Nope. That just confirms that the spark plug fires in open air. It doesn’t mean the ignition coil is strong enough to fire ...

In this video, I’ll show you exactly how to test your BMW spark plugs, ignition coils, and coil wiring without needing a ...

The circuit is a classic, but we love the resourcefulness shown. The ignition coil comes from a three wheeler, the primary power supply is a ATX supply from a computer and the oscillator is ...