See also:

When Should an Airbag Inflate?
Frontal airbags are designed to inflate in moderate to severe frontal or near frontal crashes to help reduce the potential for severe injuries, mainly to the driver's or front outboard passeng ...

High-Beam On
The high-beam on light comes on when the high-beam headlamps are in use. See Headlamp High/Low-Beam Changer  for more information. ...

Weight of the Trailer
How heavy can a trailer safely be? It should never weigh more than 1,000 lbs (454 kg). But even that can be too heavy. It depends on how the rig is used. For example, speed, altitude, road grade ...