Impact Sensor: Service and Repair

Side Impact Sensor

WARNING: Read the Safety and handling directions before starting work.

To remove







1. Ignition switch in the OFF position.
2. Remove the door trim.
3. Carefully remove the moisture barrier.
4. Drill out the rivets and clean out the metal chips.







5. Lift the side impact sensor out of the door.
6. Unplug the connector from the side impact sensor.

To fit







1. Plug the connector into the side impact sensor.

WARNING:
- Always use pop rivets designed for plastic, part number 44 81 834.
- Make sure the connector is face down.

2. Fit the side impact sensor with pop rivets in its original position in the door.
3. Fit the moisture barrier.

IMPORTANT: Check that the water barrier seals against the inner door panel and make sure that it is not damaged.

4. Fit the door trim. See To fit Door trim, front door or To fit Door trim, CV.







5. Switch the ignition on and check the SRS system and control module with the diagnostic tool as follows:
Connect the diagnostic tool to the diagnostic socket under the dashboard. Clear any diagnostic trouble codes that are present.
Switch the ignition off and on again. Wait for at least 2 minutes with the ignition on.

Check whether a diagnostic trouble code is shown:

If a diagnostic trouble code is shown:
Carry out the relevant fault diagnosis as described under the respective DTC.

If no diagnostic trouble code is shown:
The installation is successful. Disconnect the diagnostic tool.