1. Turn the ignition switch to the LOCK position.
2. Disconnect the negative battery cable and wait for 1 min or more.
3. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION.)
4. Remove the air cleaner box. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.)
5. Remove the air cleaner box tray. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.)
6. Remove in the order indicated in the table.
7. Install in the reverse order of removal.
8. Turn the ignition switch to the ON position.
9. Verify that the air bag system warning light illuminates for approx. 6 s and goes out.