Inspect The Injector - Hino Motors HINO 155 series Workshop Manual

11

Inspect the injector

NE Rotational fluctuation
@1,500 r/min (measurement by HINO DXII)
Do the measurements meet the standard values? (Are both injection quantity and engine speed
fluctuation within the standard values?)
Go to step 12.
ENGINE (J05E)/TROUBLESHOOTING
Check the injection quantity and the rotational fluctuation.
1. Start the engine.
2. Select [Injection quantity] from [Data monitor and Active test] on
HINO DX Ⅱ and measure the fuel injection quantity.
SHTS021270300435
3. Select [Engine revolution] from [Data monitor and Active test] on
HINO DX Ⅱ and measure the engine speed fluctuation.
Engine speed: 1,500 r/min
No-load, Neutral, A/C off and Air compressor un-operating
Engine coolant temperature: more than 80 C {176 F}
SHTS021270300436
YES
Measurement conditions
Standard values
Type of
AT
Replace the injector.
Perform "After-inspection work" of INFOR-
MATION section.
2–475
3
Q (mm /st)
5.0q
NO