A Beginners Guide to Auto Electrical Repair

In the video above, the reporter describes a new way of doing auto electrical repair for cars. With the reporter’s extensive experience gained over a long career working he focuses on diagnosing electrical components and dealing with car electrical systems. The reporter starts by featuring a whiteboard, emphasizing the importance of understanding electrical theory, particularly voltage, amperage, and resistance. This provides a solid foundation for an informative journey into electrical diagnosis in the automotive world.

Video Source

Moving on to the super basics, the reporter delves into the essential concepts of voltage, amperage, and resistance in cars. The explanation emphasizes the constant voltage of 12 volts in cars, introduces the relationship between the three factors, and highlights the significance of resistance in components. The video then explores series and parallel circuits, key elements in car electrical systems. The reporter explains the difference between the two circuits and their applications in cars, using examples like headlights and daytime running lights.

The discussion further extends to diagnosing electrical issues, emphasizing the importance of understanding the basics, checking voltages, and recognizing series circuits’ impact on voltage drops. The video concludes this with an illustration of a simple horn circuit to exemplify the flow of voltage and amperage, providing a foundation for comprehending the basics of car electrical systems.