Audi TT (2007 year). Manual - part 145

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.

8J0-042170409

211

212

213

214

215

216

217

218

219

220

221

222

223

224

J

623

gn/ws

0,5

ro/gn

0,5

223

ro/gn

0,5

52

ro/bl

4,0

214

ro/ge

4,0

23

J

359

3

✱

gn/ro

0,5

ro/gn

0,5

216

ro/gn

10,0

221

ro/sw

10,0

24

J

360

3

✱ ✱

44

br

10,0

--

1

2

3

T3m/2

ro/bl

4,0

214

ro/gn

4,0

ro/gn

4,0

T3m/1

T3m/3

ro/gn

10,0

221

2/31

N

79

✱✱✱

br

1,0

366

br

1,0

166

br

6,0

672

Z

35

1

sw/bl

1,0

36

B636

2/30

4/86

8/87

6/85

1/30

3/86

2/87

4/85

T94/27

T94/71

23

214

52

223

24

221

216

214

36

221

166

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Engine control unit, low heat output relay, high heat output

relay, heater element for crankcase breather, auxiliary air

heater element

J359 Low heat output relay

J360 High heat output relay

J623 Engine control unit

N79 Heater element for crankcase breather

T3m 3-pin connector, on auxiliary air heater element

T94 94-pin connector, on engine control unit

Z35 Auxiliary heater element

44

Earth point, lower part of left A-pillar

366 Earth connection 1, in main wiring harness

672 Earth point 2, on front of left longitudinal member

B636 Connection (supplementary heater) in main wiring harness

*

Relay and fuse carrier in electronics box engine compartment

**

Relay carrier on left under dash panel

***

countries with cold climate only

 Audi TT

Current Flow Diagram

No.  42 / 17

Edition 09.2009

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.

8J0-042180409

225

226

227

228

229

230

231

232

233

234

235

236

237

238

J

623

M

V

7

br

6,0

T4c/4

31

51

T4c/2

bl/ro

1,0

J

293

250 W

M

300 W

V

177

T94/90

ge/li

0,5

T4c/3

19

T4c/1

ro/gn

6,0

SF

6

15A

ro

6,0

6

8

SF

8

20A

8a

5

672

T5a/1

ro/sw

1,5

31

G

6

4/87a

J

17

5/87

2/85

2.1

M

br

1,5

1/86

46

ro/bl

0,5

br

2,5

br

2,5

390

43

250

44

3/30

6a

ro/bl

1,5

✱

li

0,35

T94/46

br

4,0

T5a/5

5

46

51

19

44

250

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Engine control unit, fuel pump relay, radiator fan control

unit, radiator fan, radiator fan 2

G6

Fuel system pressurisation pump

J17

Fuel pump relay

J293 Radiator fan control unit

J623 Engine control unit

SF6 Fuse 6 on fuse holder F

SF8 Fuse 8 on fuse holder F

T4c 4-pin connector, black, on radiator fan control unit

T5a 5-pin connector, black, on fuel gauge sender

T94 94-pin connector, on engine control unit

V7

Radiator fan

V177 Radiator fan 2

43

Earth point, lower part of right A-pillar

390 Earth connection 25, in main wiring harness

672 Earth point 2, on front of left longitudinal member

*

Relay carrier on left under dash panel

 Audi TT

Current Flow Diagram

No.  42 / 18

Edition 09.2009

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.

8J0-042190409

239

240

241

242

243

244

245

246

247

248

249

250

251

252

J

285

410

G

1

Y

24

br/bl

0,35

T5a/2

br/bl

0,35

1

G

T32/27

li/sw

0,35

T5a/3

T32/25

bl/ge

0,35

T5a/4

br/bl

0,35

410

T32/28

✱

G

169

✱ ✱

ge/gr

0,35

ge/gn

0,35

3

2

T32/6

T32/26

1/31

236

br

2,5

br

1,0

br

0,5

389

388

G

65

2

br/bl

0,35

3

sw/ro

0,5

266

T16d/3

J

255

236

266

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Control unit in dash panel insert, fuel gauge sender, fuel

gauge, high-pressure sender, fuel gauge sender 2

G

Fuel gauge sender

G1

Fuel gauge

G65 High pressure sender

G169 Fuel gauge sender 2

J255 Climatronic control unit

J285 Control unit in dash panel insert

T5a 5-pin connector, black, on fuel gauge sender

T16d 16-pin connector, black, connector D, on Climatronic control unit

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

Y24 Display in dash panel insert

388 Earth connection 23, in main wiring harness

389 Earth connection 24, in main wiring harness

410 Earth connection 1 (sender earth), in main wiring harness

*

output sender earth

**

models with four-wheel drive

 Audi TT

Current Flow Diagram

No.  42 / 19

Edition 09.2009

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.

8J0-042200409

253

254

255

256

257

258

259

260

261

262

263

264

265

266

J

285

410

Y

24

F

66

br/bl

0,35

2

T32/21

br/ge

0,35

1

F

1

T32/15

sw

0,35

1

sw

0,5

T

14/1

K

28

K

3

410

T32/30

or/br

0,35

•

T20d/8

J

533

T32/29

or/bl

0,35

•

T20d/18

J

533

T32/8

gr/ge

0,5

T

6a/6

T

6a/4

G

266

3

2/31

1

sw/ro

0,5

br

0,5

T

6a/5

38

B278

gr/ge

0,5

sw/ro

0,5

br

0,5

sw/ro

0,5

34

sw/ro

0,5

252

34

252

38

ws = white

sw = black

ro

= red

br

= brown

gn

= green

bl

= blue

gr

= grey

li

= purple

ge

= yellow

or

= orange

rs

= pink

Control unit in dash panel insert, oil pressure switch, coolant

shortage indicator switch, oil level and oil temperature

sender

F1

Oil pressure switch

F66 Coolant shortage indicator switch

G266 Oil level and oil temperature sender

J285 Control unit in dash panel insert

J533 Data bus diagnostic interface

K3

Oil pressure warning lamp

K28 Coolant temperature and coolant shortage warning lamp

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

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

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

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

Y24 Display in dash panel insert

410 Earth connection 1 (sender earth), in main wiring harness

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

•

CAN bus (data wire)

 Audi TT

Current Flow Diagram

No.  42 / 20

Edition 09.2009