2014 Mercedes-Benz CLA250 fuel/propulsion system problems
10 owner complaints filed with NHTSA name the fuel/propulsion system on the 2014 Mercedes-Benz CLA250 — 6% of all complaints for this model year.
What owners report
“P052e common crankcase ventilator issue mercedez extended warranty for later models for this same consistent issue in all the cars excluding 2014 starting at 2015 vehicles making us pay over $2000 for a fix supposed to be free being that it's all mercedes even the year before Should be a recall…”
filed Oct 29, 2025
“Check engine code p052e - PCV valve replacement (Crankcase Ventilation valve) - common issue on car and known recall for other models”
filed Jan 28, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Fuel/propulsion System problems in other CLA250 years
| Year | Reports | Share |
|---|---|---|
| 2017 CLA250 | 1 | 4% |
| 2016 CLA250 | 5 | 8% |
| 2015 CLA250 | 2 | 3% |
Other reported problem areas on the 2014 Mercedes-Benz CLA250
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.