See also:

PCS (Pre-Collision System)
When the radar sensor detects an unavoidable frontal collision, safety systems such as the brakes and seat belts are automatically engaged in an attempt to lessen damage. Pre-collision seat belts ...

Seat belts
Make sure that all occupants are wearing their seat belts before driving the vehicle. Correct use of the seat belts Extend the shoulder belt so that it comes fully over the shoulder, but does ...

Emission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system. If the malfunction indic ...