233
CAUSE
ҮAir cleaner element contamination
ҮLack of capacity of air cleaner
ҮIncorrect intake valve clearance
ҮIntake ducts blcoked or deformed
ҮLeakage of turbo charged air
ҮMalfunction of turbo charger
ҮExhaust gas manifold blocked
ҮIncorrect exhaust valve clearance
ҮOverloaded
ҮExcessive engine oil
ҮPiston stuck by overheat
ҮMetal bearing burnt
ҮFuel quality poor
ҮWater mixed fuel
ҮFuel filter contamination
DESCRIPTION
Lack of intake air
Excessive exhaust
Pressure
Overload operation
Poor quality of fuel
REPAIR
Clean air cleaner or change
Change to genuine part
Adjust valve clearance
Change intake ducts
Check and repair leaking parts
Change turbo charger
Change exhaust manifold
Check or change
Unload to specified value
Extract oil to specified level
Change piston, piston ring and related
parts.
Change metal bearing
Use specified fuel
Clean fuel tank and remove water
Clean fuel filter or change