A4 00.pdf

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Audi A4
Current Flow Diagram
No. 65/1
Airbag control unit, dash panel insert, airbag
disabling key switch (front passenger’s side)
30
30
15
15
X
X
31
31
D – Ignition/starter switch
C10 – Suppression filter
E3 – Hazard warning light switch
E224 – Airbag disabling key switch, front passenger’s
side
J218 – Combi-processor in dash panel insert
J234 – Airbag control unit
K75 – Airbag warning lamp
K144 – Airbag disabled warning lamp, driver’s side
T10an– 10-pin connector, yellow, right connector point,
A pillar
T15o – 15-pin connector, grey, left connector point, A
pillar
T16 – 16-pin connector, diagnostic connector
T32 – 32-pin connector, blue, on dash panel insert
T32a – 32-pin connector, green, on dash panel insert
W – Interior light, front
7
D
K 144
W
E
3
K
75
6/15
4
8
0,35
li/bl
A 125
J 218
4,0
sw
0,35
sw
0,35
gn/ge
T32/20
T32a/10
T32a/28
T 15o
/10
T 15o/9
0,35
gr/bl
0,35
ws/ge
0,35
gn/ro
0,5
sw
0,5
li/bl
A 2
A 19
A 76
T 10an/5
0,35
gr/bl
0,35
gn/br
0,35
gn
0,5
sw
0,35
gn/ge
C 10
81 – Earth connection -1-, in dash panel wiring
harness
109 – Earth connection, in airbag wiring harness
T 10an/3
T 10an/2
T 16/7
T 10an/6
T 10an/7
0,5
gn/ge
0,35
ws/ge
0,35
gn/br
0,5
sw
65
0,5
li/bl
69
A2 – Positive (+) connection (15), in dash panel
wiring harness
A19 – Connection (58d), in dash panel wiring harness
68
67
J 234
70
81
66
A76 – Connection (diagnosis wire K), in dash panel
wiring harness
A125 – Connection (crash signal), in dash panel wiring
harness
0,5
li/ws
T 10an/9
0,35
li/ws
1
3
E 224
ws = white
sw = black
ro = red
br = brown
gn = green
bl = blue
gr = grey
li = purple
ge = yellow
2
4
0,35
br
T 10an/4
0,5
br
0,5
br
0,5
br
81
109
109
or = orange
1
2
3
4
5
6
7
8
9
10
11
12
13
14
97–54038
Edition 09.01
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Audi A4
Current Flow Diagram
No. 65/2
Airbag control unit, airbag igniters, belt tensioner
igniters
30
30
15
15
X
X
31
31
F138 – Airbag coil connector, return spring with slip
ring
J234 – Airbag control unit
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
T2s – 2-pin connector, yellow, left connector point, A
pillar
T2t – 2-pin connector, yellow, right connector point,
A pillar
T2u – 2-pin connector, yellow, left connector point, B
pillar
T2v – 2-pin connector, yellow, right connector point,
B pillar
T3e – 3-pin connector, behind dash panel, centre
T5g – 5-pin connector, behind steering column switch
trim
T5h – 5-pin connector, behind steering column switch
trim
T 5g/4 T 5g/5
N
131
F
T 5h/1 T 5h/2
138
+
T 3e/1 T 3e/2
0,5
ge
0,5
ws
+
0,5
ws
0,5
gr
N
153
N
154
N
95
+
+
gn
br
gn
br
T 2s/1 T 2s/2
T 2t/1 T 2t/2
T 2u/1 T 2u/2
T 2v/1 T 2v/2
32 – Earth point, behind dash panel, left
0,5
ge
0,5
ws
0,5
ws
0,5
gr
0,5
gn
0,5
br
0,5
sw
0,5
br
109 – Earth connection, in airbag wiring harness
33
34
J 234
37
38
61
62
64
63
– Short circuit bridge becomes effective when
connector is unplugged.
1,5
br
ws = white
sw = black
ro = red
br = brown
gn = green
bl = blue
gr = grey
li = purple
ge = yellow
32
109
or = orange
15
16
17
18
19
20
21
22
23
24
25
26
27
28
97–54039
Edition 09.01
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Audi A4
Current Flow Diagram
No. 65/3
Airbag control unit, side airbag crash sensors, side
airbag igniters
30
30
15
15
X
X
31
31
G179 – Side airbag crash sensor, driver’s side
G180 – Side airbag crash sensor, front passenger’s side
J234 – Airbag control unit
N199 – Side airbag igniter, driver’s side
N200 – Side airbag igniter, front passenger’s side
T4q – 4-pin connector, yellow, under front
passenger’s seat
T4r – 4-pin connector, yellow, under driver’s seat
109 – Earth connection, in airbag wiring harness
– Only models with side airbags
– Short circuit bridge becomes effective when
connector is unplugged.
J 234
42
41
46
45
73
74
0,5
ws
*
0,5
gn
*
0,5
bl
*
0,5
ws
*
0,35
ge
*
0,35
ws
*
T 4r/3
T 4r/2 T 4r/1
T 4q/3
T 4q/2 T 4q/1
1
1
N
199
N
200
G
179
2
G
180
2
ws = white
sw = black
ro = red
br = brown
gn = green
bl = blue
gr = grey
li = purple
ge = yellow
*
*
*
*
0,5
br
*
0,5
br
*
0,35
br
*
0,35
br
*
109
109
109
109
or = orange
29
30
31
32
33
34
35
36
37
38
39
40
41
42
97–54040
Edition 09.01
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Audi A4
Current Flow Diagram
No. 65/4
Airbag control unit, curtain airbag igniters, rear belt
tensioner igniters
30
30
15
15
X
X
31
31
J234 – Airbag control unit
N196 – Rear belt tensioner igniter, driver’s side
N197 – Rear belt tensioner igniter, front passenger’s
side
N198 – Rear belt tensioner igniter, centre
N251 – Curtain airbag igniter, driver’s side
N252 – Curtain airbag igniter, front passenger’s side
T2y – 2-pin connector, green, under rear seat, right
T2z – 2-pin connector, yellow, under rear seat, centre
T2ac – 2-pin connector, blue, under rear seat, left
T4s – 4-pin connector, yellow, under driver’s seat
T4t – 4-pin connector, yellow, under front
passenger’s seat
109 – Earth connection, in airbag wiring harness
N
* 198
– Only models with curtain airbags
– Applies to Avant models only
T2z/1
T2z/2
– Short circuit bridge becomes effective when
connector is unplugged.
0,5
bl
0,5
gr
J 234
57
58
50
49
52
*
51
30
29
31
32
0,5
bl
*
0,5
ge
*
0,5
bl
0,5
gr
*
0,5
br
0,5
ws
0,5
br
0,5
ro
T 4s/2 T 4s/1
T 4t/2 T 4t/1
T2ac/2 T2ac/1
T2y/2 T2y/1
N
251
N
252
N
196
N
197
*
*
ws = white
sw = black
ro = red
br = brown
gn = green
bl = blue
gr = grey
li = purple
ge = yellow
T 4s/3
T 4t/3
0,5
br *
0,5
br *
109
109
or = orange
43
44
45
46
47
48
49
50
51
52
53
54
55
56
97–54041
Edition 09.01
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