The meter displays the difference in voltage between the two points. A perfect wire will show close to 0.0 volts of drop.
Many technicians approach electrical troubleshooting with fear. They look at a massive wiring diagram and see an impossible maze. Dan Sullivan’s philosophy strips this fear away by focusing on one immutable truth: electricity follows strict, predictable laws of physics. fundamental electrical troubleshooting dan sullivan
By mastering the foundational concepts of voltage, resistance, and current, any technician can approach a broken vehicle with complete confidence. The Core Philosophy: Simplicity Over Complexity The meter displays the difference in voltage between
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However, a few technical omissions become apparent when the book is measured against modern practice:
