ENGINE (J05E)/TROUBLESHOOTING 2–351
1. Perform engine warm up. (engine coolant temperature: 80 C {176
F} or more)
2. Stop the engine and set the starter key to the "LOCK" position.
3. Connect the vehicle to HINO DX Ⅱ .
4. Set the starter key to the "ON" position.
5. Select [Engine] and check if the DTC (P0201, P0202, P0203 and
P0204) has been detected.
1. Disconnect the injector central connector.
2. Use the electrical tester to measure the resistance between the
terminals in the injector central connector (engine side).
3
Check the DTC detected (Engine ECU)
Has DTC (P0201, P0202, P0203 and P0204) has been detected?
Replace the engine ECU.
Perform "After-inspection work" of INFOR-
MATION section.
Procedure completed.
Perform "After-inspection work" of INFOR-
MATION section.
4
Check for disconnection in wire harness of injector central connector
Measurement
conditions
Tester
connections
Standard values
Starter key: LOCK
Injector central
connector (engine
side)
#1 injector: 5 – 10
#2 injector: 8 – 11
#3 injector: 3 – 7
#4 injector: 2 – 6
2
Do the measurements meet the standard value?
Repair or replace the wire harness between
the injector central connector and engine
ECU.
Perform "After-inspection work" of INFOR-
MATION section.
Go to step 5.
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