brakes AUDI A4 2000 B5 / 1.G Brakes Read Mesure Value Block Workshop Manual

01-85

Function test and check for proper seal
Test step
VAG
1598/20
sockets Test of
Test requirements
- Additional work
steps Specified value
Corrective action
17

Continuation:

Right rear
ABS
outlet
valve -
N135- - Bridge terminals 4 +
28
- Switch on ignition for
max. 10 seconds and
switch off again.
Front Wheel Drive
(FWD):
170 25 bar
All-Wheel Drive
(AWD), pressure
regulation (ABS):
90 25 bar
Left front
traction control
outlet valve -
N169- switchedPressure
increases on
pressure
gauge:
- Pressure relief valve and/or left
front ABS outlet valve -N102-
and/or right rear ABS outlet valve
-N135- malfunctioning. Replace
ABS hydraulic unit -N55-.

- Remove VAG1310A
pressure gauge and
bleed brakes All Wheel Drive
(AWD), throttle
valve regulation:
170 25 bar

Pa
ge 37 of 79 Read Measurin
g Value Block
(function 08
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.8

01-87

Function test and check for proper seal
Test step
VAG
1598/20
sockets Test of
Test requirements
- Additional work
steps Specified value
Corrective action
18

Continuation:

Left rear
ABS
outlet
valve -
N136- - Bridge terminals 27
+ 28
- Switch on ignition for
max. 10 seconds and
switch off again.
Front Wheel Drive
(FWD):
170 25 bar
All-Wheel Drive
(AWD), pressure
regulation (ABS):
90 25 bar
Right front
traction control
outlet valve -
N167- switchedPressure
increases on
pressure
gauge:
- Pressure relief valve and/or right
front ABS outlet valve -N100-
and/or left rear ABS outlet valve -
N136- malfunctioning. Replace
ABS hydraulic unit -N55-.

- Remove VAG1310A
pressure gauge and
bleed brakes All Wheel Drive
(AWD), throttle
valve regulation:
170 25 bar

Pa
ge 41 of 79 Read Measurin
g Value Block
(function 08
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.8