2012 Toyota Avalon Owners Manual - Page 164
2012 Toyota Avalon Manual
Page 164 highlights
2 -3 . Ope ra t ing t he light s a nd w indshie ld w ipe rs Fog light sw it ch The fog lights improve visibility in difficult driving conditions, such as in rain or fog. They can be turned on only when the headlights are on low beam. Type A OFF ON 182