Function Check Of Supply Pump (Hino Dx Ⅱ); Inspect The Pre Fuel Filter - Hino Motors HINO 155 series Workshop Manual

Function check of supply pump [HINO DX Ⅱ ]
3
Actual common rail pressure
Specified common rail pressure
222MP
The pressure limiter is
open reducing the pressure.
Starter (Engine starting)
Was any failure found?
Replace the supply pump, go to step 4.
4

Inspect the pre fuel filter

PRE FUEL FILTER
Was any failure found?
Replace the pre fuel filter element, and go to
step 5.
ENGINE (J05E)/TROUBLESHOOTING
Connect the vehicle to HINO DX Ⅱ .
1.
2. Set the starter key to the "ON" position.
3. Select [Engine].
4. Select [Actual common rail pressure] and [Target common rail
pressure] in [Data monitor and Active test].
Idling
5. Start the engine while checking the common rail pressure.
Hour
SHTS021270300158
The actual common rail pressure rises and stabilizes at a
constant value.
YES
1. Check the pre fuel filter.
• Has the replacement period expired?
• Is it dirty, damaged, or clogged?
• Is it a genuine Hino part?
SHTS021270300159
YES
Standard values
NO
Contact the TSM.
NO
Go to step 10.
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