1. Disconnect the wire from the negative terminal («-») battery.
2. To remove facing of a threshold of a door.
3. Unscrew the lower anchor bolt and remove the lower trim of the B-pillar.
4. To turn away the top anchor bolt and to remove the top facing of the central rack.
5. Remove the top and bottom plates and the front seat belt mechanism.
6. Unscrew the two fixing bolts and remove the sensor by disconnecting the connector.
Install the new sensor in reverse order.
After installing the sensor, turn on the ignition on the dashboard, the control lamp should glow for 6 seconds, then go out. This indicates that the green sensor is done correctly.