ENGINE (J05E)/TROUBLESHOOTING
2–561
Check the injection quantity and the rotational fluctuation.
1.
Start the engine
2.
Select [Injection quantity] from the [Data monitor and Active test]
and measure the amount of fuel injection.
3.
Select [Engine revolution] from the [Data monitor and Active test]
and measure the rotational fluctuation.
NO
YES
12
Inspect the injector
SHTS021270300511
E
n
gi
n
e
Ne
(r/min)
NE Rotational fluctuation
@1,500 r/min (measurement by HINO DX II)
SHTS021270300512
Measurement conditions
Engine revolution: 1,500 r/min No-load,
T/M shift lever: Neutral position,
A/C off and Air compressor un-operating.
Engine coolant temperature: more than 80
C {176
F}
Standard values
Type of
AT
Q (mm
3
/st)
5.0q
Do the measurements meet the standard value?
(Both the injection quantity and the rotational fluctuation are within the standard values)
Go to step 13.
Replace the injector.
Perform "After-inspection work" of INFOR-
MATION section.