MOT cost .

Vauxhall

Astra Business Edition Nav T D

1,062 MOT tests analysed. sits above the UK fleet average — here's where Astra Business Edition Nav T Ds pass, fail, and end up on the retest sheet.

That's 10.0 points above the UK fleet average across our 1,988 tracked models — a confident result.

Pass

85.7%

Pass-after-fix

4.3%

Fail

9.1%

Avg miles

37,982

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

The picture

Astra Business Edition Nav T D: a strong MOT record by UK norms

Across 1,062 MOT tests, the Astra Business Edition Nav T D returns 85.7% first-time pass — comfortably ahead of the UK fleet average. The single most-logged Major fail is brake pads worn below 1.5 mm. The engine warning light staying lit and a seriously damaged tyre round out the top three. Average tested mileage sits at 37,982, 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 brake lining or pad worn below 1.5mm

    28 occurrences · 2.6% of tests

  2. 02

    Engine MIL illuminated indicating a malfunction

    18 occurrences · 1.7% of tests

  3. 03

    A tyre seriously damaged

    17 occurrences · 1.6% of tests

  4. 04

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

    16 occurrences · 1.5% of tests

  5. 05

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

    8 occurrences · 0.8% of tests

  6. 06

    Stop lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning

    7 occurrences · 0.7% of tests

  7. 07

    Engine MIL illuminated indicating a malfunction

    7 occurrences · 0.7% of tests

  8. 08

    A tyre pressure monitoring system malfunctioning or obviously inoperative

    7 occurrences · 0.7% of tests

  9. 09

    Tyre tread depth not in accordance with the requirements

    5 occurrences · 0.5% of tests

  10. 10

    A headlamp or light source missing, inoperative or more than ½ not functioning in the case of LED

    4 occurrences · 0.4% 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 2 failures

£88–£195

If every one of this Astra Business Edition Nav T D'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

Brake pad measurement gauge

Testers fail pads under 1.5mm. A wear gauge tells you if you've got two months left or two weeks.

Search Amazon UK

Item 02 · Amazon UK

H7 / W21W bulb pack

A spare-bulb kit lives in the boot. Test morning is not the time to find your stop-lamp's gone.

Search Amazon UK

Buying or keeping a Astra Business Edition Nav T D?

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 Astra Business Edition Nav T D 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.