Reliability Guide

Mercedes-Benz A-Class (W177) Problems by Year

The latest Mercedes-Benz A-Class (W177) sets the standard for interior technology in the premium hatchback class, featuring the striking dual-screen MBUX infotainment system. It is positioned to aggressively rival the Audi A3 and BMW 1 Series, appealing strongly to younger, image-conscious UK buyers and fleet drivers alike. While it looks exceptionally modern and offers low running costs (especially the A250e plug-in hybrid), reliability is heavily dependent on software stability. The main watch-outs include interior rattles, MBUX glitches, and hybrid complexities, making it best suited for tech-savvy drivers who prioritize cabin aesthetics over outright driving dynamics.

Select a year below to see the specific problems affecting that model year, with estimated repair costs and severity ratings.

7
Year Periods
2
Known Issues
0
Serious Faults
2
Moderate Issues

Select a Year Period

Browse Mercedes-Benz A-Class (W177) in our Directory

View MOT history, registration data, and reliability scores for the Mercedes-Benz Mercedes-Benz A-Class (W177).

View Mercedes-Benz A-Class (W177) Directory

Buying Tips for the Mercedes-Benz A-Class (W177)

  • Test the MBUX screens extensively for freezing or blackouts; ensure the car has the latest dealer software updates installed to cure early bugs.
  • Listen for squeaks and rattles from the dashboard and door panels, as the perceived quality of the interior doesn't always match its assembly.
  • Check the 7G or 8G dual-clutch transmission for smooth, jerk-free shifts at low speeds, particularly when creeping in traffic or reversing.
  • On the A250e plug-in hybrid, verify the real-world electric range and check that the charging flap opens and locks securely.
  • Inspect the large alloy wheels on AMG-Line models for kerb damage; the low-profile tyres are expensive and provide poor ride comfort on broken roads.
  • Ensure the advanced driver assistance systems (ADAS), such as lane-keep assist, do not throw spurious warnings on the dashboard.