Electrical transmission or interconnection systems – Vehicle mounted systems – Automobile
Patent
1997-09-08
1999-06-15
Gaffin, Jeffrey
Electrical transmission or interconnection systems
Vehicle mounted systems
Automobile
307 102, 1231793, 340426, 34082531, B60R 2504
Patent
active
059125128
ABSTRACT:
An engine start control apparatus, includes a code storing device which stores a plurality of normal codes which indicate a normal vehicle key belonging to a vehicle and a key corresponding to the normal vehicle key, and an immobilizer which determines as to whether an inherent code input form one of a signal input device and an inherent code input device is included in the normal codes stored in the code storing device, and on the basis of the results of determination, the immobilizer controls permitting/prohibiting the starting of the engine. Therefore, when the normal code of the plurality of normal codes and the input inherent code match, the immobilizer permits the starting of the engine.
REFERENCES:
patent: 5184584 (1993-02-01), Cantrell
patent: 5555863 (1996-09-01), Kokubu
patent: 5612578 (1997-03-01), Drew
Automobile Technology Cases/Issuing No. 95603, Japan Automobile Manufacturers' Association Intellectual Property Session, Dec. 1, 1995.
Hayashi Kazuhiko
Masutani Takayoshi
Toyofuku Naoki
Gaffin Jeffrey
Kaplan Jonathan
Toyota Jidosha & Kabushiki Kaisha
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