How do I reset the oil light in a 2012 Toyota Prius C?

To reset the oil light on a 2012 Toyota Prius c You will need to press the odometer reset button while the vehicle is in the on position, then turn the engine off, continue holding the button, then cycle the vehicle on again to clear it -- note -- if message illuminates when You start the engine the system did not reset. Repeat the process. The oil light is very important for You vehicle as it reminds You when You will need an oil change. Oil changes are one of the most important fluids that need to be changed because they keep the engine lubricated thus avoid any major problems with the cylinder, pistons, or possible engine seizure. Over time if the engine is hot and not lubricated the pistons will warp the cylinders and make the engine very sluggish.