Timing Tensioner Problems of Mercedes Benz C230

At 178,000 miles the timing chain tensioner failed while the car driving approximately 25 mph and allowed the timing chain to skip several teeth leaving the car stranded and potentially causing thousands of dollars worth of damage to the engine internals. The car was dealer serviced since new and always had maintenance on time. There is thousands of people online that have had the exact same issue and Mercedes Benz USA refuses to do anything about it yet they acknowledge they made them wrong because they have updated the chains and tensioners.

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The contact owns a 2004 Mercedes Benz C230. While starting the vehicle, there was a knocking sound coming from the engine compartment and the check engine warning light illuminated. The vehicle was taken to a dealer who diagnosed that if the sound became progressively worse, the intake and exhaust cam shaft adjuster, the center bolts for the cam shaft, and the chain tensioner would need to be replaced. The vehicle was not repaired. The failure recurred on numerous occasions. The manufacturer was not notified of the failure. The failure mileage was 59,000.

See all problems of the 2004 Mercedes Benz C230 🔎.