2021 Mercedes-Benz A-Class recalls & complaints
Source: NHTSA, updated daily. Last checked 2026-10-19. Recalls apply to specific VINs — run your VIN to confirm.
Recalls: check by VIN
Useful for owners
- OBD2 code reader — see what the car's computer is reporting
- 2021 Mercedes-Benz A-Class owner's manual
Owner complaints filed with NHTSA
Most complained-about parts: Electrical system (4), Backup camera (3), Engine (2), Transmission / drivetrain (2), Unknown Or Other (2).
Complaints are unverified reports from owners. A pattern (many complaints about the same part) matters more than any single one.
Read recent complaints (8)
08/27/2026 · Engine
My 2021 Mercedes-Benz A220 (M260 2.0L engine) triggered diagnostic fault code P052E, indicating a failure of the Positive Crankcase Ventilation (PCV) regulator valve / intake line assembly. Failure of this valve disrupts crankcase pressure, causing unmetered air intake, lean-running conditions, and engine hesitation/stalling risks. Mercedes-Benz issued a 15…
01/28/2026 · Transmission / drivetrain
this is a formal notification regarding my vehicle that I purchased at House Of Imports on February 27, 2021. A Mercedes Benz A-Class 220 year 2021, VIN #W1K3G4EB7MJ290124. Shortly after purchase I experienced several safety concerns about the vehicle. The first and main concern are while driving vehicle the accelerator stopped working ,vehicle would not…
05/10/2025 · Transmission / drivetrain
While driving my lease vehicle on two separate days, it completely shut down while in motion with no prior warning. The first incident occurred while crossing a MAX train intersection in downtown Portland. The engine stopped mid intersection, emitted a strong mechanical odor, ticking noises began, and dashboard alerts appeared. I could not restart or shift…
05/28/2024 · Backup camera
Rear view camera says it is inoperative when I put it in reverse. I understand that a number of Mercedes models have been recalled due to a software issue but the dealer tells me my car is not on the list. The problem I have is identical to the other models. My car should be on the list
01/07/2023 · Unknown Or Other
there’s a recall, and I need it fixed asap, i called mercedes and they said they don’t know when they’ll be able to do it, that it could take “years” ??????
11/23/2022 · Seat belts · crash
The driver’s seatbelt failed to properly engage during a high-speed rear-end collision allowing his head and face to strike the steering wheel causing a loss of consciousness and other symptoms of traumatic brain injury. Thus far the problem has not been reproduced or confirmed by a dealer but it is believed the seat belt was inspected by EMTs responding to…
02/20/2022 · Vehicle Speed Control
Traveling at 65 MPH in the right-hand lane * Driving Assistance ON * Traffic Sign Assist ON * Speed Limit Adoption ON Staying in the right-hand lane, I pass by an offramp Sudden deceleration to 20 MPH – Phantom braking This has happened twice traveling past the same offramp. Since, I have turned the Speed Limit Adoption OFF Note that this particular off r…
09/09/2021 · Electrical system
The contact owns a 2021 Mercedes Benz A220. The contact stated while reversing the vehicle, the rearview camera screen was blank. The contact stated that there was no warning light illuminated. The contact took the vehicle to the local dealer and was made aware that NHTSA Campaign Number: 21V354000 (Back Over Prevention, Electrical System) was associated wi…