Truck Electrical Systems Course
This course provides practical training on diagnosing and repairing truck electrical systems, covering 12V and 24V layouts, wiring diagrams, common faults like no-start issues, ABS warnings, HVAC problems, and lighting malfunctions, with emphasis on safe testing, ECU protection, and documentation.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
The Truck Electrical Systems Course gives you fast, practical training to diagnose and repair real truck issues. Learn layouts for 12 V and 24 V systems, use wiring diagrams and meters correctly, track down no-start clicks, ABS warning lamps, HVAC blower faults, and lighting problems. Master safe testing, ECU protection, corrosion prevention, and final verification so every repair is reliable and fully documented.
Elevify advantages
Develop skills
- Diagnose truck starting and charging faults fast using pro voltage drop tests.
- Trace and repair ABS warning light issues with scan data, sensors and wiring checks.
- Fix HVAC blower high-speed-only faults with resistor, relay and motor testing.
- Solve dim or intermittent truck lighting using vibration, ground and harness checks.
- Apply safe, ECU-friendly test methods and document high-quality electrical repairs.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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