Systems and methods for managing purge pathway pressure in turbocharged engines
Methods and systems are provided for operating an evaporative emissions system in a turbocharged engine. In one example, a method may include pulsing open a canister purge valve responsive to the turbocharged engine entering a boosted mode of operation. The canister purge valve may be opened for a d...
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Main Authors | , , , , , |
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Format | Patent |
Language | English |
Published |
28.05.2019
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Subjects | |
Online Access | Get full text |
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Summary: | Methods and systems are provided for operating an evaporative emissions system in a turbocharged engine. In one example, a method may include pulsing open a canister purge valve responsive to the turbocharged engine entering a boosted mode of operation. The canister purge valve may be opened for a duration long enough to close a check valve coupled between the canister purge valve and an intake of the engine. |
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Bibliography: | Application Number: US201715415575 |