Collecting information about the fault, 

Analyzing the problem and developing a theory, 

Developing a test plan, Carrying out the repair, 

and Verifying the repair fixed the fault. 

"Major" signifies a more comprehensive and extensive maintenance service, usually including a thorough inspection of various systems and potential replacement of worn parts, while "Minor" refers to a basic maintenance check-up, typically involving oil changes, fluid level checks, and basic component inspections, performed more frequently than a major service; essentially, a major service is a deeper and more involved inspection compared to a minor service.

This service involves replacing the clutch plate and pressure plate in a vehicle. 

It may also include checking the clutch pedal, cable, or hydraulic system.