parking brake AUDI A4 1998 B5 / 1.G Brakes ESP Electrical Testing Workshop Manual

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

01-354

Voltage measurement; set measurement range on VAG1526: 20 V =
Test
step VAG
1598/20
sockets Test of
Test
requirements
- Additional work
steps Specified
value Corrective action
27 1 + 76 Function of parking
brake warning light
switch -F9- Ignition switched
on.
- Check wiring from terminal 1 to terminal
15 via fuse (10A).
Parking brake
not engaged
- Set parking brake0.0 to 1.0
V

10.0 to 14.5
V Electrical Wiring Diagrams,
Troubleshooting & Component Locations - Check wiring from terminal 76 to parking
brake warning light switch -F9- for open
circuit or short circuit to B+.

See continuation on next page
Pa
ge 64 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

01-355
Continuation: Voltage measurement; set measurement range on VAG1526: 20 V =
Test
step VAG
1598/20
sockets Test of
Test
requirements
- Additional work
steps Specified
value Corrective action
27 1 + 76
Function of parking
brake warning light
switch -F9-

Parking brake
not engaged
- Set parking brake0.0 to 1.0
V

10.0 to
14.5 V
Electrical Wiring Diagrams,
Troubleshooting & Component Locations - Check Ground (GND) to parking brake
warning light switch -F9-.
- If no malfunction could be determined
using the procedures in these steps, replace
the parking brake warning light switch -F9-.
Pa
ge 65 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