Diagnosis device for an internal combustion engine exhaust gas r

Details Diagnosis device for an internal combustion engine exhaust gas r Diagnosis device for an internal combustion engine exhaust gas r

1988-01-28

1989-05-02

Wolfe, Willis R.

Internal-combustion engines

Charge forming device

Crankcase vapor used with combustible mixture

36443106, F02M 2506

Patent

active

048258415

ABSTRACT:
A diagnosis device of an exhaust gas recycling device of an internal combustion engine checks operating conditions of the engine and determines whether the engine is operating with performance of exhaust gas recycling based upon the checked conditions by modifying them according to atmospheric pressure.

REFERENCES:
patent: 4375800 (1983-03-01), Otsuka et al.
patent: 4433666 (1984-02-01), Masaki et al.
patent: 4461263 (1984-07-01), Hasegawa
patent: 4541398 (1985-09-01), Kishi
patent: 4665882 (1987-05-01), Otobe
patent: 4690120 (1987-09-01), Egle
patent: 4715348 (1987-12-01), Kobayashi et al.

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