Electronic Fuel Injection Course
This course offers hands-on training in diagnosing and repairing EFI system issues like rough idling, hesitation, excessive fuel use, and check engine lights, covering sensors, fuel trims, injectors, scan tools, wiring, ECU evaluation, and reporting for improved performance and efficiency.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
The Electronic Fuel Injection Course provides quick, hands-on training to diagnose and repair rough idling, hesitation, excessive fuel consumption, and sporadic check engine lights. You will learn the basics of EFI, testing sensors and injectors, checking fuel pressure, using scan tools, interpreting fuel trims, verifying wiring and grounds, evaluating the ECU, and producing clear reports to confirm fixes, enhance vehicle performance, and improve fuel efficiency confidently.
Elevify advantages
Develop skills
- EFI sensor diagnostics: test MAF, MAP, TPS, ECT, and O2 quickly and accurately.
- Fuel trim mastery: read, reset, and adapt short- and long-term trims with confidence.
- Injector and fuel system checks: evaluate flow, leaks, pressure, and pulse width fast.
- Scan tool and scope use: capture PIDs, freeze frame, and waveforms for clear answers.
- Wiring and ECU fault tracing: verify grounds, pinouts, and intermittent issues reliably.
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 workloadWhat our students say
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