| Description |



Description The amount of exhaust emissions (CO, HC, NOx) is controlled by a combination of engine modifications and special control components. The basic system control is composed of the combustion chamber, intake manifold, camshaft and ignition system.
Removal (Refer to Engine Mechanical System - "Exhaust Manifold") Installation (Refer to Engine Mechanical System - "Exhaust Manifold")
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.
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the intake actuator connector. 3. Verify that the intake actuator operates to the fresh position when connecting 12V to terminal 3 and grounding terminal 4. Verify that the intake actuator operates to the recirculation position when connected in reverse.