MY 2016 MERCEDES-BENZ C300 AFTER UNDERGOING THE RECOMMENDED MAINTENANCE VIA THE MERCEDES-BENZ DEALER, WHILE DRIVING DOWN THE PUBLIC ROAD LOST POWER, THE LOST OF POWER WITH NO WARNING TO ME OR ANY OTHER DRIVERS AROUND ME, THE VEHICLE WENT FROM 45 MPH TO 10 MPH THIS WAS DUE TO A DECENTIGRATING PISTON, THE VEHICLE MANUFACTURE ADVERTISED THAT THE VEHICLE WOULD CUT POWER TO PROTECT THE ENGINE FROM CAUS…
2016 mercedes-benz CLA-Class engine problems
moderate 7 complaints filed with NHTSA · avg repair $3,100
Complaints
7
Recalls
0
Crashes
0
Avg fix
$3,100
What owners are reporting 3 most recent
My car has slipped into neutral twice while driving. Once while turning left from red light and once while sitting still at red light.
The contact owns a 2016 Mercedes-Benz CLA250. The contact stated that while driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to the dealer where it was diagnosed that the regulator valve had failed and needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure and referred the contact to the NHSTA Hotline fo…
Common questions
How serious is the engine problem on the 2016 mercedes-benz CLA-Class?
It's a documented issue but not catastrophic. 7 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $3,100 for engine 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 engine?
No active recalls currently cover engine 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.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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