1997 AUDI A4 sensor

01-121

V.A.G 1551 Scan Tool display
Possible cause
Corrective action
01403 1)
Glass break sensors rear
(sensor for broken window glass rear
left -G183-; sensor for broken window
glass rear right -G184- and conductor
loop for rear window defroster)
A short circuit or an open circuit occurs in the
harness connectors or in the wire connections
between glass break sensors and rear window
heater to control module for ultra-sound sensors
-J347- when setting ATS. A conductor loop of one of the side windows or
the rear window is interrupted during setting of
the ATS Electrical Wiring Diagrams,
Troubleshooting & Component
Locations binder
Repair Manual, Body
Exterior; Repair Group. 64; Side window Avant, removing and installing

Repair Manual, Body
Exterior; Repair Group. 64; Rear window Avant, removing and installing
- Erase DTC memory
- Repair wiring according to
wiring diagram
- Check conductor loop in
side windows and replace
side window if necessary - Check conductor loop in
rear window and replace rear
window if necessary
65535
Pa
ge 18 of 44 Ultrasonic interior monitorin
g On Board Dia
gnostic
(OBD
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.BD04.01.4

01-122

Interior monitoring function test


- Open side window approx. 10 cm.

- Switch ignition off and remove ignition key.

- Close all doors.

- Lock vehicle, which will set the anti-theft warning
system and the interior monitoring.

- Wait 30 seconds until all warning lamps in door
trim blink slowly in 2 second intervals (f = 0,5
Hz).

- Insert hand through window opening and hold in
proximity of sensor.

- If the interior monitoring is OK, alarm will be
triggered. An entry into DTC memory of control
module for central locking "1370; alarm via
interior monitoring" as well as to ultra-sound
control module "alarm via sensor for ATS, fl, fr,
rl, rr".

- Switch off alarm by unlocking vehicle.

-
DTC must be checked and erased in DTC
Pa
ge 20 of 44 Ultrasonic interior monitorin
g On Board Dia
gnostic
(OBD
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.BD04.01.4

An anti-theft warning system alarmWiring for voltage supply to the ultra-sound sensorsWiring for pulse signal to the ultra-sound sensors
Pa
ge 24 of 44 Ultrasonic interior monitorin
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gnostic
(OBD
)
11/20/2002 htt
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play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.BD04.01.4

01-129

- Shut off alarm by unlocking vehicle.

- End Output Diagnostic Test Mode (DTM).

- Initiate On Board Diagnostic (OBD) for anti-theft
system.

- Erase DTC memory page 01
-137
.

Checking power supply wiring

- Remove both ultra-sound sensors.

Repair Manual, Body Interior, Repair Group
70, B
-pillar trim , removing and installing


- Disconnect electronic harness connectors.

- Perform Output Diagnostic Test Mode ( page
01
-124
) and select output test "Power supply
wiring."
Output Diagnostic Test Mode Power suppl
y wirin
g

Indicated on display
- Using multimeter (Fluke 83 or equivalent), measure voltage at wiring
harness connector between terminal 2 (B+) and terminal 3 (GND).
Pa
ge 30 of 44 Ultrasonic interior monitorin
g On Board Dia
gnostic
(OBD
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.BD04.01.4

Specification: 8 V
- End output Diagnostic Test Mode (DTM).
- Install ultra-sound sensors again
- Erase DTC memory (function 05) page 01
-137
.
- End output (function 06) page 01
-139
.
Pa
ge 31 of 44 Ultrasonic interior monitorin
g On Board Dia
gnostic
(OBD
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.BD04.01.4

01-130

Checking wiring for pulse signal

- Remove both ultra-sound sensors.

Repair Manual, Body Interior, Repair Group
70, B
-pillar trim , removing and installing


- Disconnect electronic harness connectors.

- Perform Output Diagnostic Test Mode (DTM) (
page 01
-124
) and select control element test
"Signal pulse wire."
Output Diagnostic Test Mode Signal pulse wire

Indicated on display
- Using multimeter (Fluke 83 or equivalent), measure voltage at wiring
harness connector between terminal 1 (pulse signal) and terminal 3
(GND).
Specification: 5 V
- End Output Diagnostic Test Mode (DTM).
- Re-install ultra-sound sensors.
- Erase DTC memory (function 05) page 01
-137
.
- End Output (function 06) page 01
-139
.
Pa
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g On Board Dia
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)
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play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.BD04.01.4

01-131

Code Control Module (scan tool function
07)

This function can be used to code the interior
monitoring as follows:
Vehicle type: Audi A4
Arming mode of anti-theft system: dynamic
(m.y. 1997), or static (as of m.y. 1998)
Body version: Sedan/Avant

Notes:
The coding adjusts the control module for ultra-
sound sensors -J347- to meet the specific
requirements of the particular model version
and anti-theft alarm system.
The coding table gives only the coding
applicable to the Audi A4.

Carrying out "Code Control Module" function
07
Rapid data transfer
HELP
Select function XX

Indicated on display
- Press buttons -0- and -7- to select "Code Control Module" function 07.
Pa
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(OBD
)
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yp
e=re
pair&id=AUDI.B5.BD04.01.4

01-134
Read Measuring Value Block, overview

Display group 001
Indicated on Display
Display value
Identification
Read Measuring Value Block 1 0100 1) 1 = switch positions
1 2 3 4
100% 1) 2 = sensitivity of the sensors

3 = not assigned

4 = not assigned 1) Example of display.
Display value table
1
2
Switch for Int. Monitoring:
Driver-side door contact switch

Anti-theft warning system:
Glass breakage system 2): : pressed = 1, not pressed = 0
: driver-side door open = 1, driver-side door closed = 0
: armed = 1, not armed = 0
: present = 1, not present = 0 50 ... 100% 3)

2) Avant only. 3) Refer to "Adaptation" function 10 page 01
-135
.
Pa
ge 37 of 44 Ultrasonic interior monitorin
g On Board Dia
gnostic
(OBD
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.BD04.01.4