1997 AUDI A4 ESP

01-308

Multi-pin connector at ABS control
module (w/EDL) -J104- Terminal
Connected to...

Terminal
18
Sensor for transverse acceleration -G200-; signal wire (control
module 4B0 907 389)
2
18
Sensor for transverse acceleration -G200-; signal wire (combined
sensor for rotation rate and transverse acceleration) (control
module 8D0 907 389/A/D/E)
4
19
Sensor for transverse acceleration -G200-; (Ground -GND-) (control
module 4B0 907 389)
1
19
not occupied; (control module 8D0 907 389/A/D/E)
-
19
not occupied; (control module 8D0 907 389A)
-
20
ABS return flow pump relay -J105-
Hydraulic unit; control wire for ABS return flow pump -V39-
87
14
21
Not assigned
-
22
Hydraulic pump for traction control -V156-; voltage supply
2
23
Not assigned
-
24
Hydraulic pump for traction control -V156-; (GND)
1
Electrical Wiring Diagrams, Troubleshooting & Component Locations
Pa
ge 9 of 65 Electronic Stabilization Pro
gram
(ESP
), electrical testin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.16

01-309

Multi-pin connector at ABS control module
(w/EDL) -J104- Terminal
Connected to...

Terminal
25
Hydraulic unit; activation of left rear ABS outlet valve -
N136-
11
26
Hydraulic unit; activation of right front ABS inlet valve -N99-

5
27
Not assigned
-
28
Ground (GND) supply, terminal 31
-
29
Ground (GND) supply, terminal 31
-
30
Not assigned
-
31
Instrument cluster; activation of traction control indicator
light; (control module 4B0 907 389)
15
31
Rear left wheel speed sensor output; (control module 8D0
907 389/A/D/E)
-
32
Instrument cluster; ABS/EDL warning light activation
26
33
Not assigned
-
Electrical Wiring Diagrams, Troubleshooting & Component Locations
Pa
ge 10 of 65 Electronic Stabilization Pro
gram
(ESP
), electrical testin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.16

01-310

Multi-pin connector at ABS control
module (w/EDL) -J104- Terminal
Connected to...

Terminal
34
Sender for rotation rate -G202-; voltage supply; (control module
4B0 907 389)
2
34
Sender for rotation rate -G202-; voltage supply (combined sensor
for rotation rate and transverse acceleration) (control module 8D0
907 389/A/D/E)
1
35
Not assigned
-
36
not occupied; (control module 4B0 907 389)
-
36
ABS solenoid valve relay -J106- (GND); (control module 8D0 907
389/A/D/E)
85
37
ABS solenoid valve relay -J106- (GND); (control module 4B0 907
389/A/D/E)
85
37
not occupied; (control module 8D0 907 389/A/D/E)
-
38
Not assigned
-
39
Not assigned
-
Electrical Wiring Diagrams, Troubleshooting & Component Locations
Pa
ge 11 of 65 Electronic Stabilization Pro
gram
(ESP
), electrical testin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.16

01-311

Multi-pin connector at ABS control module
(w/EDL) -J104- Terminal
Connected to...

Terminal
40
Not assigned
-
41
Not assigned
-
42
Brake light switch -F; brake test switch
4
43
Not assigned
-
44
Traction control switch
6
45
Not assigned
-
46
Diagnostic connector; K-wire
7
47
Not assigned
-
48
Brake light switch -F-; brake light switch
2
49
ABS hydraulic unit -N55-; activation of pilot valve -1-
traction control -N225-
7
50
ABS hydraulic unit -N55-; activation of pilot valve -2-
traction control -N226-
6
51
Voltage supply; terminal 30 for hydraulic pump for
traction control -V156-;
-
Electrical Wiring Diagrams, Troubleshooting & Component Locations
Pa
ge 12 of 65 Electronic Stabilization Pro
gram
(ESP
), electrical testin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.16

01-312

Multi-pin connector at ABS control module
(w/EDL) -J104- Terminal
Connected to...

