The expansion valve atomizes the streaming refrigerant and
controls the flow quantity so that the vapor is gaseous only at
the evaporator outlet, depending on the heat transmission.
Note
Be sure to use the correct part number when replacing the
expansion valve. Refer to the Parts Catalo
Applies to: vehicles with Audi pre sense front
Audi pre sense front provides the same scope of
functions as Audi pre sense city, with a few exceptions. The system has an
extensive
field of view due to additional sensors that
are installed. Because of this, vehicles that are
braking or traveling sig