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2011 Mercedes-Benz C-Class: MOT pass rate and common faults

18,787 initial MOT tests in 2025 on cars first used in 2011 · DVSA data · For guidance only · How we count

67.5%passed first time

Share of initial MOT tests passed with no repairs. Repairs made at the test centre count as a fail. 95% range 66.8% to 68.1% (±0.7 points).

That is 6.3 points above the average for all vehicles first used in 2011 (61.2%). These cars were about 14 years old at the test.

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Failure areas compared with all 2011 vehicles

Compared with all vehicles first used in 2011, failures are more common in brakes (1.2×) and noise, emissions, leaks (1.1×), and less common in lights and electrics (0.5×), windscreen, wipers, mirrors (0.4×), body, chassis, structure (0.2×) and steering (0.1×). Other differences are within the margin of error.

Failed tests with a fault in each area, per 100 tests. The right-hand column shows how many times as often as all vehicles first used in 2011.

  1. Suspension15.9 in 100 tests1.0× compared with 15.8 in 100 for all vehicles first used in 2011
  2. Brakes11.0 in 100 tests1.2× compared with 9.0 in 100 for all vehicles first used in 2011
  3. Lights and electrics8.8 in 100 tests0.5× compared with 17.5 in 100 for all vehicles first used in 2011
  4. Tyres7.3 in 100 tests1.0× compared with 7.3 in 100 for all vehicles first used in 2011
  5. Noise, emissions, leaks4.6 in 100 tests1.1× compared with 4.1 in 100 for all vehicles first used in 2011
  6. Windscreen, wipers, mirrors2.0 in 100 tests0.4× compared with 5.4 in 100 for all vehicles first used in 2011
  7. Seat belts and airbags1.5 in 100 tests– no reliable figure for all vehicles first used in 2011
  8. Body, chassis, structure1.3 in 100 tests0.2× compared with 5.3 in 100 for all vehicles first used in 2011
  9. Wheels0.8 in 100 tests– no reliable figure for all vehicles first used in 2011
  10. Steering0.5 in 100 tests0.1× compared with 3.2 in 100 for all vehicles first used in 2011
  11. Number plates and VIN0.4 in 100 tests– no reliable figure for all vehicles first used in 2011

All vehicles first used in 2011: the 185 models in our data, 1,445,723 tests (96.0% of all 1,506,534 tests on vehicles first used in 2011). Areas with fewer than 50 failures in a model aren't published, so an area is only compared when that leaves the all-vehicles figure at most 10% short; otherwise it shows –.

Typical mileage at test109,500

Median odometer reading at the 2025 MOT test, in miles. Half had more and half had less.

What MOT data can't tell you about any 2011 Mercedes-Benz C-Class

Outstanding finance, write-offs, theft and plate changes aren't in MOT records. For a particular car, you need a history check.

Compare history checksWhat MOT history doesn't show

Other Mercedes-Benz C-Class years

Mercedes-Benz C-Class: every year, common faults and what to check

Other cars first used in 2011

Check a 2011 C-Class you're looking at