Want to see what my homemade 12v short finding automotive circuit breakers look like? I posted pictures of them here www.youfixcars.com Finding automotive electrical shorts that blow fuses can be time consuming. This video shows you a logical method you can use to hunt down wiring short circuits in your car. Also included is information about the inexpensive tools I use to save on replacement fuses. Using an automotive circuit breaker that is the same size as the fuse that is blowing can help isolate the shorted area.