MOT cost .

London Taxis Int

Tx4 Limited Edition Auto

569 MOT tests analysed. lands in the middle of the pack — here's where Tx4 Limited Edition Autos pass, fail, and end up on the retest sheet.

That's 4.4 points below the UK fleet average across our 1,988 tracked models — buyers should expect more first-time fails than the typical UK car.

Pass

71.3%

Pass-after-fix

12.7%

Fail

15.8%

Avg miles

123,428

Pass + Pass-after-fix + Fail = 100%

The picture

Tx4 Limited Edition Auto: middle-of-the-pack on first-time pass

Across 569 MOT tests, the Tx4 Limited Edition Auto returns 71.3% first-time pass — below the UK fleet average. The single most-logged Major fail is worn suspension bushes. Worn suspension bushes and a broken or weak spring round out the top three. Average tested mileage sits at 123,428, which is the lens to read those failure rankings through. If you own one and the next test is close, the ranked list below is a sensible pre-test checklist.

Top ten reasons for rejection.

  1. 01

    A suspension pin, bush or joint excessively worn

    37 occurrences · 6.5% of tests

  2. 02

    A suspension pin, bush or joint excessively worn

    16 occurrences · 2.8% of tests

  3. 03

    A spring or spring component fractured or seriously weakened

    14 occurrences · 2.5% of tests

  4. 04

    Parking brake efficiency below minimum requirement

    12 occurrences · 2.1% of tests

  5. 05

    Engine MIL illuminated indicating a malfunction

    12 occurrences · 2.1% of tests

  6. 06

    A rear registration plate lamp or light source missing or inoperative in the case of multiple lamps or light sources

    11 occurrences · 1.9% of tests

  7. 07

    A shock absorber bush excessively worn

    10 occurrences · 1.8% of tests

  8. 08

    A suspension joint dust cover severely deteriorated

    9 occurrences · 1.6% of tests

  9. 09

    The aim of a headlamp is not within limits laid down in the requirements

    8 occurrences · 1.4% of tests

  10. 10

    Tyre tread depth not in accordance with the requirements

    8 occurrences · 1.4% of tests

Counts cover Major and Dangerous defects logged at test. Advisory items excluded so this shows why a car was rejected, not just what the tester flagged in passing.

Worst-case fix budget · top 3 failures

£240£720

If every one of this Tx4 Limited Edition Auto's most-logged Major fails hit at the same MOT, that's the real-world UK garage range. Reality is usually one or two items, not all of them. Open the estimator →

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Build your own retest budget.

Buying or keeping a Tx4 Limited Edition Auto?

Use the failure ranking as a pre-test checklist or a haggling lever. Treat the headline pass rate as a fleet-wide trend, not a guarantee on any individual car.

If you own a Tx4 Limited Edition Auto and your last MOT looked nothing like the ranked failures above, that's normal — individual cars vary widely. The ranking shows the patterns testers flag most often across the country.