Check Harness In Can Bus Line Between J/C Def Ssr And Dcu; Disconnection Inspection For Engine Can_H Communication Lline (250 K) [Diesel] - Hino Motors HINO 155 series Workshop Manual

DISCONNECTION INSPECTION FOR ENGINE CAN_H COMMUNICATION L
LINE (250 k) [DIESEL]
1
Check harness in CAN bus line between J/C DEF SSR and DCU (Failure Site 11)
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 aftertreatment 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
SHTS021270300032
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.)
2–53
EN01H02127030602016013
Standard values
110 – 130 
NO