Subaru Impreza Manuals 2018 Impreza Owner's Manual | Page 235
3-92 Instruments and controls/Horn Horn S03AR To sound the horn, push the horn pad.
Subaru Impreza Manuals 2018 Impreza Owner's Manual | Page 234
Subaru Impreza Manuals 2018 Impreza Owner's Manual | Page 236