2012 Mercedes-Benz S550 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2012 Mercedes-Benz S550
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2012 Mercedes-Benz S550 ProblemsCamshaft Adjuster Solenoid Failure
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.
2012 Mercedes-Benz S550 QuestionsService light (1 answer)
How do you re set the service light after a 20,000 mile service oil change?
How much does it cost to repair airbags
2012 Mercedes-Benz S550 RecallsPotential Fuel Leak
Due to a manufacturing defect, a crack can develop on the fuel filter when the vehicle is operated in high temperatures. This crack can result in a fuel leak, increasing the risk of a fire. Dealers will replace the fuel filter to correct this concern.
The tire pressure monitoring system warning light may not come on or stay on for appropriate lengths of time. Dealers will reprogram the tire pressure monitoring unit free of charge to resolve the concern.