Disconnection Inspection For Engine Can_H Communication Lline (250 K) [Hybrid] - Hino Motors HINO 155 series Workshop Manual

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DISCONNECTION INSPECTION FOR ENGINE CAN_H COMMUNICATION L
LINE (250 k) [HYBRID]
1
Check harness in CAN bus line between J/C DEF SSR and DCU (Failure Site 12)
Do the measurements meet the standard value?
Connect the J/C DEF SSR connector, and go
to step 2.
ENGINE (J05E)/TROUBLESHOOTING
1. Set the starter key to the "LOCK" position.
2. Disconnect the following sensors and controllers connected to the
Engine peripherals and after-treatment CAN line. (Leave the DCU,
engine ECU, and CAN-TMN2 connected.)
• EGR controller, VNT controller
• NOx sensor 1 and 2, DEF sensor
3. Disconnect the J/C DEF SSR connector.
4. Use electrical tester to measure the resistance between No.5
(CANH) terminal and No.10 (CANL) terminal at the J/C DEF SSR
SHTS021270300043
connector.
Starter key: LOCK
YES
Measurement Tester
conditions connections
J/C DEF SSR con-
nector
No.5 (CANH) –
No.10 (CANL)
CAN bus line disconnection between J/C
DEF SSR and the DCU
Repair or replace the harness.
Perform After-inspection work. (Clear all past
DTC. Check no DTC is stored after test
drive.)
EN01H02127030602016014
Standard values
110 – 130 
NO