Diesel Mechanic Course
Master every system in a diesel-powered vehicle, from fuel injection and turbochargers to air brakes and engine overhauls. This course gives you the hands-on knowledge and diagnostic skills that employers in trucking, construction, and fleet maintenance are actively hiring for. Get trained, get certified, and get to work.

4 to 360 hours of flexible workload
certificate valid in your country
What Will I Learn?
You will learn how diesel engines operate, how to diagnose faults using scan tools and pressure gauges, and how to service fuel, lubrication, cooling, and electrical systems. The course covers turbochargers, emissions controls, manual and automatic gearboxes, air brakes, and suspension components. You will also perform complete engine teardowns and rebuilds using precision measuring instruments. Advanced modules introduce hydraulic systems, telematics, and emerging technologies like diesel-electric hybrids. By the end, you will be prepared to pass industry certification exams and enter the workforce as a qualified diesel technician.
Elevify Advantages
Develop Skills
- Fuel System Diagnosis: Identify and repair common rail and mechanical injection faults accurately.
- Air Brake Service: Inspect, adjust, and test heavy-duty air brake systems to specification.
- Engine Overhaul: Disassemble, measure, and reassemble diesel engines to factory tolerances.
- Electrical Fault Isolation: Read wiring diagrams and diagnose sensors, actuators, and ECM circuits.
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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