Method for pre-ignition control in a pre-delivery phase
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United States of America Patent
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Jan 30, 2018
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N/A
app pub date -
Jun 1, 2017
filing date -
Nov 21, 2014
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Abstract
Various systems and methods are described for controlling spark plug fouling and pre-ignition in a newly manufactured vehicle. One method comprises, during a pre-delivery phase of the newly manufactured vehicle including an engine, operating the engine with a first setting for air/fuel ratio to reduce spark plug fouling, and adjusting the first setting of the air/fuel ratio responsive to pre-ignition.
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