Vauxhall Astra: MOT pass rate and reliability data

The Vauxhall Astra fails its first MOT more often than the average UK car, by 4.8 percentage points. These figures come from the DVSA's full year of anonymised MOT results, covering 640,719 individual Vauxhall Astra tests. Nothing here is an estimate or a survey.

The numbers

First-time pass rate71.9%
UK national average76.7%
Difference-4.8 points
Tests analysed640,719
Average mileage at test86,770 miles
Average year of manufacture2012
Reliability rank1,707 of 2,005 models

What this means if you are buying one

A 71.9% first-time pass rate means roughly 28 in every 100 Vauxhall Astras presented for MOT fail on the first attempt. That is worse than average, so budget for remedial work and treat a fresh 12-month MOT as a genuine selling point rather than a given. The average Vauxhall Astra tested had covered 86,770 miles and was built around 2012.

What this means at salvage auction

Pass rate is a proxy for what a car costs to keep on the road. The Vauxhall Astra sits 4.8 points below the national average, ranked 1,707 of 2,005 models. On one bought as repairable salvage, assume the mechanical side needs more than the visible accident damage, and pad your repair estimate accordingly.

Before you bid: run the lot through the analyzer, check the car's own record, check the mileage, decode the VIN, and if it carries a marker use the write-off value calculator. See how it stacks up against the Ford Fiesta.

Looking at a specific Vauxhall Astra rather than the model in general? The free check covers its MOT and mileage history, and the full HPI report confirms the insurance write-off category, outstanding finance and whether it is recorded stolen, from licensed data for 5 credits. Already own one that has been damaged? Work out whether fixing it beats selling it with the repair or scrap calculator, and see the median recorded closing bid for a damaged Vauxhall Astra: £375 at UK salvage auction, from 182 ended listings, not independently confirmed sales.

Most common MOT failures on a Vauxhall Astra

  1. A spring or spring component fractured or seriously weakened, 5.7% of tests (2.5x the national rate for this defect)
  2. Exhaust system leaking or insecure, 2.5% of tests (2.44x the national rate for this defect)
  3. a brake lining or pad worn below 1.5mm, 3.5% of tests (1.64x the national rate for this defect)
  4. Windscreen washers not working or not providing sufficient fluid to clear the windscreen, 2.7% of tests (1.61x the national rate for this defect)
  5. Engine MIL illuminated indicating a malfunction, 2% of tests (1.58x the national rate for this defect)
  6. Parking brake efficiency below minimum requirement, 1.9% of tests (1.46x the national rate for this defect)
  7. The aim of a headlamp is not within limits laid down in the requirements, 3.1% of tests (1.31x the national rate for this defect)
  8. A headlamp or light source missing, inoperative or more than ½ not functioning in the case of LED, 1.5% of tests (1.25x the national rate for this defect)
  9. A tyre cords visible or damaged, 2.1% of tests (1.23x the national rate for this defect)
  10. Tyre tread depth not in accordance with the requirements, 3.8% of tests (1.19x the national rate for this defect)

From 640,225 DVSA-tracked Vauxhall Astra tests, 2024. DVSA testers marked 5.22% of these flagged Vauxhall Astra defects as "dangerous", meaning the tester judged the car unsafe to drive away, against 5.11% nationally.

Most common MOT advisories on a Vauxhall Astra

An advisory doesn't fail the car - the tester flags it as worth watching, but it still passes. A different list from the failures above: what testers are noting on a Vauxhall Astra before it actually fails on it.

  1. A stub axle swivel pin and/or bush excessively worn, 2.4% of tests (3.8x the national rate for this advisory)
  2. Fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users, 15% of tests (2.69x the national rate for this advisory)
  3. Exhaust system leaking or insecure, 6.7% of tests (2.37x the national rate for this advisory), also fails
  4. A spring or spring component fractured or seriously weakened, 8.8% of tests (1.85x the national rate for this advisory), also fails
  5. Number plate inscription missing or illegible, 4.8% of tests (1.8x the national rate for this advisory)
  6. Brake pipe damaged or excessively corroded, 8.8% of tests (1.42x the national rate for this advisory)
  7. Brake disc or drum significantly and obviously worn, 4.4% of tests (1.4x the national rate for this advisory)
  8. Brake disc or drum excessively weakened, insecure or fractured, 16.6% of tests (1.35x the national rate for this advisory)
  9. A tyre seriously damaged, 20.5% of tests (1.33x the national rate for this advisory)
  10. Significant brake effort recorded with no brake applied indicating a binding brake, 2.6% of tests (1.3x the national rate for this advisory)

From 640,225 DVSA-tracked Vauxhall Astra tests, 2024.

Vauxhall Astra pass rate by model year

From its 1995 to its 2021 model year, the Vauxhall Astra's first-time pass rate has risen 21.4 points, from 70.1% to 91.5%, the usual pattern: a newer model year is a younger car today, so it fails less. First-time pass rate for each Vauxhall Astra year:

Vauxhall Astra by fuel type

The Vauxhall Astra's two most-tested fuel types split by 0.9 points: petrol passes first time 72.7% of the time (445,251 tests) against 71.8% for diesel (191,331 tests).

Other Vauxhall models

Models with a similar pass rate

If this car is a salvage or write-off

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Vauxhall Astra MOT pass rate badge: 71.9%

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Vauxhall Astra most common MOT failure: A spring or spring component fractured or seriously weakened (5.7% of tests)

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All 2,005 models ranked by MOT pass rate