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Check Engine Light Due to Faulty Camshaft Adjuster Solenoid on Mercedes-Benz C350 4MATIC

Problem Description and Possible Solution

The camshaft adjuster solenoid (which is related to the variable valve timing system) may fail or timing chain/balance shaft components may wear, resulting in illumination of the Check Engine Light and various drivability issues. Mercedes-Benz has released a service bulletin outlining specific repair instructions depending on fault codes stored.

Problem Data
RepairPal Verified
Average mileage: 34,000 (34,000–34,000)
2 model years affected: 2006, 2007
3 people reported this problem
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Same problem, solenoid failure.