Air Bag Control Module: Service and Repair

Airbag Control Module J234

Removing

When working on the airbag control module (J234) always not the safety guidelines when working on airbags, belt tensioners and battery cut-out units. Refer to => [ Airbag, Belt Tensioner and Battery Cut-Out Units, General Safety Precautions ] Airbag, Belt Tensioner and Battery Cut-Out Units, General Safety Precautions.

- Disconnect the battery.

- Remove footwell trim. Refer to => [ Footwell Trim ] Footwell Trim

• To provide a better overview, the adjacent components are only partially shown in the illustration.

- Grasp, from passenger side footwell out, with Hook for Front End (3370) behind catch - 1 - from connector - 2 -.

- Pull Hook for Front End (3370) outward and release securing mechanism from connector.

- Swing bracket - 3 - back - arrow - and disconnect bracket from control module - 4 -.

- Remove three nuts - arrows - (9 Nm).

- Remove the control module from the vehicle.






Installing

- Install in reverse order of removal.

- Switch on ignition.

Make sure no one is in the vehicle.

- Connect the battery.

- If the control unit was replaced, it must be coded. Adapting components (coding). Refer to => [ Components, Adapting ] Components, Adapting