Method for preventing engine stall by IG key misoperating during vehicle driving

摘要

The present invention relates to a method of preventing starting off when the ignition key mishandling while driving, while driving the engine ECU If you received the ignition key off signal, the current vehicle speed, shift speed, engine speed, it is determined that the ignition key off of the accelerator pedal pressed amount of information by independent mishandling and driver intentions to enter into limp home mode and power performing a control operation for a certain period of time to maintain the latch operation, and also relates to a method for preventing the time of starting off the ignition key while driving an erroneous operation, and if the ignition key is configured to erroneous operation occurs three times or more, and exhibit a failure code storage. ; According to the present invention, while driving, even if the ignition key is turned off abnormally, engine starting operation can be switched off to prevent the risk of a sudden, while driving suddenly lock or handle such risks are not properly handle operation can be prevented, and the effect that after the ignition key is able to prevent the additional five are operated by the ignition key so easy to see that there were erroneous operation from the stored fault codes.