Check Harness In Can Bus Line Between Engine Ecu And J/C_Eng_Can2 - Hino Motors HINO 155 series Workshop Manual

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5
Check harness in CAN bus line between engine ECU and J/C_ENG_CAN2 (Failure Site 7)
D
Do the measurements meet the standard value?
Go to step 6.
ENGINE (J05E)/TROUBLESHOOTING
1.
Disconnect the engine ECU connector (both 2 connectors).
E59
2.
Connect the signal check harness to the engine ECU vehicle-side
E79
connector. (Do not connect harness to the ECU)
3.
Use electrical tester to measure the resistance between (CANH)
terminal and (CANL) terminal at the ECU check harness. These
circuits are identified as terminal E59 and terminal E79 on the
ECU check harness D.
SHTS021270300036
Starter key: LOCK
YES
Measurement
Tester
conditions
connections
Signal check har-
ness (Engine ECU)
E59 (CANH) –
E79 (CANL)
CAN bus line disconnection between engine
ECU and J/C_ENG_CAN2
Repair or replace the harness.
Perform After-inspection work. (Clear all past
DTC. Check no DTC is stored after test
drive.)
2–57
Standard values
110 – 130 
NO

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Hino 195h seriesHino 155h seriesHino 195 series

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