MOT cost .

MG

3 Exclusive Nav Vti Tech

858 MOT tests analysed. sits above the UK fleet average — here's where 3 Exclusive Nav Vti Techs pass, fail, and end up on the retest sheet.

That's 10.3 points above the UK fleet average across our 1,988 tracked models — a confident result.

Pass

86.0%

Pass-after-fix

6.6%

Fail

7.2%

Avg miles

16,710

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

The picture

3 Exclusive Nav Vti-Tech: a strong MOT record by UK norms

Across 858 MOT tests, the 3 Exclusive Nav Vti-Tech returns 86.0% first-time pass — comfortably ahead of the UK fleet average. The single most-logged Major fail is a defective wiper blade. A tyre with the cords showing and a seriously damaged tyre round out the top three. Average tested mileage sits at 16,710, 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

    Wiper blade defective

    12 occurrences · 1.4% of tests

  2. 02

    A tyre cords visible or damaged

    12 occurrences · 1.4% of tests

  3. 03

    A tyre seriously damaged

    9 occurrences · 1.0% of tests

  4. 04

    A tyre pressure monitoring system malfunctioning or obviously inoperative

    8 occurrences · 0.9% of tests

  5. 05

    Windscreen or window damaged or seriously discoloured but not adversely affecting driver's view

    7 occurrences · 0.8% of tests

  6. 06

    Parking brake efficiency below minimum requirement

    5 occurrences · 0.6% of tests

  7. 07

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

    5 occurrences · 0.6% of tests

  8. 08

    Tyre tread depth not in accordance with the requirements

    5 occurrences · 0.6% of tests

  9. 09

    Brakes imbalance across an axle such that the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle.

    4 occurrences · 0.5% of tests

  10. 10

    Excessive fluctuation in brake effort through each wheel revolution.

    4 occurrences · 0.5% 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 2 failures

£80–£140

If every one of this 3 Exclusive Nav Vti Tech'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.

Tools that pre-empt a retest.

Picked against this car's top failure patterns. Affiliate links to Amazon UK — we earn a small cut at no cost to you. Disclosed up-front, doesn't shape the data.

Item 01 · Amazon UK

Bosch Aerotwin wiper blades

Cheap wipers fail the test on smear streaks. Bosch Aerotwins last a winter and clear a screen properly.

Search Amazon UK

Item 02 · Amazon UK

Digital tyre-tread depth gauge

Five quid for a gauge beats £150 for a retest. UK MOT minimum is 1.6mm — most testers fail anything below 2mm to be safe.

Search Amazon UK

Buying or keeping a 3 Exclusive Nav Vti Tech?

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 3 Exclusive Nav Vti Tech 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.