The concept
This system issues a warning at speeds above approx. 40 mph/65 km/h if the vehicle is about to leave the lane on roads with lane markings. The steering wheel begins vibrating gently. The system does not provide a warning if the turn signal is set before leaving the lane.
See also:
Office
...
Declaration according to NHTSA/FMVSS 138 Tire Pressure
Monitoring Systems
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 i ...
Switching on automatically
Select transmission position R with the engine
running. ...