- Basic Information
- RPM stands for Revolutions Per Minute and indicates engine speed
- Higher RPM means higher engine power
- RPM is crucial for manual transmission cars
- Performance Impact
- RPM affects fuel consumption directly
- Normal highway RPM range is 1500-2000 rpm
- Diesel engines idle at 750 rpm, petrol engines at 6000 rpm
- Manual Transmission Usage
- RPM helps determine when to change gears
- Early gear changes prevent engine damage
- RPM monitoring ensures smoother speed changes
- Automatic Transmission
- Automatic transmission automatically adjusts gears
- Gentle acceleration maintains lower gears
- RPM monitoring helps optimize performance
- RPM Fluctuation
- Can occur due to worn spark plugs or vacuum leaks
- May result from clogged carburettors or fuel injectors
- Can be fixed by checking various engine components
- Professional diagnosis recommended for complex issues