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MOT reliability

Mercedes-benz S 430

929 vehicles · 11,765 completed MOT tests analysed
76%
MOT pass rate

Based on 929 Mercedes-benz S 430 vehicles and 11,765 completed MOT tests, the Mercedes-benz S 430 has an overall 76% pass rate, with an average recorded mileage of 138,118 miles.

929
Vehicles
11,765
MOT tests
7,523
Avg miles / year
1.9
Faults per test
1%
Dangerous-fault share

Mercedes-benz S 430 problem areas

Where faults occur most across all Mercedes-benz S 430 MOT tests:

  • Other98%
  • Tyres, wheels & suspension8%
  • Brakes7%
  • Emissions & nuisance3%
  • Lamps & electrical2%
  • Seatbelts & equipment2%
  • Body & structure1%
  • Visibility1%

Mercedes-benz S 430 pass rate by age

How the Mercedes-benz S 430's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)TestsPass rate
13100%
210100%
37090%
415884%
532887%
666883%
71,02583%
81,04481%
91,03577%
101,01377%
1198274%
1287073%
1379472%
1471071%
1563670%
1651672%
1747369%
1834572%
1929670%
2020875%

Fuel types: Petrol (905), LPG (14), Diesel (7), Electric (2), Gas Bi-Fuel (1)

Most common Mercedes-benz S 430 MOT faults

These are the faults and advisories recorded most often across Mercedes-benz S 430 MOT tests:

  1. Offside Rear Tyre worn close to the legal limit (4.1.E.1) (655 times)
  2. Nearside Rear Tyre worn close to the legal limit (4.1.E.1) (646 times)
  3. Nearside Front Tyre worn close to the legal limit (4.1.E.1) (484 times)
  4. Offside Front Tyre worn close to the legal limit (4.1.E.1) (446 times)
  5. Under-trays fitted obscuring some underside components (345 times)
  6. Front Brake pad(s) wearing thin (3.5.1g) (344 times)
  7. Engine covers fitted obscuring some components in the engine bay (260 times)
  8. Nearside Rear Brake hose slightly deteriorated (3.6.B.4d) (244 times)
  9. Offside Rear Brake hose slightly deteriorated (3.6.B.4d) (243 times)
  10. Nearside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1) (233 times)
  11. Front brake disc worn, pitted or scored, but not seriously weakened (3.5.1i) (221 times)
  12. Offside Rear Brake pipe slightly corroded (3.6.B.2c) (210 times)
  13. Offside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1) (204 times)
  14. Nearside Rear Brake pipe slightly corroded (3.6.B.2c) (197 times)
  15. Offside Front Brake pipe slightly corroded (3.6.B.2c) (193 times)

Mercedes-benz S 430 pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
2013 3 22 100% 58,389
2011 1 5 100% 62,012
2010 1 2 50% 36,141
2006 1 19 74% 93,954
2005 2 14 71% 103,698
2004 19 307 79% 114,166
2003 41 564 82% 152,603
2002 53 733 78% 156,460
2001 117 1,506 76% 125,360
2000 277 3,713 76% 140,064
1999 410 4,831 74% 139,357
1998 2 22 82% 106,878
1996 1 24 62% 116,189
1993 1 3 67% 109,142

Mercedes-benz S 430 reliability FAQ

Across 929 Mercedes-benz S 430 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 S 430 MOT issues are: Offside Rear Tyre worn close to the legal limit (4.1.E.1); Nearside 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 S 430 in our data has covered around 138,118 miles.

Compare the Mercedes-benz S 430

See how the Mercedes-benz S 430 stacks up against other Mercedes-benz models on MOT reliability:

S 430 vs C S 430 vs E S 430 vs Sprinter S 430 vs A-class

Check a specific Mercedes-benz S 430

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