HYBRID/TROUBLE SHOOTING
3–404
INSPECTION PROCEDURE: U1136 (TC27)
1.
Perform the basic inspection items for abnormality of the HV con-
trol CAN system.
•
Refer to the "CAN COMMUNICATION (HYBRID SYSTEM)" in the
chapter "CONTROL SYSTEM".
NO
YES
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.
Clear the malfunction history of the HV ECU and vehicle control
ECU.
5.
Set the starter key to the "LOCK" position and wait for approxi-
mately 1 minute.
6.
Set the starter key to the "ON" position.
7.
In [Fault Information] on the diagnosis tool screen, check if U1136-
27 is detected.
NO
YES
1
Implementation of common inspection items
Is any defect found?
Repair or replace the malfunctioning part
detected by the common inspection items.
Go to step 2.
2
Reproduction check [HINO-DX]
SHTS03ZZZ0300271
Is DTC U1136-27 detected?
Go to step 3.
The inspection is completed.
(Temporary actuation of protection function
due to external noise or connector terminal
contact resistance return)
