ENGINE (J05E)/TROUBLESHOOTING
2–615
INSPECTION PROCEDURE: P05F1
1.
Check the air cleaner element for dirt, clogging, or damage.
2.
Make sure the element is a Hino genuine part.
NO
YES
1.
Check the intake hose and verify that there are no disconnections,
clogging, punctures, or cracks.
2.
Check the breather hose and verify that there are no disconnec-
tions, clogging, punctures, or cracks.
3.
Check the intercooler hose and verify that there are no disconnec-
tions, clogging, punctures, or cracks.
NO
YES
1.
Check the installation of the air flow sensor.
2.
Make sure there is no dirt, damage or clogging in the sensing unit
of the air flow sensor.
NO
YES
1
Inspect the air cleaner element
Was any failure found?
Clean or replace the air cleaner element.
Perform "After-inspection work" of INFOR-
MATION section.
Go to step 2.
2
Check the air intake system
Was any failure found?
Repair or replace the intake system hoses.
Perform "After-inspection work" of INFOR-
MATION section.
Go to step 3.
3
Inspect the air flow sensor
Was any failure found?
Replace the air flow sensor if the sensing
unit is dirty, clogged, or damaged.
Perform "After-inspection work" of INFOR-
MATION section.
Go to step 4.