An ignition coil is a crucial component of a vehicle’s ignition system, responsible for converting the battery’s low voltage into the high voltage needed to ignite the fuel-air mixture in the engine.

If you were to ask a random Hackaday reader what their most fundamental piece of electronic test equipment was, it’s likely that they would respond with “multimeter”. If you asked them to produce it, ...

When your car doesn’t start, often a low or dead battery is the culprit. Unfortunately, most vehicle owners do not check their battery until it fails. As preventative maintenance, the suggested best ...

While using a digital multimeter to diagnose electrical problems on customers’ equipment, I frequently hear the comment, “I’ve got one of those multimeter things, but I never learned how to use it.” ...

How to Test a Contactor is a critical procedure in diagnosing and ensuring the reliability of electrical systems, especially in air conditioning and heating applications. When they fail, they can ...