Hyundai Sonata engine noise causing repeated camshaft sensor failures on Hyundai Sonata

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some Hyundai Sonata owners report experiencing engine noise that leads to repeated camshaft sensor failures, which can result in symptoms such as idling misfire, decreased power and acceleration, rough idle, and stalling. These issues arise when the camshaft sensors, critical for monitoring and controlling engine operation, fail. Owners may encounter error codes like p0011, which can trigger the check engine light, indicating camshaft position sensor problems. Symptoms of a failing sensor include rough idling, stalling, difficulty starting, decreased fuel efficiency, and illuminated check engine lights. To identify the faulty sensor, owners are advised to trace the wiring from the engine and use diagnostic tools to read trouble codes stored in the engine control module. It is recommended that affected owners seek a thorough inspection by a qualified mechanic to address the underlying issues and ensure optimal vehicle performance and reliability.

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Hyundai Sonata vehicles with this problem

1 model year affected
Average mileage: 149,000 miles
(149,000 - 149,000)

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