Audi TT (2007 year). Manual — part 98

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.

Driver seat, front passenger seat electric lumbar support adjustment

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. 17 / 1

Edition 08.2006

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.

8J0-017020806

1

2

3

4

5

6

7

8

9

10

11

12

13

14

SA

4 / 110A

374

ro

16,0

44

ro/ws

1,0

✱

ro

6,0

B272

T

10g

/4

br

2,5

ro/gn

1,5

13

ro/ws

1,0

T

10f

/4

ro/gn

1,5

8

SB

10

10A

ST1

SB

8

30A

8a

10

8

10a

T

10f/5

br

1,0

M

V

129

1

B

2

A

ro/ge

1,5

ge

1,5

T

6aa

/4

T

6aa

/3

M

V

125

5

B

6

A

sw

1,5

bl

1,5

T

6aa

/2

T

6aa

/1

ro/ge

1,5

ge

1,5

sw

1,5

bl

1,5

br

1,5

3

ro/gn

1,5

4

2

E

176

M

V

130

1

B

2

A

T

6ab

/2

T

6ab

/1

M

V

126

5

A

6

B

sw

1,5

bl

1,5

T

6ab

/4

T

6ab

/5

ro/ge

1,5

ge

1,5

sw

1,5

bl

1,5

br

1,5

3

ro/gn

1,5

4

3

E

177

ro/ge

1,5

ge

1,5

389

43

br

4,0

T

10g

/5

br

1,0

br

2,5

390

2

3

8

13

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Lumbar support adjustment switch, lumbar support

adjustment motors, fuses

E176 Driver seat lumbar support adjustment switch

E177 Front passenger seat lumbar support adjustment switch

SA4 Fuse 4 on fuse holder A

SB8 Fuse 8 on fuse holder B

SB10 Fuse 10 on fuse holder B

T6aa 6-pin connector, in driver seat

T6ab 6-pin connector, in front passenger seat

T10f 10-pin connector, red, under driver seat

T10g 10-pin connector, red, under front passenger seat

V125 Driver seat lumbar support longitudinal adjustment motor

V126 Front passenger seat lumbar support longitudinal adjustment

motor

V129 Driver seat lumbar support height adjustment motor

V130 Front passenger seat lumbar support height adjustment motor

43

Earth point, lower part of right A-pillar

44

Earth point, lower part of left A-pillar

374 Earth connection 9, in main wiring harness

389 Earth connection 24, in main wiring harness

390 Earth connection 25, in main wiring harness

B272 Positive connection (30), in main wiring harness

*

Main fuse holder, electronics box, in front left engine

compartment

Audi TT

Current Flow Diagram

No. 17 / 2

Edition 08.2006

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.

CAN bus wiring

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. 18 / 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.

8J0-018020409

1

2

3

4

5

6

7

8

9

10

11

12

13

14

B383

T20d/16

or/sw

0,35

J

533

or/sw

0,35

J

623

or/sw

0,35

J

869

✱

✱ ✱

✱

✱ ✱

T20e/10

or/sw

0,35

J

743

✱ ✱

✱ ✱

✱

✱

T10p/7

or/sw

0,35

F

189

✱ ✱

✱ ✱

✱

✱

E

313

8

or/sw

0,35

J

492

T

6q/6

T26a/2

or/sw

0,35

J

431

T5e/2

or/sw

0,35

J

500

T

6a/2

or/sw

0,35

T20c/12

or/sw

0,35

J

527

or/sw

0,35

29

#

##

T3l/2

###

29

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Drive train CAN bus, high 1

E313 Selector lever

F189 Tiptronic switch

J431 Headlight range control, control unit

J492 Four-wheel drive control unit

J500 Power steering control unit

J527 Steering column electronics control unit

J533 Data bus diagnostic interface

J623 Engine control unit

J743 Mechatronic unit for dual clutch gearbox

J869 Control unit for structure-borne sound

T3l

3-pin connector, connector C, on power steering control unit

T5e 5-pin connector, grey, connector C, on power steering control

unit

T6a 6-pin connector, black, in front left engine compartment

T6q 6-pin connector, black, on four-wheel drive control unit

T10p 10-pin connector, on Tiptronic switch

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

electronics control unit

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

T20e 20-pin connector, on mechatronic unit for dual clutch gearbox

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

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

*

⇒ Engine Current Flow Diagram

**

2,0 l diesel engine

***

models with direct shift gearbox

#

models with automatic headlight range control and cornering

light

##

up to May 2008

### from June 2008

Audi TT

Current Flow Diagram

No. 18 / 2

Edition 04.2009