2012 Mercedes-Benz C250 Engine Problems
Owners have filed 61 complaints with NHTSA about engine problems on the 2012 Mercedes-Benz C250, 22% of all complaints for this model year. Half of the reports with a mileage happened before 70,000 miles. The words owners use most often: “timing chain” (25% of reports).
- 61engine complaints
- 70,000median miles at failure
- 0mention a crash
- 0mention an injury
- 0related recalls
- $5,950typical repair cost reported by owners
- 53%of reports with a speed happened at 50+ mph
What owners describe
Phrases that appear unusually often in these complaints compared with complaints about other cars.
- Timing chain: mentioned in 15 of 61 complaints (25%)
- Camshaft adjusters: mentioned in 10 of 61 complaints (16%)
- Cam shaft: mentioned in 9 of 61 complaints (15%)
- Noise engine: mentioned in 8 of 61 complaints (13%)
How much does it cost to fix?
Owners who wrote down what they paid or were quoted put the typical engine repair on the 2012 Mercedes-Benz C250 at $5,950, and half of them between $5,350 and $6,600.
Based on 18 NHTSA complaints about this problem alone that state a repair bill or quote (2016–2022), converted to 2026 dollars with the U.S. consumer price index. These are owners' own figures, not a quote: they include dealer quotes, and owners who file complaints often faced larger repairs, so they can run higher than typical shop prices. Prices vary by shop, region and warranty coverage. How we calculate this.
At what mileage do engine problems happen?
Based on 41 complaints that reported the odometer reading.
How serious are the reports?
Of 61 complaints, 2 a fire.
Mercedes-Benz C250 engine complaints by model year
When owners reported it
Related recalls (0)
No safety recall lists engine for the 2012 Mercedes-Benz C250. A pattern of complaints does not always lead to a recall.
What owners report
Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.
The contact owns a 2012 Mercedes-Benz C250. The contact stated that while driving at an undisclosed speed, there was an abnormal rattling sound coming from the vehicle with the check engine warning light illuminated. The contact drove the vehicle to the shoulder of the road. The contact stated that…
The model/year Mercedes-Benz are well known for experiencing this/these particular issues. My research has shown that these year/make/model vehicles are experiencing the same type of mechanical failures nationwide. The issues all relatively begin around 75,000 miles. I've only had my car 3 years…
The contact owns a 2012 Mercedes-Benz. The contact stated while driving at an undisclosed speed, the Check Engine and High Pressure Fuel Pump warning lights was illuminated. The failure occurred on several different occasions. The vehicle was taken back to the residence. The contact did research…
Frequently asked questions
Do all 2012 Mercedes-Benz C250s have engine problems?
No. NHTSA has 61 owner complaints about engine for the 2012 Mercedes-Benz C250 (22% of the 272 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.
Was there a recall on the 2012 Mercedes-Benz C250 engine?
No recall currently lists engine for this vehicle.
At what mileage do engine problems start?
The median reported mileage is 70,000 miles: half of the reports with a mileage came before that.
How much does it cost to fix engine problems on the 2012 Mercedes-Benz C250?
Owners report a typical cost of $5,950 (half paid between $5,350 and $6,600), from 18 complaints that state a repair bill or quote, in 2026 dollars.
What do owners say about engine problems on the 2012 Mercedes-Benz C250?
The most frequent phrase is “timing chain”, in 15 of 61 complaints, followed by “camshaft adjusters” (10).
Other 2012 Mercedes-Benz C250 problems
- Air Bags problems (168)
See all 2012 Mercedes-Benz C250 problems or engine problems across all C250 years.