Automotive relays course
Master automotive relays with hands-on tests, wiring diagnosis, and real fault tracing. Learn to pinpoint headlight and power issues, verify repairs with confidence, and explain clear repair decisions to customers—essential skills for every professional mechanic.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
The Automotive Relays Course gives you practical skills to quickly identify, test, and replace relays with confidence. Learn relay types, pin layouts, and standard terminal numbering, then move into safe removal, visual inspection, and bench testing with a multimeter and test light. You also practice on‑vehicle diagnosis, separating relay faults from wiring or control issues, and explaining clear repair options to customers.
Elevify advantages
Develop skills
- Diagnose relay circuits: pinpoint power, ground, and coil faults fast.
- Test relays with meter and test light: verify coil, contacts, and voltage drop.
- Perform safe relay service: inspect, swap, and replace without damaging circuits.
- Read relay diagrams: trace headlight power and control paths with confidence.
- Confirm repairs and report: document tests and explain findings clearly to customers.
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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