| Chapter 9 | Principles of Electricity and Electrical Circuits |
| Chapter 10 | Electrical Circuits and Circuit Protection |
| Chapter 11 | Electrical Test Instruments |
| Chapter 12 | Batteries and Battery Services |
| Chapter 13 | Electric Motors |
| Chapter 14 | Starting Systems |
| Chapter 15 | Charging Systems |
| Chapter 16 | Electrical Sensors, Sending Units, and Alarm Systems |
| Chapter 17 | Electrical Instrumentation and Alarm Systems |
| Chapter 18 | Principles of Machine Electronic Control Systems and Signal Processing |
| Chapter 19 | Onboard Networks Systems |
| Chapter 20 | Onboard Diagnostic Systems |
| Chapter 21 | Automated Machines, Telematics, and Autonomous Machine Operation |