MOT by postcode area

MOT results in Southall (UB)

How cars did at MOT test stations in the UB postcode area (England) in 2025: pass rates against cars of the same ages, what fails most often, how far cars here are driven and the models tested most.

Last updated
Records analysed
183,750 car MOT tests in the UB area
Methodology
View methodology
  • MOT first-time pass rate, 2025 79.0% Great Britain 72.8%
  • Against cars of the same ages +7.0 pts 2nd of 118 areas
  • Average age at the test 11.0 years cars aged three and over
  • Tests finding a dangerous defect 5.6% Great Britain 7.3%
  • Average annual mileage 6,389 miles; Great Britain 6,728
  • Car MOT tests, 2025 183,750 178,819 in 2024

How do cars in Southall do at their MOT?

In 2025, 79.0% of the 183,750 car MOT tests at stations in the UB postcode area were passed first time, against 72.8% across Great Britain. The cars tested here averaged 11.0 years old; with that mix of ages, cars across Great Britain pass 72.0% of the time, so Southall does 7.0 points better than its age mix would suggest, 2nd of 118 areas. In 2024 the pass rate here was 77.7%.

Pass rate by age: Southall vs Great Britain

Each pair of bars covers cars of the same age, so an area with older cars is compared fairly.

MOT first-time pass rate by vehicle age in the UB postcode area compared with Great Britain, 2025
Vehicle age SouthallGreat Britain
3 years 90.1%89.5%
4–5 years 90.5%87.6%
6–7 years 87.8%83.0%
8–10 years 82.8%75.7%
11–14 years 74.3%65.5%
15–19 years 67.4%58.0%
20+ years 68.8%61.0%

Source:DVSA,UK Motoring analysis 2025 Updated

Most common MOT failures in Southall

Lamps, reflectors and electrical equipment defects appeared on 46.0% of failed tests here (Great Britain 36.8%). The most common single defect was “Stop lamp: not working” (10.5% of failed tests). 41.2% of tests ended with at least one advisory (Great Britain 51.9%).

Failure categories

The marker shows the share across Great Britain.

Share of failed car MOT tests in the UB postcode area with a defect in each category, with Great Britain for comparison, 2025
Category Share of failed tests
Lamps, reflectors and electrical equipment 46.0%
Tyres 22.2%
Suspension 18.4%
Visibility 16.5%
Brakes 15.9%
Noise, emissions and leaks 10.9%
Body, chassis, structure 7.1%
Steering 4.0%

Source:DVSA,UK Motoring analysis 2025 Updated

Most common defects

Share of failed tests with each defect.

Most common specific MOT defects on failed car tests in the UB postcode area, 2025
Defect Share of failed tests
Stop lamp: not working Lamps, reflectors and electrical equipment 10.5%
Position lamp: not working Lamps, reflectors and electrical equipment 10.3%
Tyres: tread depth below requirements of 1.6mm Tyres 10.0%
Brake pads: less than 1.5 mm thick Brakes 7.6%
Headlamp: not working on dipped beam Lamps, reflectors and electrical equipment 7.3%
Malfunction indicator lamp: inoperative or indicates a malfunction Noise, emissions and leaks 7.0%
Wipers: does not clear the windscreen effectively Visibility 6.2%
Washers: provides insufficient washer liquid Visibility 5.8%
Registration plate lamp(s): inoperative in the case of a single lamp or all lamps Lamps, reflectors and electrical equipment 5.4%
Headlamp aim: too low Lamps, reflectors and electrical equipment 4.9%

Source:DVSA,UK Motoring analysis 2025 Updated

Cars tested most in Southall

The models with the most MOT tests in the UB postcode area in 2025, and how often they passed first time here and across Great Britain. A model’s pass rate depends on the ages of the cars tested, which differ between areas.

Models with the most MOT tests in the UB postcode area, 2025
Model Tests here Pass rate here Great Britain
Toyota Prius 6,568 80.7% 78.6%
Ford Fiesta 5,862 73.0% 65.6%
Vauxhall Corsa 5,849 68.3% 64.6%
Volkswagen Golf 5,452 78.7% 75.0%
Volkswagen Polo 5,315 72.0% 67.4%
Ford Focus 5,063 73.9% 67.8%
Mercedes-Benz C-Class 5,009 81.9% 74.6%
Vauxhall Astra 4,910 72.3% 65.8%
BMW 3 Series 4,594 82.0% 75.7%
Nissan Qashqai 4,419 75.6% 69.0%

Areas ranked near Southall

By pass rate against cars of the same ages. All 118 postcode areas.

Postcode areas ranked near Southall (UB) by age-adjusted MOT pass rate, 2025
Rank Area Pass rate Difference
1 Sutton (SM) 79.0% +7.6 pts
2 Southall (UB) 79.0% +7.0 pts
3 Slough (SL) 78.5% +6.3 pts
4 Romford (RM) 79.4% +5.9 pts
5 Harrow (HA) 78.5% +5.7 pts

Data sources and methodology

Datasets used on this page
Figures Source Period Records Updated
MOT results Anonymised MOT tests and results Driver and Vehicle Standards Agency
Derived statistics UK Motoring
2025 183,750 car MOT tests in the UB area 15 September 2026
  • Normal MOT tests of cars aged three and over at test stations in the UB postcode area in 2025; retests are excluded.
  • The area is where the test station is, not where the car is kept. Most people use a station near home or work, but not all.
  • Postcode area names are Royal Mail’s. The UB area covers more than Southall itself.
  • Same ages: what all cars in Great Britain would score with this area’s mix of ages, in seven age bands.
  • Annual mileage comes from consecutive MOT odometer readings of the same car, 300 to 430 days apart.

Contains public sector information licensed under the Open Government Licence v3.0.