Hino Motors HINO 155 series Workshop Manual page 447

Select the cylinder to deactivate
Injection is stopped when OK is selected.
SHTS021270300375
Did you find the engine sound different?
YES
(One out of A to D is abnormally loud or the
same as α)
Replace the injector
Perform "After-inspection work" of INFOR-
MATION section.
ENGINE (J05E)/TROUBLESHOOTING
4. Stop injection for cylinder No. 1 and check the engine sound. (The
sound at this time shall be A.) Stop the test after checking.
HINT
During the test, the engine tries to maintain the original four-cylin-
der speed, but using only three cylinders, so that the sound A
becomes larger in comparison with the sound α. (No abnormality.)
5. Sequentially stop the injection for cylinders No. 2, No. 3 and No. 4
in the same way as for a cylinder.
No. 1. (The measure sounds shall be B, C and D respectively.)
HINT
• When the difference in the sound is difficult to detect, repeat
steps 4 and 5.
• If the sound of A – D is the same of α, always check for a com-
munication problem.
NO
Comparison of the sounds A to D shows no
clear difference
Procedure completed.
Perform "After-inspection work" of INFOR-
MATION section.
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