Diagnostic guidance. Suggested checks and possible repairs are separate from the owner's reported results.
Keep the reported starting improvement separate from the later code. For P0011, obtain the engine-specific diagnostic procedure and document the oil specification, level and relevant test results before authorizing timing-system work.
2CarPros: Original discussion 1712284 https://2carpros.com/questions/starter-70977349 Source for reported history and outcome. Contributor suggestions are not independently confirmed diagnoses. Attachments were not verified.
Starter?
The owner reported difficult starting followed by normal running. After replacing the starter, the owner said the vehicle ran well. A later update raised a separate P0011 concern on the 2013 Sonata despite an oil change and cleaning both VVT solenoids.
Reported outcome: The owner reported improvement after starter replacement. The later P0011 concern remained unresolved.
The original sound could not be evaluated from this text export. Debris and timing-chain wear were proposed explanations for the later code, not confirmed findings.
