7

8

9

10

11

12

13

14

R

36

T54/18

T54/17

or/li

0,35

•

or/br

0,35

J

533

•

B421

SC

47

5A

ro

2,5

ro

16,0

B300

E1

SD

3

110A

✱

47

47a

T54/1

30

br

0,5

T54/2

31

br/ws

0,5

610

B299

ro

10,0

or/br

0,35

•

T20d/10

J

533

B415

or/li

0,35

•

T20d/20

ro/ws

0,5

ro/ws

0,5

ro/ws

0,5

50

52

B318

ro/ws

0,5

64

br/ws

0,5

66

T54/3

52

66

50

64

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Telephone transmitter and receiver unit, fuses

J533 Data bus diagnostic interface

R36 Telephone transmitter and receiver unit

SC47 Fuse 47 on fuse holder C

SD3 Fuse 3 on fuse holder D

T20d 20-pin connector, black, on data bus diagnostic interface

T54 54-pin connector, connector A, on telephone transmitter and

receiver unit

610 Earth point (audio), under centre console, front

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

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

B318 Positive connection 4 (30a), in main wiring harness

B415 Connection 1 (infotainment CAN bus, high), in main wiring

harness

B421 Connection 1 (infotainment CAN bus, low), in main wiring

harness

•

CAN bus (data wire)

*

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

 Audi TT

Current Flow Diagram

No.  58 / 2

Edition  04.2009