See also:

Tire Pressure Monitoring System (TPMS) (if so equipped)
Each tire, including the spare (if provided), should be checked monthly when cold and inflated to the inflation pressure recommended by the vehicle manufacturer on the vehicle placard or tire ...

Reporting safety defects
For USA If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administratio ...

How to read the displayed lines
Lines which indicate the vehicle clearance and distances to objects with reference to the bumper line A are displayed on the monitor. They are indicated as reference distances to objects. The li ...