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Mercedes-Benz B-Class (W245) Problems by Year

A practical, high-roof family hatchback that shares many mechanicals with the A-Class W169. Sensible and spacious, but the CVT gearbox, diesel DPF clogging and seat belt webbing wear are the main traps.

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

1
Year Periods
3
Known Issues
1
Serious Faults
2
Moderate Issues

Select a Year Period

2005–20113 issues

Browse Mercedes-Benz B-Class (W245) in our Directory

View MOT history, registration data, and reliability scores for the Mercedes-Benz Mercedes-Benz B-Class (W245).

View Mercedes-Benz B-Class (W245) Directory

Buying Tips for the Mercedes-Benz B-Class (W245)

  • ✓Check the CVT gearbox for smooth pull-away and whining noises; fluid changes are essential.
  • ✓Diesel models used for short trips will clog the DPF — look for limp mode history.
  • ✓Inspect seat belt webbing for fraying; replacements are expensive.
Check a Mercedes-Benz B-Class (W245) by Registration