At a glance
How 2,741 first tests went in 2025.
- Passed first time
- 54 in every 100
- Did not pass first time
- 46 in every 1001,252 failed first-attempt tests
- The typical car
- 16 yearsabout 96,225 miles
- First tests counted
- 2,741
What failed most often
- Handbrake efficiency below minimum (roller test)20 in every 100 failed tests
- Coil spring (front)14 in every 100 failed tests
- Tyre condition (front)9 in every 100 failed tests
How we count this. Data: UK MOT open data, 2025. Only Class 4 cars on their first MOT of the year are counted. A car that fails and is fixed at the test station still counts as a fail in the first-attempt rate. These are raw results, not adjusted for age, mileage, or peer mix. The MOT does not test engine or gearbox internals.
These are patterns across 2009 Alfa Romeo Mito vehicles in 2025, not a prediction that any one car will have them. Faults are grouped by part of the car. A wear pattern follows age and use more than the way the car was built. They come from MOT defect codes, not manufacturer bulletins, recalls or a diagnosis of any one car.
Suspension
Three faults. The strongest is the suspension sub-frame (front): 9.4 times as often as on similar cars.
Figures below are measured across the 1,252 failed first attempts in 2025 that had a mileage recorded, which allows a like-for-like comparison.
We only list faults with at least 20 failures and a rate of about 2.0 times that of similar cars, which keeps one-off results out of the list.
Suspension sub-frame (front)
What it means
A suspension sub-frame insecurely attached to the chassis or axle is Major, and Dangerous when it is insecure and impairing directional stability. A sub-frame that is missing, likely to become detached, fractured or likely to fail is also Dangerous. Excessive damage or corrosion that seriously weakens it is Major.
Wheel bearings (rear)
Coil spring (front)
What it means
A missing bump stop rubber is not a reason to fail a coil spring. When the vehicle is jacked and lowered, a spring that does not correctly locate as the suspension returns to its normal running position is rejected as insecurely attached. A missing spring is Major, and graded Dangerous where directional control is affected.
Data: UK MOT open data, 2025. Compared with cars of the same age and mileage.
Seat belts and restraints
One fault: seat belt condition (rear), 3.8 times as often as on similar cars.
Seat belt condition (rear)
Data: UK MOT open data, 2025. Compared with cars of the same age and mileage.
Brakes
Three faults and two wear patterns. The strongest is the brake performance not tested: 3.6 times as often as on similar cars.
Brake performance not tested
What it means
A brake performance test recorded as unable to be tested is Major. DVSA says the result must only be used where it becomes apparent during the test that the item cannot be tested, and this could not have been identified before starting. The reason has to go in the additional information box.
Handbrake efficiency below minimum (roller test)
What it means
A parking brake with efficiency below the minimum requirement is Major, and graded Dangerous where efficiency is less than half of the required value. On a roller brake tester, the requirement counts as met if more than half of the wheels of a brake system lock. The check applies only to vehicles whose parking brake was not already tested as the secondary brake.
Handbrake performance (roller test, rear)
Brake pads (rear)
What it means
A pad worn down to its wear indicator, or contaminated with oil or grease, is Major. A pad worn below the set thickness limit, missing or incorrectly mounted is Dangerous. The manual treats an illuminated brake wear indicator as no reason for failure, although DVSA also lists an illuminated indicator as a Major row.
Also noted as an advisory
Testers also noted it as an advisory, worn but not yet failing, on 89 first tests, 2.1 times as often as on similar cars.
Brake discs (rear)
What it means
A brake disc or drum must be significantly worn before it is rejected, and being worn below the manufacturer's recommended limits is not a reason in itself. Significantly and obviously worn is Major, as is contamination with oil or grease. A disc or drum that is fractured, insecure, seriously weakened or missing is graded Dangerous.
Also noted as an advisory
Testers also noted it as an advisory, worn but not yet failing, on 177 first tests, 2.3 times as often as on similar cars.
Data: UK MOT open data, 2025. Compared with cars of the same age and mileage. Advisories count notes recorded on failed first tests only.
Body and structure
One fault: exhaust system (front), 3.4 times as often as on similar cars.
Exhaust system (front)
What it means
Exhaust fumes causing a danger to health of persons on board are graded Dangerous, and so is a silencer likely to become detached. Fumes entering the cabin are Major. One or more missing or defective mountings does not necessarily make the exhaust insecure, since testers assess the overall security of the system.
Also noted as an advisory
Testers also noted it as an advisory, worn but not yet failing, on 78 first tests, 3.0 times as often as on similar cars.
Data: UK MOT open data, 2025. Compared with cars of the same age and mileage. Advisories count notes recorded on failed first tests only.
Lamps and electrical
One fault and one wear pattern. The strongest is the headlight aim not tested: 2.4 times as often as on similar cars.
