There are 6 stored owner reports matching the engine leading-label group for the 2019 Mercedes-Benz A-Class in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 6 of 6 matching reports.
Open the full vehicle complaint log (all categories)Thermostat failed making car over heat also sunroof failed due to cheap rolling up shade device getting stuck , when car was less than 4 years old with very little use.
Unknown vehicle won’t go pass 20mph in first and second gear when in third gear it goes passes 20mph
Failed Cylinder head. Car diagnostic completed. The issue will cause the engine to stall in traffic and have acceleration issues.
Engine misfiring. The cylinder needs to be replaced which causes the fuel-air mixture not to operate correctly. I see a recall for the issue for the 2019-2020 A class Mercedes but my VIN number does not appear to be associated. Please see the recall below: NHTSA CAMPAIGN ID: 21V961000 Report Date: DEC 12, 2021
The contact owns a 2019 Mercedes-Benz A220. The contact stated that while driving approximately 45 MPH, the vehicle erroneously reduced speed to 12 MPH with the check engine warning light illuminated. The vehicle was later towed to the local dealer. The cause of the failure was not yet determined. The manufacturer was notified of the failure. The failure mileage was 12,000.
The contact owns a 2019 Mercedes-Benz A220. The contact stated that the engine check warning light was illuminated. The vehicle was taken to the dealer and PCV and purge valve and other unknown valves were replaced but the failure persisted. The vehicle was taken back to the dealer and a software updated was performed; however, the failure reoccurred. The vehicle was taken to the dealer and the contact was informed that the vehicle needed another software update. The vehicle was not repaired. The manufacturer was not contacted. The approximate failure mileage was 25,000.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Aug 31, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.