Do the battery terminal disconnection procedure, then wait for 3 minutes before starting work.

Remove the front seat assembly.

Remove the center pillar lower trim:

Disconnect the floor wire harness 4P connector (A) from the side impact sensor (first) (B).

Using a TORX T30 bit, remove the TORX bolt (C), then remove the side impact sensor (first).

Install the side impact sensor (first) with a new TORX bolt (A), then connect the floor wire harness 4P connector (B) to the side impact sensor (first) (C).

Do the battery terminal reconnection procedure.

After installing the side impact sensor (first) confirm proper system operation: Turn the ignition switch to ON (II); the SRS indicator should come on for 6 seconds and then go off.

Reinstall all removed parts.