Where in Britain does the Mercedes-Benz S fail its MOT most?
Across Britain, 10.0% of 4,449 initial MOT tests (first attempts) of the Mercedes-Benz S failed in 2019–2024. No postcode area is at least 3 points above the rest of Britain with an interval clear of zero. It does best in Slough (SL), −7.0 points. Area rates are not age-adjusted.
Data release dvsa-2024-v2 (24 Sep 2026) · page updated 30 Sep 2026 · Mercedes-Benz S MOT statistics · check a Mercedes-Benz S by registration
Mercedes-Benz S in every postcode area with 100+ tests
From the largest excess over the rest of Britain to the largest shortfall.
| Area | Failed here, % | Rest of Britain, % | Difference, points | 95% interval | Tests |
|---|---|---|---|---|---|
| Birmingham (B) | 15.3 | 9.8 | +5.5 | −1.3 to +12.2 | 111 (rough estimate) |
| Southend-on-Sea (SS) | 10.5 | 10.0 | +0.6 | −4.7 to +5.9 | 133 (rough estimate) |
| Harrow (HA) | 8.2 | 10.0 | −1.8 | −6.2 to +2.6 | 158 (rough estimate) |
| London NW (NW) | 6.8 | 10.3 | −3.5 | −6.1 to −1.0 | 427 (rough estimate) |
| Uxbridge (UB) | 6.0 | 10.2 | −4.2 | −7.3 to −1.1 | 249 (rough estimate) |
| Twickenham (TW) | 5.4 | 10.2 | −4.7 | −8.1 to −1.3 | 184 (rough estimate) |
| London N (N) | 4.5 | 10.2 | −5.7 | −9.3 to −2.1 | 134 (rough estimate) |
| London W (W) | 4.5 | 10.2 | −5.7 | −8.9 to −2.6 | 179 (rough estimate) |
| London E (E) | 3.3 | 10.2 | −7.0 | −9.9 to −4.0 | 153 (rough estimate) |
| Slough (SL) | 3.2 | 10.2 | −7.0 | −10.2 to −3.8 | 126 (rough estimate) |
Source: DVSA MOT bulk data (OGL v3.0) · Window: 2019–2024 · n = 4,449 (initial tests) · Method: postcode area of the testing station against the same model's tests elsewhere in Britain, difference of two proportions with a 95% interval; named at 3+ points with the interval clear of zero; not age-adjusted · Updated: 30 Sep 2026 · Release: dvsa-2024-v2 · CSV
Other pages for this model
Mercedes-Benz S 2019 · Mercedes-Benz S 2020 · Mercedes-Benz S brakes failures · Mercedes-Benz S lamps, reflectors and electrics failures · Mercedes-Benz S seat belts and airbags failures · Mercedes-Benz S suspension failures · Mercedes-Benz S tyres failures · Mercedes-Benz S visibility failures