Volts, Amps, Ohms and Watts: The Water Analogy, Done Properly

The Basics
- Volts, Amps, Ohms and Watts: The Water Analogy, Done Properly
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- Where the Amps Come From: Alternators, Batteries and the Idle Problem
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Getting Power There
- Wire: Why the Jacket, the Gauge and the Length All Matter
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- Fuses and Breakers: The Fuse Protects the Wire
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- Relays, Diodes, Timers and the Rise of the PDM
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Making Connections
- Connections: Solder, Crimp, Lever Nuts and Sealed Plugs
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- Grounds: The Half of the Circuit Nobody Photographs
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- Protecting and Routing: Where Wire Is Allowed to Go
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Data & Diagnostics
- Labels and the As-Built: Writing It Down for the Next Technician
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- Data Lines: CAN, Gateways, Twisted Pair and Coax
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- Meters and Diagnosis: Two Modes, Four Numbers and One Habit
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- The Wrong Way: A Hall of Shame, and Why Each One Happens
  - Quiz
Certification
- Certification exam: 12-Volt Electrical Fundamentals