Audi TT (2007 year). Manual - part 186

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.

8J0-056070409

71

72

73

74

75

76

77

78

79

80

81

82

83

84

T26a/11

T4u/1

br

0,35

G

76

T26a/10

T4u/2

sw

0,35

T26a/7

T4u/4

bl

0,35

gr/bl

0,35

T26a

/15

52

46

44

47

45

55

53

54

gr/ge

0,5

T26a/23

J

431

gn/gr

0,35

T26a

/16

gn/ge

0,35

T26a

/17

gr/sw

0,35

T26a

/18

gn/br

0,35

T26a

/19

gr/sw

0,35

T26a

/20

gr/br

0,35

T26a

/21

gr

0,35

T26a

/22

✱

15

384

B467

B468

B469

br

0,35

sw

0,35

bl

0,35

T26a

/24

31

br

0,35

br

1,5

44

SC

1

10A

SC

5

5A

1a

sw

4,0

1

5a

B163

5

sw

4,0

11

11

52

46

44

47

45

55

53

54

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Headlight range control, control unit, rear left vehicle level

sender

G76 Rear left vehicle level sender

J431 Headlight range control, control unit

SC1 Fuse 1 on fuse holder C

SC5 Fuse 5 on fuse holder C

T4u 4-pin connector, black, on rear 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

B163 Positive connection 1 (15), in interior wiring harness

B467 Connection 3 in main wiring harness

B468 Connection 4 in main wiring harness

B469 Connection 5 in main wiring harness

*

not for electronically controlled damping

 Audi TT

Current Flow Diagram

No.  56 / 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.

8J0-056080409

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

or/sw

0,35

B383

or/sw

0,35

T47a/23

J

250

•

✱

T26a/3

T20d/6

or/br

0,35

B391

or/br

0,35

J

533

or/br

0,35

B390

or/br

0,35

T47a/22

J

250

•

✱

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.  56 / 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.

Headlight for gaseous discharge light (Bixenon), cornering light and automatic headlight range control

⇒ Side light and day driving light with LED

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.  57 / 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.

8J0-057020409

1

2

3

4

5

6

7

8

9

10

11

12

13

14

J

519

SF

1

5A

SF

2

40A

T52c/42

30

1a

SF

7

40A

7

2a

ro

6,0

SF

8

20A

8

8a

ro/li

0,5

7

ro/li

4,0

9

ro

4,0

ro

10,0

1

ro

4,0

2

B302

ro/gn

4,0

11

7a

ro/li

4,0

2

T52a/1

30

T52a/24

30

ro/gn

4,0

3

ro/li

0,5

1

J

681

1

✱ ✱

B301

ro

16,0

SD

2

110A

✱

ro

16,0

SD

3

110A

✱

ro

10,0

B299

B300

ro

4,0

2

sw

4,0

8

17

br

0,35

20

4

sw/ws

0,35

T52b/12

6

20

17

7

9

11

1

2

3

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Onboard supply control unit, terminal 15 voltage supply

relay 2, fuses

J519 Onboard supply control unit

J681 Terminal 15 voltage supply relay 2

SD2 Fuse 2 on fuse holder D

SD3 Fuse 3 on fuse holder D

SF1 Fuse 1 on fuse holder F

SF2 Fuse 2 on fuse holder F

SF7 Fuse 7 on fuse holder F

SF8 Fuse 8 on fuse holder F

T52a 52-pin connector, black, on onboard supply control unit

T52b 52-pin connector, yellow, on onboard supply control unit

T52c 52-pin connector, brown, on onboard supply control unit

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

B302 Positive connection 6 (30), in main wiring harness

*

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

**

Relay carrier on onboard power supply control unit

 Audi TT

Current Flow Diagram

No.  57 / 2

Edition  04.2009