Audi TT (2007 year). Instruction - page 75

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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.

8J0-003060806

57

58

59

60

61

62

63

64

65

66

67

68

69

70

br

1,5

283

br/gn

1,5

P

Q

P

Q

P

Q

J

623

T40/102

T4h/1

31

T4h/4

T4h/2

31

T4h/3

I

N

70

T40/110

T4i/1

31

T4i/4

T4i/2

31

T4i/3

II

N

127

T40/94

T4k/1

31

T4k/4

T4k/2

31

T4k/3

III

N

291

li/gr

0,35

ro/gn

1,5

li/bl

0,35

D101

bl/li

0,35

ro/gn

2,5

T

14

/5

ro/gn

2,5

188

br/gn

2,5

15

281

br

1,0

181

ro/gn

1,5

ro/gn

1,5

br

1,5

br/gn

1,5

br

1,5

br/gn

1,5

283

281

181

188

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, ignition coil 1 up to 3 with output stage

J623 Engine control unit

N70 Ignition coil 1 with output stage

N127 Ignition coil 2 with output stage

N291 Ignition coil 3 with output stage

P

Spark plug connector

Q

Spark plugs

T4h 4-pin connector, black, on ignition coil 1 with output stage

T4i

4-pin connector, black, on ignition coil 2 with output stage

T4k 4-pin connector, black, on ignition coil 3 with output stage

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

T40 40-pin connector, black, on engine control unit

15

Earth point, on cylinder head

281 Earth connection 1, in engine harness

283 Earth connection 2, in engine harness

D101 Connection 1, in engine compartment wiring harness

Audi TT

Current Flow Diagram

No. 3 / 6

Edition 10.2010

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.

8J0-0030760806

71

72

73

74

75

76

77

78

79

80

81

82

83

84

br

1,5

283

br/gn

1,5

P

Q

P

Q

P

Q

J

623

T40/111

T4l/1

31

T4l/4

T4l/2

31

T4l/3

IV

N

292

T40/103

T4m/1

31

T4m/4

T4m/2

31

T4m/3

V

N

323

T40/95

T4n/1

31

T4n/4

T4n/2

31

T4n/3

VI

N

324

li/ge

0,35

ro/gn

1,5

li/ws

0,35

D102

li/gn

0,35

T

14

/10

ro/gn

2,5

189

281

br

1,0

191

ro/gn

1,5

ro/gn

1,5

br

1,5

br/gn

1,5

br

1,5

br/gn

1,5

283

281

br

2,5

T

14

/9

56

br

2,5

ro/gn

2,5

56

191

189

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, ignition coil 4 up to 6 with output stage

J623 Engine control unit

N292 Ignition coil 4 with output stage

N323 Ignition coil 5 with output stage

N324 Ignition coil 6 with output stage

P

Spark plug connector

Q

Spark plugs

T4l

4-pin connector, black, on ignition coil 4 with output stage

T4m 4-pin connector, black, on ignition coil 5 with output stage

T4n 4-pin connector, black, on ignition coil 6 with output stage

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

T40 40-pin connector, black, on engine control unit

281 Earth connection 1, in engine harness

283 Earth connection 2, in engine harness

D102 Connection 2, in engine compartment wiring harness

Audi TT

Current Flow Diagram

No. 3 / 7

Edition 10.2010

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.

8J0-003080806

85

86

87

88

89

90

91

92

93

94

95

96

97

98

ro/sw

1,0

J

623

T40/96

ro/sw

0,35

D103

N

30

1

2

sw

2,5

SC

21

10A

21a

21

40

ro/sw

1,0

T40/112

ro/ws

0,35

N

31

1

2

ro/sw

1,0

T40/88

ro/li

0,35

N

32

1

2

ro/sw

1,0

T40/113

ro/gr

0,35

N

33

1

2

ro/sw

1,0

T40/97

ro/bl

0,35

N

83

1

2

ro/sw

1,0

T40/89

ro/ge

0,35

N

84

1

2

ro/sw

2,5

ro/sw

1,0

T

14

/8

98

98

ro/sw

1,0

40

98

98

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, injector cylinder 1 up to 6

J623 Engine control unit

N30 Injector, cylinder 1

N31 Injector, cylinder 2

N32 Injector, cylinder 3

N33 Injector, cylinder 4

N83 Injector, cylinder 5

N84 Injector, cylinder 6

SC21 Fuse 21 on fuse holder C

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

T40 40-pin connector, black, on engine control unit

D103 Connection 3, in engine compartment wiring harness

Audi TT

Current Flow Diagram

No. 3 / 8

Edition 10.2010

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.

8J0-003090806

99

100

101

102

103

104

105

106

107

108

109

110

111

112

T40/82

J

623

G

28

ws

0,35

T40/90

br

0,35

T3a/3

T3a/2

T40/106

G

61

T40/107

G

66

T40/99

220

sw

0,35

T3a/1

sw

0,35

T3b/1

T3b/2

br/ro

0,35

ws/br

0,35

sw

0,35

T3b/3

sw

0,35

T2a/1

T2a/2

ro

0,35

li

0,35

sw

0,35

ws/br

0,35

D106

220

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, engine speed sender, knock sensors

G28 Engine speed sender

G61 Knock sensor 1

G66 Knock sensor 2

J623 Engine control unit

T2a 2-pin connector, black, on knock sensor 2

T3a 3-pin connector, grey, on engine speed sender

T3b 3-pin connector, black, on knock sensor 1

T40 40-pin connector, black, on engine control unit

220 Earth connection (sender earth), in engine wiring harness

D106 Connection 4, in engine compartment wiring harness

Audi TT

Current Flow Diagram

No. 3 / 9

Edition 10.2010

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