sensor AUDI A4 2000 B5 / 1.G Brakes ESP DTC Table Owner's Manual

01-405

Printed output from
VAG1551 Scan Tool
(ST) Possible cause
Corrective action
DTC WARNING!
This is only valid for control modules with no.: 4B0 907 389
01423
Sensor for transverse
acceleration -G200-
Implausible signal

Continuation:
Second:
The zero position of steering angle sensor -G85- is within the specified range, and the zero
position of sensor for transverse acceleration -G200- is not within the specified range:


Open circuit in signal line to sensor for
transverse acceleration -G200-.
Short circuit to B+ or Ground (GND) in
signal line to sensor for transverse
acceleration -G200-. Electrical Wiring Diagrams, Troubleshooting &
Component Locations - Check signal line between sensor for transverse
acceleration -G200 (terminal 2) and ABS control
module -J104- (terminal 18).


See continuation on
next page Note: Only replace the control module as a
last resort.
ABS control module -J104-
malfunctioning
Repair Manual, Brake System, Repair Group 45

- If the malfunction cannot be fixed, replace the
ABS control module -J104-.
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) DTC table
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01-406

Printed output from
VAG1551 Scan Tool
(ST) Possible cause
Corrective action
DTC WARNING!
This is only valid for control modules with no.: 4B0 907 389
01423
Sensor for transverse
acceleration -G200-
Implausible signal

Continuation:
(Second)
There is an open circuit in one of the
supply wires for the sensor for
transverse acceleration -G200-.
Electrical Wiring Diagrams, Troubleshooting &
Component Locations - Check Ground (GND) between sensor for
transverse acceleration -G200 (terminal 1) and
ABS control module -J104- (terminal 19).
- Check voltage supply between sensor for
transverse acceleration -G200 (terminal 3) and -
J104- ABS control module (terminal 75).






See continuation on
Sensor for transverse acceleration -
G200- malfunctioning. If none of the causes fit:
Repair Manual, Brake System, Repair Group 45

- Erase DTC memory page 01
-15
- End Output page 01
-16
.
- Road test vehicle page 01
-250
- If malfunction occurs again, replace sensor for
transverse acceleration -G200-.
Pa
ge 54 of 96 Electronic Stabilization Pro
gram
(ESP
) DTC table
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play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.17

01-407

Printed output from
VAG1551 Scan Tool
(ST) Possible cause
Corrective action
DTC WARNING!
This is only valid for control modules with no.: 8D0 907 389, 8D0 907 389A, 8D0 907 389D
and 8D0 907 389E.
01423
Sensor for transverse
acceleration -G200-
Implausible signal

Continuation:
Second:
The zero position of steering angle sensor -G85- is within the specified range, and the zero position
of sensor for transverse acceleration -G200- is not within the specified range:


There is an open circuit in one of the signal
wires for the combined sensor for rotation
rate and transverse acceleration.
There is short circuit to B+ or Ground (GND)
in one of the signal wires for the combined
sensor for rotation rate and transverse
acceleration. Electrical Wiring Diagrams, Troubleshooting &
Component Locations - Check the signal wire for the combined sensor
for rotation rate and transverse acceleration,
terminal 4, to the ABS control module -J104-
(terminal 18).


See continuation on Note: Only replace the control module as a last
resort.
ABS control module -J104- malfunctioning
Repair Manual, Brake System, Repair Group
45
- If the malfunction cannot be fixed, replace the
ABS control module -J104-.
Pa
ge 56 of 96 Electronic Stabilization Pro
gram
(ESP
) DTC table
11/20/2002 htt
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play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.17

01-408

Printed output from
VAG1551 Scan Tool
(ST) Possible cause
Corrective action
DTC WARNING!
This is only valid for control modules with no.: 8D0 907 389, 8D0 907 389A, 8D0 907 389D
and 8D0 907 389E.
01423
Sensor for transverse
acceleration -G200-
Implausible signal

Continuation:
(Second)
There is an open circuit in one of the
supply wires for the sensor for
transverse acceleration -G200-.
Electrical Wiring Diagrams, Troubleshooting &
Component Locations - Check Ground (GND) between sensor for
transverse acceleration -G200 (terminal 1) and
ABS control module -J104- (terminal 69).
- Check voltage supply between sensor for
transverse acceleration -G200 (terminal 3) and -
J104- ABS control module (terminal 67).






Sensor for transverse acceleration -
G200- malfunctioning. If none of the causes fit:
Repair Manual, Brake System, Repair Group 45

- Erase DTC memory page 01
-15
- End Output page 01
-16
.
- Road test vehicle page 01
-250
- If malfunction occurs again, replace sensor for
transverse acceleration -G200-.
Pa
ge 58 of 96 Electronic Stabilization Pro
gram
(ESP
) DTC table
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.17

01-409

Printed output from
VAG1551 Scan Tool (ST) Possible cause
Corrective action
DTC
01423
Sensor for transverse
acceleration -G200-
Implausible signal

Continuation:
Third:
The zero position of steering angle sensor -G85- is not within the specified range, and the
zero position of sensor for transverse acceleration -G200- is not within the specified range:

- Follow the procedures from the first and second cases.
See continuation on next
page
Pa
ge 60 of 96 Electronic Stabilization Pro
gram
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) DTC table
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yp
e=re
pair&id=AUDI.B5.SU02.01.17

01-410

Printed output from
VAG1551 Scan Tool (ST) Possible cause
Corrective action
DTC
01423
Sensor for transverse
acceleration -G200-
Implausible signal

Continuation:
Fourth:
The zero position of steering angle sensor -G85- is within the specified range, and the zero
position of sensor for transverse acceleration -G200- is within the specified range:


Sensor for transverse acceleration -
G200- malfunctioning.
Repair Manual, Brake System, Repair Group
45
- Erase DTC memory page 01
-15
- End Output page 01
-16
.
- Road test vehicle page 01
-250
- If malfunction occurs again, replace sensor for
transverse acceleration -G200-.

