Exhaust tuning system and method
Methods and systems are provided for adjusting a position of an exhaust valve that regulates engine exhaust noise. In one example, the position of the exhaust valve is adjusted according to a road grade estimate. The road grade estimate may be based on a vehicle's present position on a road or...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
01.03.2022
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Subjects | |
Online Access | Get full text |
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Summary: | Methods and systems are provided for adjusting a position of an exhaust valve that regulates engine exhaust noise. In one example, the position of the exhaust valve is adjusted according to a road grade estimate. The road grade estimate may be based on a vehicle's present position on a road or a position that is a distance away from the vehicle's present position. |
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Bibliography: | Application Number: US202016749259 |