1998 AUDI A4 sensor

Open circuit/short
circuit to B+
Open circuit or short circuit to B+ in wiring
between ABS wheel speed sensor -G47-
and ABS control module -J104-. - If no problems are found after implementing the
specified steps, replace the control module.
Pa
ge 59 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

01-104

Output on printer of
VAG1551 Scan Tool
(ST) Possible cause
Corrective action
DTC
00285
Right front ABS
wheel speed sensor -
G45-
or:
ABS wheel speed sensor rotor dirty or
damaged.
Excessive wheel bearing play.
Left rear ABS wheel speed sensor -G45-
installed incorrectly.
ABS wheel speed sensor -G45-
malfunctioning.
Short circuit to Ground (GND). Repair Manual, Brake System, Repair Group 45

Repair Manual, Suspension, Wheels, Steering,
Repair Group 40

Repair Manual, Brake System, Repair Group 45
- Check rotor, clean or replace
- Replace wheel bearing- Check installation of ABS wheel speed sensor.- "Read measuring value block", display group 1
page 01
-63
.
- Carry out "Electrical test", step 8 page 01
-68
.
- If neither the "Read measuring value block"
function nor the "electrical test" reveal any
malfunctions, check all wiring and harness
connectors for loose contacts.
Right front ABS
wheel speed sensor -
Incorrect control module version.- Check control module version page 01
-52
.
Pa
ge 60 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

G45-
Open circuit/short
circuit to B+
Open circuit or short circuit to B+ in wiring
between ABS wheel speed sensor -G45-
and ABS control module -J104-. - If no problems are found after implementing the
specified steps, replace the control module.
Pa
ge 61 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

01-105

Output on printer of
VAG1551 Scan Tool
(ST) Possible cause
Corrective action
DTC
00287
Right rear ABS
wheel speed sensor -
G44-
or:
ABS wheel speed sensor rotor dirty or
damaged.
Excessive wheel bearing play.
Left rear ABS wheel speed sensor -G44-
installed incorrectly.
ABS wheel speed sensor -G44-
malfunctioning.
Short circuit to Ground (GND). Repair Manual, Brake System, Repair Group 45

Repair Manual, Suspension, Wheels, Steering,
Repair Group 42

Repair Manual, Brake System, Repair Group 45
- Check rotor, clean or replace
- Replace wheel bearing- Check installation of ABS wheel speed sensor.- "Read measuring value block", display group 1
page 01
-63
.
- Carry out "Electrical test", step 10 page 01
-68
.
Right rear ABS
wheel speed sensor -
G44-
Open circuit/short
circuit to B+
Open circuit or short circuit to B+ in wiring
between ABS wheel speed sensor -G44-
and ABS control module -J104-. - If neither the "Read measuring value block"
function nor the "electrical test" reveal any
malfunctions, check all wiring and harness
connectors for loose contacts.
- If no problems are found after implementing the
Pa
ge 62 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

01-106

Output on printer of
VAG1551 Scan Tool
(ST) Possible cause
Corrective action
DTC
00290
Left rear ABS wheel
speed sensor -G46-
or:
ABS wheel speed sensor rotor dirty or
damaged.
Excessive wheel bearing play.
Left rear ABS wheel speed sensor -G46-
installed incorrectly.
ABS wheel speed sensor -G46-
malfunctioning.
Short circuit to Ground (GND). Repair Manual, Brake System, Repair Group 45

Repair Manual, Suspension, Wheels, Steering,
Repair Group 42

Repair Manual, Brake System, Repair Group 45
- Check rotor, clean or replace
- Replace wheel bearing- Check installation of ABS wheel speed sensor.- "Read measuring value block", display group 1
page 01
-63
.
- Carry out "Electrical test", step 9 page 01
-68
.
Left rear ABS wheel
speed sensor -G46-
Open circuit/short
circuit to B+
Open circuit or short circuit to B+ in wiring
between ABS wheel speed sensor -G46-
and ABS control module -J104-. - If neither the "Read measuring value block"
function nor the "electrical test" reveal any
malfunctions, check all wiring and harness
connectors for loose contacts.
- If no problems are found after implementing the
Pa
ge 64 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

01-112

Output on printer of
VAG1551 Scan Tool (ST) Possible cause
Corrective action
DTC
00597
Varying wheel speed impulse
ABS wheel speed sensor rotor dirty or
damaged.
Repair Manual, Brake System,
Repair Group 45
- Check rotor.

Excessive wheel bearing play.
Repair Manual, Brake System,
Repair Group 45
- Check wheel bearing

ABS wheel speed sensors -G44-, -G45-, -G46-,
and -G47- installed incorrectly. ABS wheel speed sensors -G44-, -G45-, -G46-,
and -G47- malfunctioning Repair Manual, Brake System,
Repair Group 45
- Check ABS wheel speed sensors.
- Carry out "electrical test", steps 7
through 10 page 01
-68
.

Wheel or tire sizes not the same on all four
wheels. - Check wheel and tire sizes.
Pa
ge 71 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