Faulty

Faulty

Checking components
Remove the camshaft reset valve. Check the oil ducts for the cylinder head for the camshaft reset valve (exhaust) for blockages and dirt.
Remedy as necessary.
Try a new camshaft reset valve (exhaust) if the above remedy does not solve the fault.

Hint: The fault can also be caused by a damaged variable valve timing unit. The variable valve timing unit may be damaged if the above fault-tracing and corrective action do not remedy the fault.

Other information:
- VVT solenoid, B5254T7 Service and Repair
- VVT unit, B5254T7 VVT Unit





Continue - Verification

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Verification




Verification

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








- Ignition off
- Reconnect the connectors, reinstall components etc.
- Start the engine and let it idle for at least 10 seconds
- Switch off the engine
- Start the engine again and let it idle for at least 10 seconds.
Read off the diagnostic status and fault status for the diagnostic trouble code (DTC) by selecting the relevant diagnostic trouble code (DTC) from the list.
Check the fault status for the diagnostic trouble code (DTC) when the diagnostic is "Complete". If the function is correct, the fault status must be "No fault found" when the diagnostic is complete.





Is the function OK?

Yes - Troubleshooting procedure complete

No - Fault-tracing information

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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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