| Components |

| 1. Surge tank | 2. VIS actuator |
Removal and Installation 1. Disconnect the battery "-" terminal from the trunk room. 2. Remove the engine cover. (Refer to Engine And Transaxle Assembly - "Engine Cover") 3.
Removal and Installation 1. Disconnect the battery "-" terminal from the trunk room. 2. Remove the engine cover. 3. Remove the engine room cover.
Inspection 1. Ignition "ON". 2. Turn on the head lamp switch. 3. Check that the aim of the head lamp changes smoothly when the head lamp leveling device switch is turned on. 4. If it does not operate well, check the connector and terminals to make sure that they are connected.
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the rear bumper. (Refer to Body - "Rear Bumper") 3. Remove the BSD unit (A) after loosening the mounting nuts. Take care not to separate the bracket from rear bumper when removing the BSD sensor.