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 headliner. (See HEADLINER REMOVAL/INSTALLATION [4SD, 5HB].) (See HEADLINER REMOVAL/INSTALLATION [WGN].)
4. Remove in the order indicated in the table.

5. Install in the reverse order of removal.
6. When the ignition switch is turned to the ON position verify that the air bag system warning light illuminates for approx. 6 s and goes out.
1. Using a flathead screwdriver, pry out the connector's stopper plate.
2. Disconnect the connector.
1. Pass the curtain air bag module harness through the hole in the body.