My 2020 Mercedes-Benz A220 experienced the same defect described in NHTSA Recall 21V961000 (fuel injector leakage and potential fire hazard). In March 2023, my vehicle was diagnosed with leaking fuel injectors that were causing fuel to leak back through electrical connections, creating circuit issues and a fire risk. I paid $2,902.65 out-of-pocket at a certified service center to have all four…
2020 Mercedes-Benz A-Class engine problems
moderate Owners of the 2020 Mercedes-Benz A-Class have filed 4 NHTSA complaints about the engine at roughly $3,100 to repair (U.S. federal records, as of July 2026). Source: NHTSA Office of Defects Investigation. See engine across all vehicles →
Complaints
4
Recalls
0
Avg fix
$3,100
| Model year | engine complaints |
|---|---|
| 2019 A-Class | 6 |
| 2020 A-Class (this page) | 4 |
What stands out
Engine accounts for 20% of all owner complaints filed against this vehicle, across 3 categories tracked.
What owners are reporting 4 most recent
The first incident: upon departing from our location and pulling out onto the highway, the car's check engine light appeared, and immediately went into "limp mode." This occurrence caused the car to not go over 9 miles per hour. After this occurred, we placed the hazard lights on immediately to find a safe place to pull over to. Being that this incident occurred very suddenly, oncoming traffic…
The car shakes above 60mph
While driving at highway speed, I experienced a sudden loss of engine power with no warning. This created an immediate safety hazard for myself and other drivers. The vehicle was diagnosed by Mercedes-Benz of Georgetown as requiring a full engine replacement (~$19,000). This failure is consistent with a known defect in the 2.0L M260 engine used in the 2020 A220, involving premature wear of…
Had engine trouble with your 2020 Mercedes-Benz A-Class?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the engine problem on the 2020 Mercedes-Benz A-Class?
It's a documented issue but not catastrophic. 4 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.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2020/Mercedes-Benz/A-Class.
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. Some links on this page are affiliate links.