Faulty Signal

Faulty signal

Checking components and connectors
Check the boost pressure sensor connector. Check for contact resistance and oxidation.
Check that the boost pressure sensor is correctly installed and has not come loose.

Hint: The fault may also be caused by a defective boost pressure sensor. The boost pressure sensor may be defective if the above fault tracing and corrective action does not remedy the fault.

Remedy as necessary.

Other information
- To access or replace the boost pressure sensor, see Temperature and pressure sensor, replacing Service and Repair
- Checking wiring and terminals Checking Wiring And Terminals.






Continue - Verification

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Verification




Verification

Verification

Hint: After carrying out the repair, check that the fault has been remedied.




- Reinstall the connectors, components etc.
- Test drive the car to reach different boost pressures
- Read off the diagnostic status and the fault status for diagnostic trouble code (DTC) ECM-1600.

Note! Do not switch off the engine before VCT2000 has been connected and the status of the fault has been read off.

Check that the fault status is "NO FAULT FOUND" when the diagnostic status is COMPLETED. If the fault status is "FAULT FOUND" when the diagnostic status is COMPLETED there is a fault.









Is the fault status "NO FAULT FOUND"?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFICATION FAILED - Fault-tracing information

VERIFIED - Fault Found

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Fault-tracing information




Information

Fault-tracing information
The fault should have been detected and remedied. As this is not the case fault-tracing has failed.
Exit fault-tracing for this diagnostic trouble code (DTC) or make another attempt.

Do you want to exit fault-tracing?

Yes - FAULT-TRACING FAILED

No - Attempt New Test

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FAULT-TRACING FAILED - FAULT-TRACING FAILED

Attempt New Test - Checking components and connectors

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