Inspect Disconnection Of The Intake Air Temperature Sensor Harness; Inspect The Intake Air Temperature Sensor (Air Flow Sensor Built-In) - Hino Motors HINO 155 series Workshop Manual

7
Inspect disconnection of the intake air temperature sensor (intake manifold) harness
D
E63
Do the measurements meet the standard value?
Go to step 8.
8

Inspect the intake air temperature sensor (air flow sensor built-in)

Was any failure found?
If the sensing part is dirty, clogged, or dam-
aged, replace the air flow sensor.
Perform "After-inspection work" of INFOR-
MATION section.
ENGINE (J05E)/TROUBLESHOOTING
1. Connect the intake air temperature sensor (intake manifold) con-
nector.
E76
2. Use the electrical tester to measure the resistance between the
terminals of the engine ECU (signal check harness).
Starter key: LOCK
SHTS021270300168
YES
1. Check the installation of the intake air temperature sensor (air flow
sensor built-in).
2. Make sure there is no dirt, damage or clogging in the sensing unit
of the intake air temperature sensor (air flow sensor built-in).
YES
Measurement Tester
conditions connections
Engine ECU (sig-
nal check har-
ness)
ATIA (E63) –
E2 (E76)
Repair or replace the harness.
Perform "After-inspection work" of INFOR-
MATION section.
Go to step 9.
2–183
Standard values
20 C {68 F}:
7.336 – 5.794 k
50 C {122 F}:
2.435 – 1.994 k
NO
NO