Patent ID: 6173697
Filing Date: 2001-01-16
Classification: F02D,Y02T

Abstract:
A fail-safe system for an engine of a vehicle, comprising:a device for causing the engine to generate an engine power output;a detector for detecting an operational condition of said causing device so as to generate a detection signal representative of the operational condition; anda control unit programmed to carry outjudging that an abnormality arises in said causing device, in accordance with the detection signal from said operational condition detector, so as to make a first judgment result,putting said causing device into a fail-safe condition upon said first judgement result being made,judging that a command for releasing the fail-safe condition is provided, so as to make a second judgment result,judging that the vehicle is in a stopping condition, so as to make a third judgment result, andreleasing the fail-safe condition for said causing device upon both said second and third judgment results being made.