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MOT reliability

Mercedes-benz A

97,424 vehicles · 395,200 completed MOT tests analysed
89%
MOT pass rate

Based on 97,424 Mercedes-benz A vehicles and 395,200 completed MOT tests, the Mercedes-benz A has an overall 89% pass rate, with an average recorded mileage of 45,419 miles.

97,424
Vehicles
395,200
MOT tests
8,296
Avg miles / year
1
Faults per test
6%
Dangerous-fault share

Mercedes-benz A problem areas

Where faults occur most across all Mercedes-benz A MOT tests:

  • Tyres, wheels & suspension53%
  • Brakes24%
  • Other12%
  • Visibility6%
  • Lamps & electrical3%
  • Seatbelts & equipment2%
  • Identification & plates1%
  • Emissions & nuisance1%

Mercedes-benz A pass rate by age

How the Mercedes-benz A's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)TestsPass rate
13093%
22,79694%
3109,13690%
4102,42489%
593,38688%
663,47887%
722,69786%
866882%
914883%
1012973%
118877%
127980%
134680%
143161%
151283%
161369%
171267%
18862%
19850%
20367%

Fuel types: Petrol (67,890), Diesel (29,527), Hybrid Electric (Clean) (6), Electric Diesel (1)

Most common Mercedes-benz A MOT faults

These are the faults and advisories recorded most often across Mercedes-benz A MOT tests:

  1. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (25,856 times)
  2. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (25,740 times)
  3. Front Brake pad(s) wearing thin (1.1.13 (a) (ii)) (12,554 times)
  4. Rear Brake pad(s) wearing thin (1.1.13 (a) (ii)) (12,233 times)
  5. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (11,003 times)
  6. Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (10,420 times)
  7. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (8,905 times)
  8. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (7,335 times)
  9. Front Brake disc worn, but not excessively (1.1.14 (a) (i)) (4,822 times)
  10. Nearside Rear Child Seat fitted not allowing full inspection of adult belt (4,406 times)
  11. Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)) (4,182 times)
  12. Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) (4,133 times)
  13. Nearside Front Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) (3,939 times)
  14. Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii)) (3,933 times)
  15. Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i)) (3,799 times)

Mercedes-benz A pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2023 3,091 3,531 92% 27,010
2022 4,077 5,384 92% 25,865
2021 17,158 51,795 91% 39,539
2020 28,776 112,606 89% 43,860
2019 43,133 216,264 88% 51,529
2018 896 4,532 84% 57,613
2017 74 285 80% 66,907
2016 60 235 85% 62,764
2015 44 150 79% 78,553
2014 39 138 78% 73,474
2013 41 123 80% 76,916
2012 11 39 77% 63,551
2011 3 24 71% 61,151
2010 6 32 69% 125,689
2009 3 26 77% 83,659
2008 2 6 100% 111,448
2007 2 11 45% 60,848
2006 4 17 71% 89,694
2005 2 4 50% 79,888
2002 1 3 67% —

Mercedes-benz A reliability FAQ

Across 97,424 Mercedes-benz A vehicles in our MOT data, 89% pass the MOT (a 11% failure rate), with about 1 faults or advisories recorded per test.

The most frequently recorded Mercedes-benz A MOT issues are: Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)); Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)); Front Brake pad(s) wearing thin (1.1.13 (a) (ii)).

The typical Mercedes-benz A in our data has covered around 45,419 miles.

Compare the Mercedes-benz A

See how the Mercedes-benz A stacks up against other Mercedes-benz models on MOT reliability:

A vs C A vs E A vs Sprinter A vs A-class

Check a specific Mercedes-benz A

Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.

See all Mercedes-benz models · Learn about common MOT failures · what an MOT checks