16. TROUBLESHOOTING
OVER HEATING OR OVER-COOLING
Ignition system
Improperly spark plug gap
Improper spark plug heat rang
Faulty igniter unit
Compression system
Heavy carbon deposit build-up
Improperly adjusted valve timing
Improperly adjusted valve clearance
Engine oil
Incorrect engine oil level
Improper engine oil quality (High viscosity)
Low engine oil quality
Brakes
Dragging brake