See also:

Emission inspection readiness
What is an Onboard Diagnostic System (OBD II)? OBD II is part of your vehicle's computerized engine management system. It stores diagnostic information about your vehicle's emission control ...

Air vents in the dashboard
a Open b Closed c Horizontal airflow d Vertical airflow Direct the outer air vents toward the side windows to defrost. ...

Limitations
In certain situations, the BLIS indicator light(s) may illuminate even when there are no other vehicles in the area monitored by the system. NOTE If the BLIS indicator lights illuminate occas ...