Hino Motors HINO 155 series Workshop Manual page 438

2–402
3
Inspect the fuel line
Fuel filter
Pre fuel
filter
Was any failure found?
Repair or replace the faulty part.
Go to step 4 after repair or replacement.
ENGINE (J05E)/TROUBLESHOOTING
1. Check that the fuel line has no leaks or clogging.
<Main inspection locations>
- Entry of foreign matter into the fuel tank
- Fuel hose breakage, collapsing, looseness
- High-pressure pipe breakage, collapsing, looseness
A return line from the fuel filter
Supply pump
Fuel tank
YES
Common rail
Injector
Suction line
Positive pressure line
High pressure line
Return line
NO
Go to step 4.
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