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