Attached table: the inspection and removal of fault when engine
starts soon stops
3.3 Insufcient Output
Cause Remedy
Fuel lter clogged
Dismantle and clean away dirt and water
replace the lter element if necessary
Air entered into the
fuel system
Check fuel pipe and sealing of the connector
tighten air venting bolt, and drain off the air
Supply pump doesn’t
work
Check piston and valve of supply pump clean
and repair
Poor quality of fuel Clean fuel lter and renew fuel
Idling speed is too low Readjust it
● Check whether low pressure fuel passage and quality of fuel are
normal. Come into next step if normal.
● Check whether air lter element, air inlet pipe and turbocharger are
normal. Come into next step if normal.
● Check whether valve clearance is normal. Come into next step if
normal.
● Check whether air exhaust pressure is too high. Come into next
step if normal.
● Contact professional maintenance personnel from professional
maintenance station to check for you.
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