Terminal
52
ABS hydraulic unit -N55-; activation of high pressure
switch valve -2- traction control -N228-
4
53
ABS hydraulic unit -N55-; activation of left rear ABS inlet
valve -N134-
3
54
ABS hydraulic unit -N55-; activation of high pressure
switch valve -1- traction control -N227-
1
55
ABS hydraulic unit -N55-; activation of right front ABS
outlet valve -N100-
9
56
not used
-
57
not used
-
58
not used
-
59
not used
-
60
not used
-
61
Not assigned
-
62
Not assigned
-
63
Not assigned
-
Electrical Wiring Diagrams, Troubleshooting & Component Locations
Pa
ge 13 of 65 Electronic Stabilization Pro
gram
(ESP
), electrical testin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.16

01-313

Multi-pin connector at ABS control module
(w/EDL) -J104- Terminal
Connected to...

Terminal
64
CAN-bus; (Engine Control Module (ECM); Transmission
Control Module (TCM),
steering angle sensor -G85-)
EWD
2
65
not occupied; (control module 4B0 907 389)
-
65
CAN-bus shielding; (control module 8D0 907 389/A/D/E)
-
66
CAN-bus; (Engine Control Module (ECM); Transmission
Control Module (TCM),
steering angle sensor -G85-)
EWD
3
67
Sender 1 for brake booster -G201-; (GND) (control module
4B0 907 389)
1
67
Sender 1 for brake booster -G201-; voltage supply (control
module 8D0 907 389/A/D/E)
1
68
Sensor for brake pressure -G201-; signal wire
2
69
Sender 1 for brake booster -G201-; voltage supply (control
module 4B0 907 389)
3
69
Sender 1 for brake booster -G201-; (GND) (control module
8D0 907 389/A/D/E)
3
Electrical Wiring Diagrams, Troubleshooting & Component Locations
Pa
ge 14 of 65 Electronic Stabilization Pro
gram
(ESP
), electrical testin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.16

01-314

Multi-pin connector at ABS control
module (w/EDL) -J104- Terminal
Connected to...

Terminal
70
Left-rear wheel speed sensor output; (control module 4B0
907 389)
EWD
70
Instrument cluster; activation of traction control indicator
light (control module 8D0 907 389/A/D/E)
15
71
Speed sensor output rear right
EWD
72
not occupied; (control module 4B0 907 389)
-
72
Front left wheel speed sensor output; (control module 8D0
907 389/A/D/E)
EWD
73
not occupied; (control module 4B0 907 389)
-
73
Front right wheel speed sensor output; (control module 8D0
907 389/A/D/E)
EWD
74
Not assigned
-
75
Sensor for transverse acceleration -G200-; voltage supply;
(control module 4B0 907 389)
3
75
not occupied; (control module 8D0 907 389/A/D/E)
-
76
Parking brake warning light switch -F9-
EWD
Electrical Wiring Diagrams, Troubleshooting & Component Locations
Pa
ge 15 of 65 Electronic Stabilization Pro
gram
(ESP
), electrical testin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.16

01-315

Multi-pin connector at ABS control
module (w/EDL) -J104- Terminal
Connected to...

Terminal
77
Sender for rotation rate -G202-; test signal; (control module 4B0
907 389)
5
77
Sender for rotation rate -G202-; test signal (combined sensor for
rotation rate and transverse acceleration); (control module 8D0 907
389/A/D/E)
3
78
Sender for rotation rate -G202-; reference signal; (control module
4B0 907 389)
4
78
Sender for rotation rate -G202-; reference signal (combined sensor
for rotation rate and transverse acceleration); (control module 8D0
907 389/A/D/E)
5
79
Sender for rotation rate -G202-; signal wire; (control module 4B0
907 389)
3
79
Sender for rotation rate -G202-; signal wire (combined sensor for
rotation rate and transverse acceleration); (control module 8D0 907
389/A/D/E)
6
80
Sender for rotation rate -G202-; (GND); (control module 4B0 907
389)
1
80
Sender for rotation rate -G202-; (GND) (combined sensor for
rotation rate and transverse acceleration); (control module 8D0 907
389/A/D/E)
2
Electrical Wiring Diagrams, Troubleshooting & Component Locations
Pa
ge 16 of 65 Electronic Stabilization Pro
gram
(ESP
), electrical testin
g
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.16