How Do You Reset The ECU (Service Engine Soon Light) On A Nissan Altima?
You’ve fixed whatever issue was causing your Service Engine Soon light to come on, however, you can’t seem to figure out how to reset the ECU so that the light shuts off. It’s much easier than you’d think to reset so read on. Turn the ignition key to the on position (do not start the car, though) and wait exactly three seconds. After waiting for three seconds, push the accelerator pedal all the way to the floor and release 5 times within 5 seconds. Wait EXACTLY seven seconds. Push the accelerator pedal all the way to the floor and hold for ten seconds. At this point the SES light should start flashing the error codes that are stored in the system and you can release the pedal. If you only get five slow flashes or no flashes at all, then your timing was off on one of the above steps and you should start over. Now to clear the codes, push the pedal back down all the way to the floor and hold for at least ten seconds. The light will continue to flash and there’s no indication that the cod
