Faulty Signal

Faulty signal

Checking components
Check the exhaust system for air leakage.
Remedy as necessary.

Note! Try a new catalytic converter if the above fault-tracing does not remedy the fault.

Other information
- Air leakage exhaust system, check Air Leakage Exhaust System, Check
- Catalytic converter Service and Repair






Continue - Verification

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Verification




Verification

Verification

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

- Test drive the car and perform a TRIP schedule, see: Verifying repairs Verifying Repairs
- Connect VCT2000 to the data link connector (DLC) without switching off the engine.

Note! If the engine is switched off, the stored fault status will be erased and the test drive will have to be repeated.

Read off the diagnostic status and the fault status for the diagnostic trouble code (DTC).
Check that the diagnostic is "Completed" and that the fault status is "No fault detected". The function is faulty if the fault status is "Fault found".





Is the fault status "No fault detected"?

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 - Exit Fault-Tracing

No - Attempt New Test

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Attempt New Test - Checking components

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