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- Suction control valve connector check.
- Check suction control valve itself (Refer to ).
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Q.
Is the check result normal?
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Repair or replace the connector, or replace the suction control valve.
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- Check earthing line for damage.
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Q.
Is the check result normal?
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Repair or replace the connector, or repair the damaged harness wire.
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- Check power supply line for damage.
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Q.
Is the check result normal?
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Repair or replace the connector, or repair the damaged harness wire.
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- Check output line for damage.
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Q.
Is the check result normal?
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Repair or replace the connector, or repair the damaged harness wire.
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- Use special tool test harness (MB991658) to connect connector, and measure
at pick-up harness.
- Engine: Idling (after warming up)
- Voltage between terminal engine-ECU FPS line and body earth.
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Q.
Is the check result normal?
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Replace the common rail assembly and fuel injection tubes.
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