ECU AUDI A4 1998 B5 / 1.G Airbag Service OBD Workshop Manual

01-5


Airbag system (with and
without side airbag) On Board
Diagnostic (OBD)

General Information


Vehicles 1997
The airbag system includes a driver-side airbag,
passenger-side airbag, and two front seat belt
tensioners. These are ignited centrally by the
airbag control module -J234- if the specified
activation criteria are met during a crash.

Vehicles 1997 1999 : up to VIN 8D XA 200
000 The airbag system includes a driver-side airbag,
passenger-side airbag, two front seat belt
tensioners, side airbag, driver's side, side airbag,
passenger side, and two or three (1998 and on )
rear seat belt tensioners. If the specified
activation criteria are met during a crash, they
are ignited centrally by the airbag control module
-J234-.
Regardless of the type of crash or crash
intensity, the airbag control module sends a
"crash signal" to the central locking control
module. This function provides passive security.
With the help of the central locking system, it
unlocks the doors, opens the rear lid and blocks
Pa
ge 1 of 74 Airba
g system
(with and without side airba
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.BD04.01.2