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Q.
Is the check result normal?
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Repair
or replace the connector.
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|
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Check the fuel filter pressure switch itself
(Refer to GROUP 13E - Fuel Filter <4M41> - Fuel Filter
Inspection ).
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Q.
Is the check result normal?
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|
Replace the fuel filter pressure
body.
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- Disconnect connector, and measure at harness side.
- Ignition switch: ON
- Voltage between terminal No. 1 and earth.
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Q.
Is the check result normal?
|
|
Q.
Is the check result normal?
|
|
Repair
or replace the connector.
|
|
|
|
- Check output line for open/short circuit.
|
|
Q.
Is the check result normal?
|
|
Repair
the damaged harness wire.
|
|
|
|
- Refer to Data List Reference Table
.
- Item 152: Fuel filter pressure switch
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|
Q.
Is the diagnosis code set?
|
|
Replace the engine-ECU. When the
engine-ECU is replaced, write the chassis number (Refer to GROUP 00 -
Precautions Before Service - 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 ).
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|
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Intermittent malfunction (Refer to
GROUP 00 - How to Use Troubleshooting/Inspection Service Points
- How to Cope with Intermittent Malfunctions ).
|
|
|
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- Disconnect connector, and measure at harness side.
- Resistance between terminal No. 2 and earth.
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|
OK: Continuity (2 Ω or
less)
|
|
Q.
Is the check result normal?
|
|
![](../../../buttons/03btn002.png)
Check and repair
harness between B-40 (terminal No. 2) fuel filter pressure switch
connector and body earth.
- Check earthing line for open circuit and damage.
|
|
|
|
Q.
Is the check result normal?
|
|
Repair
or replace the connector.
|
|
|
|
- Check output line for damage.
|
|
Q.
Is the check result normal?
|
|
Repair
the damaged harness wire.
|
|
|