Audi Q7: Airbag Control Module
Overview - Airbag Control Module
1 - Center Tunnel
2 - Nut
- 9 Nm
- Quantity: 4
- The thread must be paint and contaminant free, nut and ground pins
serve as ground connection for the control module.
3 - Airbag Control Module -J234-
- Removing and installing. Refer to
→ Chapter "Airbag Control Module -J234-, Removing and Installing".
- The control module is grounded via the housing with the body.
4 - Connectors
5 - Threaded Pins
- Quantity: 4
- The thread must be paint and contaminant free, nut and ground pins
serve as ground connection for the control module.
Airbag Control Module -J234-, Removing and Installing
Removing
WARNING
Follow all safety precautions when working on
pyrotechnic components. Refer to
→ Chapter "Safety Precautions for Pyrotechnic
Components".
- Disconnect the battery ground cable with the ignition turned
on. Refer to
→ Electrical Equipment; Rep. Gr.27; Battery; Battery,
Disconnecting and Connecting.
- Remove the center console trim panels. Refer to
→ Chapter "Center Console Trim Panel, Removing and Installing".
- Remove the nuts -arrows-.
WARNING
Before handling pyrotechnic components (for example,
disconnecting the connector), the person handling it
must "discharge static electricity". This can be done by
briefly touching the door striker pin, for example.
- Carefully lift the airbag control module
-1- from the threaded pins and
remove it.
- Disconnect the connectors -2 and 3-
by releasing the connector safety catch and securing clip on the
connector.
Installing
WARNING
- Follow all safety precautions when working on
pyrotechnic components. Refer to
→ Chapter "Safety Precautions for Pyrotechnic
Components".
- Before handling pyrotechnic components (for example,
connecting the connector), the person handling it must
"discharge static electricity". This can be done by
briefly touching the door striker pin, for example.
Install in reverse order of removal and note the following:
Note
Make sure the connectors are pushed in all the way and that
they engage audibly.
WARNING
- After every removal and installation of the Airbag
Control Module -J234-, the Guided Function "Inertial
sensor basic setting" must be performed.
- If the Airbag Control Module - J234- is replaced
with a new part, the basic setting within operation must
be performed using the "15 - Replace airbag control
module" program.
- If the Airbag Control Module - J234- is removed and
then the same one is reinstalled, perform the "Inertial
sensor basic setting" as described in the following:
- Connect the Vehicle Diagnostic Tester.
- Switch the ignition on.
- Select and start the Diagnostic
operating mode.
- Select the Test plan tab.
- Select the button Individual tests
and select the following tree structures one after the other:
- Body
- Body Assembly
- 01 - OBD-capable systems
- 15 - Airbag - J234
- 15 - Airbag, Functions
- 15 - Basic Setting
- 15 - Inertial Sensor Basic Setting
- Start the selected program and follow the instructions in
the display of the Vehicle Diagnostic Tester.
WARNING
Repairing pyrotechnic components (for example the
airbag and seat belt tensioner) incorrectly increases
the risk of unintentional deployments when the battery
is connected.
- The ignition must be on when connecting the battery.
- For personal safety when connecting the battery,
stay out of the deployment area of the airbag and
maintain a distance from the seat belt tensioners/seat
belts.
- Make sure that there are no other people inside the
vehicle at the time when the battery is connected.
- Connect the battery ground cable with the ignition turned
on. Refer to
→ Electrical Equipment; Rep. Gr.27; Battery; Battery,
Disconnecting and Connecting.
Note
- If the Airbag Indicator Lamp -K75- signals a fault after
installing, check the Diagnostic Trouble Code (DTC) memory,
erase it and check it again use the Vehicle Diagnostic Tester.
- The Airbag Control Module -J234- must be coded after
replacing it using the Vehicle Diagnostic Tester.
Installation notes, for example tightening specifications,
replacing components. Refer to
→ Chapter "Overview - Airbag Control Module".
READ NEXT:
Overview - Battery Interrupt Igniter
1 - Connector
For the Battery Interrupt Igniter -N253-
2 - Nuts
Tightening specification. Refer to
→ Electrical Equipment;
Overview - Driver Side Airbag
1 - Wiring Harness
For Driver Airbag Igniter -N95- and Driver Airbag Release Valve
Igniter -N490-
Replacing. Refer to
→ Chapter "Airbag Connector,
Overview - Front Passenger Airbag
1 - Connector
For Front Passenger Airbag Igniter 2 -N132-
2 - Connector
For Front Passenger Airbag Release Valve Igniter -N491-
3 -&n
SEE MORE:
General information
Applies to: vehicles with Audi adaptive cruise control
Depending on vehicle equipment, Audi adaptive
cruise control may consist of the following functions:
Within the limits of the system, the adaptive
speed and distance control assists the driver in
controlling the speed and the
Component Location Overview - Storage Compartment/Covers
1 - Sun Shade, Rear Window
Overview. Refer to
→ Chapter "Overview - Sun Shade, Rear Window".
2 - Luggage Compartment Roll Cover
Overview. Refer to
→ Chapter "Overview - Luggage Compartment Roll Cover".