How to Replace a Car Radio Fuse | It Still Runs Check the fuse diagram. To locate the radio fuse, refer to the owner's manual or the diagram on the reverse side of the fuse block cover. There will typically be a drawing of the fuse block that identifies fuses by function and amperage rating (15, 20, 25 or 30 amp fuses). Hyundai Sonata (2016) – fuse box diagram - Auto Genius 45 rowsHyundai Sonata (2016) – fuse box diagram Year of production: 2016 Instrument panel FUSE NAMEAMPERE RATING [A]PROTECTED COMPONENT9SPARE15Not UsedPOWER OUTLET15Cigarette Lighter & Power Outlet (Power Outlet)C/LIGHTER15Cigarette Lighter & Power Outlet (Cigarette Lighter)ACC10Audio, Power Outside Mirror SwitchSee all 45 rows on wwwgenius Fuse box Volkswagen Polo 9N - Fuses box diagram Locate fuse and relay. Fuse box diagram. Identifying and legend fuse box Volkswagen Polo 2002-2009. 1965 and 1966 mustang fuse box - location and guide This article will help you to locate the fuse box, seek out blown fuses, identify which fuse does what, and to replace the blown fuses with new ones with the correct amperage. It’s always wisest to disconnect your battery when you’re doing electrical work, but sometimes it happens anyway – whether you’re working on interior lighting, installing a radio or repairing the instrument cluster.