hotpoint wd440 flashing lights, whats wrong?

Hi i have a hotpoint waher dryer wd440, on and off for a couple of months it develops the same problem, three lights flash on and off, reduce crease, rinse hold, time saver. along with the on/off light, does anyone know whats wrong or how i can fix it please? i have 4 kids and the washing is piling up lol