Audi TT (2007 year). Manual - part 106

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.

8J0-022040806

29

30

31

32

33

34

35

36

37

38

39

40

41

42

J

527

MODE

E

221

J

453

E

440

E

439

E

2

E

4

E

45✱

T10ab

/1

T10ab

/2

T10ab

/3

T10ab

/4

T10ab

/5

T10ab

/6

T10ab

/7

T10ab

/8

T10ab

/9

T10ab

/10

E

22

T8f/1

T8f/2

T8f/3

T8f/5

T8f/6

T8f/7

T8f/4

T8f/8

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Steering column electronics control unit, turn signal switch,

headlight dipper/flasher switch, intermittent wiper switch,

cruise control system switch, operating unit in steering

wheel, multifunction buttons on left in steering wheel

E2

Turn signal switch

E4

Headlight dipper/flasher switch

E22 Intermittent wiper switch

E45 Cruise control system switch

E221 Operating unit in steering wheel

E439 Tiptronic switch in steering wheel to shift down

E440 Multifunction buttons on left in steering wheel

J453 Multifunction steering wheel control unit

J527 Steering column electronics control unit

T8f

8-pin connector, on steering column electronics control unit

T10ab 10-pin connector, on steering column electronics control unit

*

models with cruise control system

 Audi TT

Current Flow Diagram

No.  22 / 4

Edition  04.2010

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.

8J0-022050409

43

44

45

46

47

48

49

50

51

52

53

54

55

56

J

527

E

221

+

--

J

453

E

441

E

438

D

N

376

T12i/8

T12i

/10

T12i

/11

T12i

/12

+

T12i/3

--

T12i/4

✱

T10ag

/1

T10ag

/2

T10ag

/3

T10ag

/4

T10ag

/5

T10ag

/6

T10ag

/7

T10ag

/8

T10ag

/9

T10ag

/10

G

85

30

15

P

X

T12i/7

50

T12i/9

S

T20c

/11

or/br

0,35

64

•

T20c

/12

or/sw

0,35

65

•

T20c

/15

or/br

0,35

•

B406

T20c

/14

or/gn

0,35

•

B397

B406

B397

✱✱

✱✱

64

65

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Steering column electronics control unit, ignition/starter

switch, ignition key withdrawal lock solenoid, operating unit

in steering wheel, multifunction buttons on right in steering

wheel, steering angle sender

D

Ignition/starter switch

E221 Operating unit in steering wheel

E438 Tiptronic switch in steering wheel to shift up

E441 Multifunction buttons on right in steering wheel

G85 Steering angle sender

J453 Multifunction steering wheel control unit

J527 Steering column electronics control unit

N376 Ignition key withdrawal lock solenoid

T10ag 10-pin connector, on steering column electronics control unit

T12i 12-pin connector, on steering column electronics control unit

T20c 20-pin connector, black, connector A, on steering column

electronics control unit

B397 Connection 1 (convenience CAN bus, high), in main wiring

harness

B406 Connection 1 (convenience CAN bus, low), in main wiring

harness

•

CAN bus (data wire)

*

models with automatic gearbox

**

Is dropped from June 2009

 Audi TT

Current Flow Diagram

No.  22 / 5

Edition  04.2010

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.

8J0-022060409

57

58

59

60

61

62

63

64

65

66

67

68

69

70

J

533

T20d/9

T20d/19

or/br

0,35

•

B406

or/gn

0,35

•

B397

B406

B397

T20d/5 T20d/15

or/gn

0,35

•

T12e

/8

J

519

or/br

0,35

•

T12e/7

J

519

or/br

0,35

•

T20d/6

or/br

0,35

B390

52

or/sw

0,35

•

T20d/16

or/sw

0,35

B383

53

or/br

0,35

•

T

16/14

T

16/6

or/ro

0,35

•

T20d

/10

or/br

0,35

•

B421

T20d/20

or/li

0,35

•

B415

bl/ge

0,35

T20d

/13

or/bl

0,35

•

T20d

/18

T32/5

T32/29

J

285

or/br

0,35

•

T20d

/8

T32

/30

✱

#

##

T52c

/15

#

T52c/16

##

52

53

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Data bus diagnostic interface, control unit in dash panel

insert, CAN bus wiring

J285 Control unit in dash panel insert

J519 Onboard supply control unit

J533 Data bus diagnostic interface

T12e 12-pin connector, black, connector G, on onboard power supply

control unit

T16 16-pin connector, diagnostic connector

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

T32 32-pin connector, blue, on control unit in dash panel insert

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

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

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

B397 Connection 1 (convenience CAN bus, high), in main wiring

harness

B406 Connection 1 (convenience CAN bus, low), 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)

*

Wake Up wire (exciter wire)

#

up to May 2009

##

from June 2009

 Audi TT

Current Flow Diagram

No.  22 / 6

Edition  04.2010

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.

Steering wheel with Tiptronic switch rockers

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.  23 / 1

Edition  04.2010