Skip to content

MOT reliability

Mercedes-benz 320

2,279 vehicles · 26,419 completed MOT tests analysed
76%
MOT pass rate

Based on 2,279 Mercedes-benz 320 vehicles and 26,419 completed MOT tests, the Mercedes-benz 320 has an overall 76% pass rate, with an average recorded mileage of 139,728 miles.

2,279
Vehicles
26,419
MOT tests
7,123
Avg miles / year
1.9
Faults per test
1%
Dangerous-fault share

Mercedes-benz 320 problem areas

Where faults occur most across all Mercedes-benz 320 MOT tests:

  • Other82%
  • Tyres, wheels & suspension13%
  • Brakes11%
  • Emissions & nuisance4%
  • Lamps & electrical3%
  • Steering2%
  • Seatbelts & equipment2%
  • Body & structure2%

Mercedes-benz 320 pass rate by age

How the Mercedes-benz 320's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)TestsPass rate
18100%
24486%
371986%
480085%
590884%
61,13078%
71,20680%
81,26479%
91,25778%
101,27874%
111,25174%
121,45274%
131,94774%
141,89373%
151,71472%
161,54272%
171,30272%
181,07473%
1985673%
2071373%

Fuel types: Petrol (1,456), Diesel (819), LPG (3), Electric (1)

Most common Mercedes-benz 320 MOT faults

These are the faults and advisories recorded most often across Mercedes-benz 320 MOT tests:

  1. Nearside Rear Tyre worn close to the legal limit (4.1.E.1) (1,008 times)
  2. Offside Rear Tyre worn close to the legal limit (4.1.E.1) (913 times)
  3. Nearside Front Tyre worn close to the legal limit (4.1.E.1) (751 times)
  4. Offside Front Tyre worn close to the legal limit (4.1.E.1) (746 times)
  5. Oil leak (687 times)
  6. Oil leak, but not excessive (8.4.1 (a) (i)) (622 times)
  7. Offside Rear Brake pipe slightly corroded (3.6.B.2c) (505 times)
  8. Front Brake pad(s) wearing thin (3.5.1g) (495 times)
  9. Nearside Rear Brake pipe slightly corroded (3.6.B.2c) (452 times)
  10. Under-trays fitted obscuring some underside components (447 times)
  11. Offside Front Brake pipe slightly corroded (3.6.B.2c) (389 times)
  12. Engine covers fitted obscuring some components in the engine bay (337 times)
  13. Rear Brake pad(s) wearing thin (3.5.1g) (325 times)
  14. Nearside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1) (317 times)
  15. Fuel pipe/s corroded (314 times)

Mercedes-benz 320 pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2022 2 9 89% 74,164
2013 1 14 71% 214,877
2012 2 2 100% 107,162
2011 1 16 81% 105,030
2010 1 14 93% 71,627
2009 55 768 75% 133,968
2008 108 1,406 80% 133,748
2007 172 2,394 79% 141,077
2006 168 2,534 78% 141,589
2005 87 1,262 76% 149,096
2004 62 805 76% 148,362
2003 63 743 78% 142,174
2002 70 847 76% 134,466
2001 102 1,231 76% 131,498
2000 177 2,027 76% 129,603
1999 109 1,122 76% 122,870
1998 82 855 72% 132,798
1997 42 343 69% 127,705
1996 31 208 70% 120,903
1995 50 529 74% 149,400
1994 82 795 80% 129,541
1993 723 7,706 74% 145,667
1992 79 745 75% 159,532
1991 3 21 62% 188,593
1990 2 5 60% 100,238
1989 1 2 100% 170,168
1986 1 1 100% 64,147
1979 1 3 67% 65,191
1971 1 9 67% 196,856
1968 1 4 75% 133,511

Mercedes-benz 320 reliability FAQ

Across 2,279 Mercedes-benz 320 vehicles in our MOT data, 76% pass the MOT (a 24% failure rate), with about 1.9 faults or advisories recorded per test.

The most frequently recorded Mercedes-benz 320 MOT issues are: Nearside Rear Tyre worn close to the legal limit (4.1.E.1); Offside Rear Tyre worn close to the legal limit (4.1.E.1); Nearside Front Tyre worn close to the legal limit (4.1.E.1).

The typical Mercedes-benz 320 in our data has covered around 139,728 miles.

Compare the Mercedes-benz 320

See how the Mercedes-benz 320 stacks up against other Mercedes-benz models on MOT reliability:

320 vs C 320 vs E 320 vs Sprinter 320 vs A-class

Check a specific Mercedes-benz 320

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