A customerized driving environment setting system in which a portable memory
card
having multiple setting data stored therein is insertable into a card reader/writer
on a motor vehicle and a motor vehicle wireless download device is controlled to
download updated data from a remote customs service center wirelessly for updating
the setting data of the portable memory card. Accessing of the card reader/writer
to the portable memory card enables the user to set the accessories of the motor
vehicle subject to the setting data of the portable memory card quickly, and to
update the setting data of the portable memory card wirelessly. The user can carry
the portable memory card to the repair shop, information station, and home computer
to update the setting data anytime and anywhere.