key AUDI A4 1998 B5 / 1.G Interior Monitor Workshop Manual

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
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g On Board Dia
gnostic
(OBD
)
11/20/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
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pair&id=AUDI.B5.BD04.01.4

01-128

Testing alarm signal

- Switch ignition off and remove ignition key.

- Connect VAG1551 Scan Tool (ST) ( page 01
-
1 ), and press buttons -4- and -5- to select "Int.
Monitoring" address word 45.

- Close all doors and open one side window.

- Lock vehicle by reaching through open window.
The anti-theft system horn confirms this, but
warning lamps do not light up.

- Wait 30 seconds until anti-theft system is
armed.

- Perform Output Diagnostic Test Mode ( page
01
-124
) and select control element test "Create
active alarm."

Notes:

It is also possible to test the alarm activation
signal without using the VAG1551 Scan Tool
(ST). To do this, carry out the first, third, fourth
and fifth procedure steps listed above.

Pa
ge 28 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