EGR system testing device

Details EGR system testing device EGR system testing device

1993-11-05

1995-04-18

Chilcot, Jr., Richard E.

Measuring and testing

Simulating operating condition

Marine

324546, G01M 1900, G01R 3106

Patent

active

054068363

ABSTRACT:
An exhaust gas recirculation (EGR) valve testing device is provided in a configuration to be utilized with a variety of motor vehicles. The portable device is adaptable, through a collection of interchangeable wiring harnesses, for connection to a wide variety of vehicles of various manufacture. A plurality of independent EGR solenoids may be selectively operated and tested by the selective operation of a plurality of switches incorporated in the invention. Operation of the invention also provides visual feedback of the position of the EGR solenoid pintle. The invention is also equipped with external signal outputs for operating external test devices.

REFERENCES:
patent: 4402217 (1983-09-01), Migashiyama
patent: 4794790 (1989-01-01), Margarit-Metaxa et al.
patent: 5103655 (1992-04-01), Kano et al.
patent: 5137004 (1992-08-01), Takahata et al.
patent: 5140961 (1992-08-01), Sawamoto et al.
patent: 5152273 (1992-10-01), Ohuchi
patent: 5153522 (1992-10-01), Sano
patent: 5154156 (1992-10-01), Ohuchi
patent: 5168238 (1992-12-01), Larance
Cardone On-Car Electronic Circuit Analyzer advertisement, p.A137, Motor Magazine, Oct. 1993.
Snap-On Tools catalog 1991-92, pp. 360,363.

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