Internal combustion engine control apparatus

Internal-combustion engines – Charge forming device – Fuel injection system

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123416, 123483, 123494, F02D 3702

Patent

active

044508158

ABSTRACT:
An internal combustion engine control apparatus comprises sensors for sensing operation parameters of an internal combustion engine, a control unit for controlling the operation of the internal combustion engine based on the operation parameters sensed by the sensors, and a control circuit operative, when one of the sensors or the control unit fails, to generate one of predetermined signals indicating a plurality of predetermined operation conditions in accordance with a current operation condition to continue the operation of the internal combustion engine in accordance with the generated predetermined signal.

REFERENCES:
patent: 3834361 (1974-09-01), Keely
patent: 3911872 (1975-10-01), Hughes
patent: 4245315 (1981-01-01), Barman et al.
patent: 4317437 (1982-03-01), Lindgren
patent: 4370962 (1983-02-01), Hasaka

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