Internal-combustion engines – Charge forming device – Having fuel vapor recovery and storage system
Patent
1996-03-05
1997-07-29
Moulis, Thomas N.
Internal-combustion engines
Charge forming device
Having fuel vapor recovery and storage system
F02M 3302
Patent
active
056513500
ABSTRACT:
A method of leak detection for an evaporative emission control system to determine if a leak is present in a portion of the system includes the steps of energizing a leak detection pump to close a canister vent control valve of the system and pressurize the system, and determining whether a possible pinched line of the system has occurred.
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Blomquist William B.
Dawson Gary D.
Hope Mark E.
Letcher John E.
Richardson Roland T.
Calcaterra Mark P.
Chrysler Corporation
Moulis Thomas N.
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