We may receive a commission on purchases made from links. Electrical diagnostic work is one of the most challenging parts of automotive repair. It can be incredibly daunting for beginners or DIY ...

Don’t worry, it’s not just you. Everyone dropped their first, or likely fortieth, F-bomb when their dad had them hold the spark plug while he hit the kickstarter on their dirt bike. While it might ...

In this video, learn to test spark plugs and ignition coils for a BMW using a specialized test kit. Discover how to identify a faulty spark plug, ignition coil, or wiring without a multimeter. FEMA ...