Headlight aim not tested
What it means
Headlamp aim recorded as not tested, or unable to be tested, is a Major failure. These results must only be used where it becomes apparent during the test that the item cannot be tested, and this could not have been identified before starting. The reason must be included in the additional information box.
Rear fog light
What it means
A missing obligatory rear fog lamp, one that is not working, or one that does not emit a steady red light is graded Major. A rear fog lamp adversely affected by the operation of any other lamp is Major too. The manual allows it to go out when main beam is switched on or when dipped beam headlamps are switched off.
Data: UK MOT open data, 2025. Compared with cars of the same age and mileage.
Advisories
Other things testers noted as worn or close to failing, more often than on similar cars.
An advisory is a note from the tester about something that has not failed yet. It is an early warning, not a fail. Advisories for the faults above are shown with those faults.
Transmission oil leaks
Suspension arm (front)
Coil spring (rear)
Headlight
Data: UK MOT open data, 2025. Counts cover advisories recorded on failed first tests only, compared with cars of the same age and mileage.
MOT pass rates
How first tests ended, and how the pass rates are counted.
- Passed first time
- 54in every 100
- Passed on the first test.
- Fixed at the station
- 6in every 100
- Failed, then fixed at the test station the same day.
- Failed
- 40in every 100
- Did not pass, and were not fixed at the test station.
First-attempt pass 54.3% of 2,741 first tests (2025): only cars that passed first time count. Official-style pass 60.4%: cars fixed at the test station also count as a pass. The 6 fixed and the 40 not fixed make the 46 in every 100 that did not pass first time.
Same model, other years
Passed first time in every 100, all tested in 2025.
Newer cars are younger, so look for a jump rather than the climb. A year earlier (2024), when these cars were a year younger, 55 in every 100 passed first time.
| Year | Passed first time | First tests |
|---|---|---|
| 2009 This car | 54 in every 100 | 2,741 |
| 2010 | 58 in every 100 | 2,523 |
| 2011 | 58 in every 100 | 2,298 |
| 2012 | 62 in every 100 | 1,928 |
| 2013 | 60 in every 100 | 1,460 |
| 2014 | 62 in every 100 | 1,512 |
| 2015 | 61 in every 100 | 1,436 |
| 2016 | 67 in every 100 | 1,381 |
| 2017 | 68 in every 100 | 692 |
| 2018 | 72 in every 100 | 385 |
If you are buying one
What this year's MOT record means for the decision in front of you.
Mileage matters most on a 2009 Mito.
Of 2009 Mito vehicles with under 73,000 miles, 62 in every 100 passed their 2025 MOT first time. With 121,000 miles or more, 51 in every 100 did.
What to check at your mileage
How often each fault turned up on a failed first test, by the car's mileage. Read it as: what is likely to need looking at on a car like the one in front of you.
| Under 73,000 | 89,000–104,000 | 121,000 and over | |
|---|---|---|---|
| Handbrake efficiency below minimum (roller test) | 4.7 | 10.4 | 11.4 |
| Coil spring (front) | 5.4 | 6.4 | 6.7 |
| Tyre condition (front) | 3.2 | 4.7 | 4.0 |
| Petrol emissions (with catalyst) | 1.8 | 2.7 | 4.5 |
| Headlight | 2.1 | 2.9 | 5.2 |
Faults per 100 first tests, by the car's mileage at the test.
When a car fails
of failed cars had one item to fix.
of failed cars had three or more items to fix.
of all first tests had a defect the tester marked dangerous (unsafe to drive away).
Every figure here is a first-attempt MOT rate from DVSA open data for this model line, for cars of this model year tested in 2025. Each mileage band holds a fifth of the tests. MOTs do not test engine or gearbox internals, so this is a pre-purchase checklist, not a full reliability score.
FAQs
Short answers about how to read this model-year guide.
About this data
How this page is built and what it can (and can't) say.
These figures come from UK MOT open data for this model year. We surface common failure patterns against similar cars, not a full reliability score, and not a pass/fail verdict on any individual vehicle.
What we include
UK Class 4 cars only. Normal MOT tests (not retests); first test per vehicle per calendar year; results pass, PRS, or fail.
Same-day repairs
PRS means the car failed items that were fixed at the test station and then passed the same day. We count PRS as a first-attempt fail in headline rates so same-day repairs do not hide problems.
How we compare
We compare this model year with other Class 4 cars of similar age and mileage in the same test year. This model family is left out of the peer group so the car is not measured against itself.
What this does not cover
- MOTs do not cover engine internals, gearboxes, or many electronics; this is not a full reliability score.
- Common faults come from MOT defect stats, not manufacturer TSBs or recalls.
- Age and mileage matching reduces, but does not remove, differences in how cars were used and maintained.
- If the data for a car is too thin to say anything useful, we say so rather than guess.
Contains public sector information licensed under the Open Government Licence v3.0.
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