Automotive relays course
This course equips you with practical expertise in automotive relays through hands-on testing, wiring diagnostics, and fault tracing. Learn to quickly spot issues in headlights and power systems, confirm fixes reliably, and clearly explain repairs to customers—key abilities for any skilled mechanic in the field.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
Gain hands-on skills to identify, test, and replace automotive relays confidently. Master relay types, pin configurations, terminal numbering, safe removal, visual checks, bench testing using multimeters and test lights, on-vehicle diagnostics to isolate relay problems from wiring or control faults, and communicating repair solutions to customers effectively.
Elevify advantages
Develop skills
- Diagnose relay circuits swiftly by identifying power, ground, and coil problems.
- Test relays accurately using multimeters and test lights to check coils, contacts, and voltage.
- Carry out safe relay maintenance including inspection, removal, and replacement without circuit damage.
- Interpret relay wiring diagrams confidently to follow power and control paths.
- Verify repairs thoroughly and report findings clearly to customers.
Suggested summary
Before starting, you can change the chapters and 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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