5 -22
5-10. General maintenance (When required)
(1) Air-bleeding from Fuel system
z The air in the fuel system may cause weak injection and the failure of engine start or stop. To prevent
such failures, bleed the air from the fuel system.
▶ When replacing fuel filter only, air-bleeding from fuel injection pipe is not
necessary.
Notice
① Air-bleeding from Fuel Filter
1. Disconnect the fuel hose ① from the fuel filter for
a while.
2. If the bubble dose not come out from the filter,
the Air-bleeding is completed,
connect the hose to the filter again.
Fuel tank
Fuel injection
nozzle
Fuel injection
pump
Fuel filter
Fuel injection pipe
Fuel tank
(Return)
Fuel filter
Hose ①
Fuel tank
Injection pump