Note: Only replace the control module as
a last resort.
ABS control module -J104-
malfunctioning
Repair Manual, Brake System, Repair Group
45
- If the malfunction cannot be fixed, replace the
ABS control module -J104-.
Pa
ge 61 of 96 Electronic Stabilization Pro
gram
(ESP
) DTC table
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.17

01-411

Printed output from
VAG1551 Scan Tool
(ST) Possible cause
Corrective action
DTC WARNING!
This is only valid for control modules with no.: 4B0 907 389
01424 For control modules 4B0 907 389, the VAG1551 scan tool with test card 7 and the VAG1552
scan tool with test card 4 display the following incorrect text: "Sender for rotation rate -G202-,
reference wire".
Sender for rotation rate -
G202-, signal wire
Failure in electrical circuit

Open circuit in signal wire of sender for
rotation rate -G202-.
Short circuit to B+ or Ground (GND) in
signal wire to sender for rotation rate -
G202-. Electrical Wiring Diagrams, Troubleshooting &
Component Locations - Check signal line between yaw sensor -G202-
(terminal 3) and ABS control module -J104-
(terminal 79).


See continuation on
next page
Sender for rotation rate -G202-
malfunctioning.
Repair Manual, Brake System, Repair Group
45
- If none of the causes listed are causing the
malfunction, replace yaw sensor -G202-.
Pa
ge 62 of 96 Electronic Stabilization Pro
gram
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) DTC table
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play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.17

01-412

Printed output from
VAG1551 Scan Tool (ST) Possible cause
Corrective action
DTC WARNING!
This is only valid for control modules with no.: 4B0 907 389
01424 For control modules 4B0 907 389, the VAG1551 scan tool with test card 7 and the VAG1552
scan tool with test card 4 display the following incorrect text: "Sender for rotation rate -G202-,
reference wire".
Sender for rotation rate -
G202-, signal wire
Failure in electrical circuit

Continuation:
Open circuit in supply line to
yaw sensor -G202-.
Electrical Wiring Diagrams, Troubleshooting &
Component Locations - Check Ground (GND) between yaw sensor -G202-
(terminal 1) and ABS control module -J104- (terminal 80).
- Check voltage supply between yaw sensor -G202-
(terminal 2) and ABS control module -J104- (terminal 34).

Note: Only replace the control
module as a last resort.
ABS control module -J104-
malfunctioning
Repair Manual, Brake System, Repair Group 45
- If the malfunction cannot be fixed, replace the ABS
control module -J104-.
Pa
ge 63 of 96 Electronic Stabilization Pro
gram
(ESP
) DTC table
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.17

01-413

Printed output from
VAG1551 Scan Tool (ST) Possible cause
Corrective action
DTC WARNING!
This is only valid for control modules with no.: 8D0 907 389, 8D0 907 389A, 8D0 907 389D
and 8D0 907 389E.
Continuation:

01424 For control modules 8D0 907 389/A/D/E, the VAG1551 scan tool with test card 8 and the
VAG1552 scan tool with test card 5 display the following incorrect text: "Sender for rotation rate
-G202-, signal wire".
Yaw sensor -G202-,
reference line
Failure in electrical circuit
Open circuit in reference wire of
sender for rotation rate -G202-.
Short circuit to B+ or Ground (GND)
in reference line to yaw sensor -
G202-. Electrical Wiring Diagrams, Troubleshooting &
Component Locations - Check reference line between yaw sensor -G202-
(terminal 4) and ABS control module -J104- (terminal
78).

Note:
The reference line of yaw sensor -G202- carries the reference signal. The reference signal
corresponds to the signal the sensor sends to the ABS control module -J104- when the vehicle
is traveling straight ahead.
Pa
ge 64 of 96 Electronic Stabilization Pro
gram
(ESP
) DTC table
11/20/2002 htt
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play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.17

01-414

Printed output from
VAG1551 Scan Tool
(ST) Possible cause
Corrective action
DTC WARNING!
This is only valid for control modules with no.: 4B0 907 389
01425
For control modules 4B0 907 389, the VAG1551 scan tool with test card 7 and the VAG1552
scan tool with test card 4 display the following incorrect text: "Sender for rotation rate -
G202-, signal wire".
Yaw sensor -G202-,
reference line
Failure in electrical
circuit
Open circuit in reference wire of
sender for rotation rate -G202-.
Short circuit to B+ or Ground (GND)
in reference line to yaw sensor -
G202-. Electrical Wiring Diagrams, Troubleshooting &
Component Locations - Check reference line between yaw sensor -G202-
(terminal 4) and ABS control module -J104- (terminal
78).

Note:
The reference line of yaw sensor -G202- carries the reference signal. The reference signal
corresponds to the signal the sensor sends to the ABS control module -J104- when the vehicle is
traveling straight ahead.
Pa
ge 65 of 96 Electronic Stabilization Pro
gram
(ESP
) DTC table
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.SU02.01.17