Faulty wiring or defective wiper motors can cause excessive current flow, resulting in a blown fuse. The inside of a blown fuse will usually be black or the metal filament might be broken.This 242pc ATO & ATM Style Blade Fuse Set includes standard type fuses and mini type fuses of 11 ratings commonly found in most modern cars and trucks, with see-through cover for quick detection of blown fuses. Readily identifiable and easily replaced, this fuse can be specified for a variety of low voltage electronic applications. The set comes organized in a PVC storage case.Necessary accessories for electrical devicesFeatures and benefits Industry standard color coding for quick identification of amp rating Tin-plated zinc terminals for corrosion resistance and enhanced conductivity UL Recognized for use in low voltage control circuits Wide -40°C to +100°C operating temperature range meets the needs of extreme environments Lead free, halogen free and RoHS complaint Voltage Rating: 32VCovers 22 commonly used blade fuses– MEET YOU NEEDS! 110PCS Standard Fuse – 2 AMP Standard Fuse: 10pcs- 3 AMP Standard Fuse: 10pcs- 5 AMP Standard Fuse: 10pcs- 7.5 AMP Standard Fuse: 10pcs- 10 AMP Standard Fuse: 10pcs- 15 AMP Standard Fuse: 10pcs- 20 AMP Standard Fuse: 10pcs- 25 AMP Standard Fuse: 10pcs- 30 AMP Standard Fuse: 10pcs- 35 AMP Standard Fuse: 10pcs- 40 AMP Standard Fuse: 10pcs132PCS Small Fuse – 2 AMP Mini Fuse: 12pcs- 3 AMP Mini Fuse: 12pcs- 5 AMP Mini Fuse: 12pcs- 7.5 AMP Mini Fuse: 12pcs- 10 AMP Mini Fuse: 12pcs- 15 AMP Mini Fuse: 12pcs- 20 AMP Mini Fuse: 12pcs- 25 AMP Mini Fuse: 12pcs- 30 AMP Mini Fuse: 12pcs- 35 AMP Mini Fuse: 12pcs- 40 AMP Mini Fuse: 12pcs