| 摘要 |
PROBLEM TO BE SOLVED: To prevent a vehicle from being easily stolen even though door unlocking and ignition start can be performed by different ID codes from each other and door ID code is copied by the above. SOLUTION: If a driver or the like lightly pulls a door knob while putting a wireless card 2 near to a motor vehicle, a wireless signal including a door ID code is transmitted from the wireless card 2, a door actuator drive signal is output from a reader device 3, also when a driver or the like gets in the vehicle and inserts the wireless card 2 to a card inserting hole provided at an instrument panel, a wireless signal including ignition ID code is transmitted from the wireless card 2 and the reader 3 outputs an engine start permission signal. |
