Ignition timing control system for an automotive engine

Details Ignition timing control system for an automotive engine Ignition timing control system for an automotive engine

1985-07-22

1987-10-06

Lall, Parshotam S.

Boots, shoes, and leggings

123489, F02P 514

Patent

active

046987657

ABSTRACT:
A system is provided for updating data stored in a table at a steady state of an engine in accordance with a feedback signal of an O.sub.2 -sensor. When an updated data is exceeds a predetermined upper or lower limit value, the ignition timing of the engine is adjusted.

REFERENCES:
patent: 4376428 (1983-03-01), Hata et al.
patent: 4377996 (1983-03-01), Yamaguchi
patent: 4461261 (1984-07-01), Isomura et al.
patent: 4508075 (1985-04-01), Takao et al.
patent: 4510910 (1985-04-01), Ninomiya et al.
patent: 4644920 (1987-02-01), Abe et al.

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