Note. Be careful as the side impact sensor is mounted on the front side door guide channel support.
Remove mounting bolts (2) bracket for the guide groove of the front side door.
Disconnect the side impact sensor wiring (3) from the front side door guide groove bracket.
Remove the front side door guide groove bracket and side impact sensor.
Replace the front door guide groove bolt. When installing, tighten the guide groove bracket mounting bolts to 6.5 Nm to the required torque.