THE SUN VISOR REPEATEDLY FLOPS DOWN OBSCURING THE DRIVER'S VIEW. THE VISOR WILL NOT STAY IN THE "UP" POSITION. ALSO WHEN ENTERING THE VEHICLE, IF THE VISOR IS IN THE VERTICAL POSITION, I.E. NOT UP WHERE IT SHOULD BE, THE DRIVER WILL HIT HIS/HER HEAD ON THE EDGE OF THE VISOR. THIS ISSUE IS NOT NEW TO THIS VEHICLE, THERE HAS BEEN A RECALL FOR EARLIER YEAR MODELS AS WELL AS OTHER TOYOTA MODELS AS WELL.