Control system for internal-combustion engine

Details Control system for internal-combustion engine Control system for internal-combustion engine

1994-02-04

1996-09-10

Nelli, Raymond A.

Internal-combustion engines

Engine speed regulator

Open loop condition responsive

F02D 700

Patent

active

055535810

ABSTRACT:
Disclosed is a control device for internal-combustion engine which is capable of detecting an abnormality in accelerator pedal angle sensors throughout a range of accelerator pedal angles and continuing operation even when an abnormality is detected. It includes a first accelerator pedal angle sensor for detecting an accelerator pedal angle, a second accelerator pedal angle sensor for detecting the accelerator pedal angle, and a minor selection device for selecting, as the accelerator pedal angle, a lower value of one of the outputs of the first accelerator pedal angle sensor and the second accelerator pedal angle sensor.

REFERENCES:
patent: 5235951 (1993-08-01), Taguchi et al.
patent: 5282450 (1994-02-01), Uchida et al.
patent: 5320076 (1994-06-01), Reppich et al.
patent: 5327865 (1994-07-01), Riehmann
patent: 5339782 (1994-08-01), Golzer et al.
patent: 5349932 (1994-09-01), Boverie et al.
patent: 5366424 (1994-11-01), Wataya

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