The Federal Clean Air Act – U.S.

The Federal Clean Air Act requires vehicle manufacturers to furnish written instructions to the ultimate purchaser to assure the proper servicing and function of the components that control emissions. These services, which are listed in the "Warranty and Service Records Information booklet," are not covered by the warranty. You will be required to pay for labor and material used.
See also:
Fault tracing and actions
If the message Windscreen Sensors blocked is displayed, this means that the camera
is obscured and cannot detect pedestrians, vehicles or road marker lines in front
of the vehicle.
This, in turn, ...
Cargo area cover
...
Recirculation/air quality system
Recirculation
This function can be used to
shut out exhaust fumes,
smoke, etc., from the passenger
compartment. The air in
the passenger compartment
is then recirculated, i.e., no air
f ...
