Entering and leaving a motor vehicle freewheel running condition with internal combustion engine off

摘要

An automotive electronic control system for a motor vehicle is provided. The automotive electronic control system is designed to cause the motor vehicle to enter a freewheel running condition with internal combustion engine off if the automotive electronic control system determines, based on received quantities indicative of operative conditions of the motor vehicle, occurrence of a driver-performable action indicative of the will of the driver to enter a freewheel running condition with internal combustion engine off and occurrence at or within a given time from the occurrence of the driver-performable action and the maintaining for a given time of specific predetermined entry conditions. The automotive electronic control system is further designed to cause the motor vehicle to leave a freewheel running condition with internal combustion engine off if the automotive electronic control system determines, based on the received quantities, occurrence of at least one of specific predetermined exit conditions.