HYBRID/TROUBLE SHOOTING
3–236
INSPECTION PROCEDURE: P3000 (TC42)
1.
Set the starter key to the "LOCK" position.
2.
Connect the diagnosis tool (HINO-DX) to the vehicle.
3.
Set the starter key to the "ON" position.
4.
In [Fault Information] on the diagnosis tool screen, check if DTC
P33B1-64 or P33B2-63 related to malfunctioning of HV battery
ECU start relay circuit is detected.
NO
YES
1.
Set the starter key to the "LOCK" position.
2.
Disconnect the PCU harness (24P) connector.
3.
Set the starter key to the "ON" position.
4.
Using the electrical tester, measure the voltage between the vehi-
cle-side connector terminals of PCU harness (24P).
NO
YES
1
Reading the DTC [HINO-DX]
SHTS03ZZZ0300154
Is DTC P33B1-64 or P33B2-63 detected?
Perform troubleshooting for each of related
DTC.
Go to step 2.
2
Inspecting the power supply of vehicle wire harness
SHTS03ZZZ0300155
Measurement
conditions
Tester
connections
Standard values
Starter key: ON
PCU harness (24P)
vehicle-side con-
nector
1st terminal
–
16th terminal
9 V or more
Is the measured value within the range of standard value?
Go to step 3.
Inspect the power supply circuit ([PCI-B 20A]
fuse and wire harness).
