2011 Toyota Prius Owners Manual - Page 238

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. The fog lights can be used when the headlights are on low beam. Off On ITO23P109 ∗: If equipped 212 PRIUS_U (OM47685U) DVD