Patent ID: 8977478
Filing Date: 2015-03-10
Classification: F02D

Abstract:
1. A method of setting a control parameter in an automobile engine, said method comprising: inputting into an engine control unit a first set of data from a sensor while the control parameter is set to a default state; calculating a first value, based on the first set of data, indicative of a first level of correction required by the engine control unit to maintain a predetermined combustion level; changing the control parameter from the default state to an alternate state; inputting into the engine control unit a second set of data from the sensor; calculating a second value, based on the second set of data, indicative of a second level of correction required by the engine control unit to maintain the predetermined combustion level; comparing the first value to the second value; and setting the control parameter to either the default state or the alternate state based on the result of the comparison.