MOT failure data · 2025
London Taxis International TX4 MOT problems
Across every London Taxis International TX4 that failed its 2025 MOT, the defect testers recorded most often was pins and bushes pin or bush excessively worn, on 13.89% of failure items. The broadest problem area was suspension at 36.93%. These are recorded defects across the model, not a diagnosis of any one car.
Most common London Taxis International TX4 MOT failures
| # | Recorded defect | Area | Share |
|---|---|---|---|
| 1 | Pins and bushes pin or bush excessively worn | Suspension | 13.89% |
| 2 | Ball joint ball joint excessively worn | Suspension | 6.72% |
| 3 | Rbt (sp) efficiency below requirements | Brakes | 3.9% |
| 4 | Position lamp not working | Lamps, reflectors and electrical equipment | 3.24% |
| 5 | Shock absorbers has an excessively worn bush | Suspension | 3.04% |
| 6 | Ball joint dust cover ball joint dust cover no longer prevents the ingress of dirt | Suspension | 2.81% |
| 7 | Wheel bearings has excessive play | Suspension | 2.41% |
| 8 | Malfunction indicator lamp inoperative or indicates a malfunction | Noise, emissions and leaks | 2.34% |
| 9 | Tread depth tread depth below requirements of 1.6mm | Tyres | 2.23% |
| 10 | Coil spring fractured or broken | Suspension | 2.19% |
Shares are of all recorded failure items for this model, so they sum to less than 100% — a single failed test often records several defects, and the long tail below the top 10 is not shown.
What this means if you are buying one
Use it as a viewing checklist. If you are looking at a London Taxis International TX4, these are the areas worth inspecting and worth asking about — and worth reading the car's own MOT history for, since a defect that keeps reappearing as an advisory is a better signal than any model-wide average.
The MOT record also has hard limits: it does not check the engine, clutch or gearbox, and it says nothing about outstanding finance, insurance write-off history, stolen markers or whether the mileage is genuine. Our used London Taxis International TX4 buying guide covers what to check beyond the MOT.
Checking a specific London Taxis International TX4?
Enter its registration for finance, write-off, stolen, mileage and keeper history.
London Taxis International TX4 MOT FAQs
What does a London Taxis International TX4 most commonly fail its MOT on?
The single most recorded defect on London Taxis International TX4 cars failing their 2025 MOT was "pins and bushes pin or bush excessively worn", appearing on 13.89% of failure items.
Does this mean my London Taxis International TX4 will fail?
No. This is what testers recorded across every London Taxis International TX4 that failed in 2025. It shows where this model tends to need attention, not the condition of any individual car. The London Taxis International TX4 passed 77.64% of its initial tests.
How do I see a specific London Taxis International TX4's MOT history?
Enter its registration on our free MOT history check to see that car's own test results, advisories and recorded mileages.
See also: London Taxis International TX4 MOT pass rate · used London Taxis International TX4 buying guide · free MOT history check
Defect counts from the DVSA MOT Anonymised test-item data for 2025 (class 4 initial tests, failure items only — advisories and minor defects excluded), licensed under the Open Government Licence v3.0.