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Q.
Is the check result normal?
Go to Step 2 .
Repair or replace.
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- Disconnect connector, and measure at harness side.
- Engine: idling
- Short-circuit terminal No. 1 to earth.
OK: The engine speed rises (idles up)
Q.
Is the check result normal?
Go to Step 3 .
Go to Step 4 .
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- Check Power steering fluid pressure switch itself (Refer to GROUP 37 - On-vehicle Service - Power
steering fluid pressure switch check ).
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Q.
Is the check result normal?
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Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection
Service Points - How to Cope with Intermittent Malfunction ).
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Replace the Power steering fluid pressure switch.
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Q.
Is the check result normal?
Go to Step 5 .
Repair or replace.
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note |
Before checking harness, check intermediate connector A-27 and A-115, and repair if necessary.
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Q.
Is the check result normal?
Replace the engine-ECU. When the engine-ECU is replaced, write the chassis number
(Refer to GROUP 00 - How to Perform Chassis Number Writing ).
After replacing the engine-ECU, register the injector identification code and learn fuel injection
(Refer to GROUP 00 - Precautions Before Service - What The Common Rail Engine
Learns ).
Repair the harness wire.
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