ENGINE (J05E)/TROUBLESHOOTING 2–287
1. Start the engine and maintain the engine revolution at 1,500 r/min
using the cruise function.
2. Check the engine sound before the test (during normal operation).
3. On the screen of the diagnostic system, select [Engine], and per-
form [Cut off test] in [Data monitor and Active test].
• For the detailed procedure, refer to the separate sheet "Cut off test".
<Cylinder cut-off test>
- Test to determine cylinder combustion abnormality of the engine usu-
ally operated by four cylinders, according to the sound difference
when the fuel injection from any one of the cylinders is stopped.
1. Perform the engine warm up. (engine coolant temperature: 80 C
{176 F} or more)
2. Stop the engine.
3. Set the starter key to the "ON" position.
4. Select [Engine] and check if the DTC (P0148) has been detected.
6
Perform the cylinder cut-off test (HINO DX Ⅱ )
Did you find the engine sound different?
<One of the sounds A to D is always larger
than others or same as α> Replace the defec-
tive injector.After replacement, go to step 7.
<No clear difference> Go to step 8.
7
Check the DTC detected 4 [HINO DX Ⅱ ]
Has DTC (P1048) been detected?
Go to step 8. Procedure completed.
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