2012 Mercedes-Benz E-Class fuel system problems
moderate Owners of the 2012 Mercedes-Benz E-Class have filed 10 NHTSA complaints about the fuel system, typically surfacing around 124,900 miles at roughly $1,200 to repair (U.S. federal records, as of July 2026). Source: NHTSA Office of Defects Investigation. See fuel system across all vehicles →
| Model year | fuel system complaints |
|---|---|
| 2008 E-Class | 32 |
| 2009 E-Class | 11 |
| 2011 E-Class | 4 |
| 2012 E-Class (this page) | 10 |
| 2013 E-Class | 5 |
| 2014 E-Class | 13 |
What owners are reporting 0 most recent
Common questions
How serious is the fuel system problem on the 2012 Mercedes-Benz E-Class?
It's a documented issue but not catastrophic. 10 complaints have been filed. Repairs average $1,200 and most owners catch it before it causes a breakdown.
At what mileage does the fuel system typically fail?
Across the 10 complaints that reported odometer mileage, most fuel system failures cluster between 80,000 and 150,000 miles, with the median around 124,900. A quarter of owners report trouble before 80,000; a quarter make it past 150,000. Maintenance history matters more than the odometer alone — this is the reported failure window, not a guarantee.
What does it cost to fix?
Independent shops typically charge around $1,200 for fuel system repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to fuel system?
No active recalls currently cover fuel system issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.