31

X

15

30

31

X

15

30

97–17904

2

3

4

5

6

7

8

9

1

10

11

12

J

234

7

6

–

153

N

+

0,5

ge

gn

0,5

ro/ge

br

T

3c/1

T

3c/2

–

154

+

0,5
ws

gn

0,5

li

br

T

3d/1

T

3d/2

N

1

3

4

2

138

0,5

br/ws

0,5

gn/ws

T

2i/1

T

2i/2

10

11

–

95

+

N

F

–

131

+

0,5

bl

0,5

gn

T

3e/1

T

3e/2

N

13

14

0,5
sw

5

S3/15

A

2

4,0
sw

0,5
sw

15

D

2,5
sw

A

74

1,0

sw/ro

0,35

sw/ro

T26a/4

0,35

ws/ge

5a

5

5A

S

5

T26a/9

K

75

J

268

135

0,5

br

A

76

0,35

gn/br

0,35

gn

9

T

16/7

K

Current Flow Diagram

ws = white
sw = black

ro = red
br = brown
gn = green
bl = blue
gr = grey
li

= purple

ge = yellow

Edition 07.95

Audi A4

No. 48/1

Airbags for driver’s seat and front passenger’s seat
with belt tensioners

D

– Ignition/starter switch

F138 – Airbag coil connector
J234 – Airbag control unit
J268 – Mini-check system control unit
K75 – Airbag warning lamp
N95 – Airbag igniter, driver’s side
N131 – Airbag igniter 1, front passenger’s side
N153 – Belt tensioner igniter -1-, driver’s side
N154 – Belt tensioner igniter -2-, front passenger’s side
T2i

– 2-pin connector, red, behind dash panel, left

T3c – 3-pin connector, left connector point, A pillar
T3d – 3-pin connector, right connector point, A pillar
T3e – 3-pin connector, behind dash panel, centre
T16 – 16-pin connector, centre console, rear (diagnosis

connection)

T26a – 26-pin connector, blue, on dash panel insert

135

– Earth connection -2-, in dash panel wiring

harness

A2

– Positive (+) connection (15), in dash panel wiring

harness

A74

– Positive (+) connection (15a, fuse 5), in dash

panel wiring harness

A76

– Connection (diagnosis wire K), in dash panel

wiring harness

*

– Only models with passenger’s airbags
– Short circuit bridge becomes effective when

connector is unplugged.