Automotive relays course
This course equips you with essential skills to master automotive relays through practical testing, wiring diagnostics, and fault isolation. Learn to quickly diagnose headlight and power relay issues, perform accurate tests with multimeters and lights, ensure safe servicing without circuit damage, verify fixes reliably, and clearly explain repairs to customers—vital for professional mechanics handling everyday vehicle electrical challenges.

4 to 360h flexible workload
certificate valid in your country
What will I learn?
Gain hands-on expertise in identifying, testing, and replacing automotive relays confidently. Master relay types, pin configurations, terminal numbering, safe extraction, visual checks, bench testing using multimeters and test lights, on-vehicle diagnostics to distinguish relay failures from wiring or control problems, and communicating repair solutions effectively to customers.
Elevify advantages
Develop skills
- Diagnose relay circuits by rapidly identifying power, ground, and coil faults.
- Test relays using multimeters and test lights to check coils, contacts, and voltage drops.
- Conduct safe relay maintenance including inspection, replacement, and circuit protection.
- Interpret relay wiring diagrams to trace headlight power and control circuits confidently.
- Validate repairs with documentation and communicate 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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