At a glance
How 1,634 first tests went in 2025.
- Passed first time
- 65 in every 100
- Did not pass first time
- 35 in every 100580 failed first-attempt tests
- The typical car
- 9 yearsabout 50,420 miles
- First tests counted
- 1,634
What failed most often
- Track rod end (front)21 in every 100 failed tests
- Headlight aim11 in every 100 failed tests
- Brake light10 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 2016 Fiat Punto 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.
Body and structure
One fault: exhaust system (front), 6.4 times as often as on similar cars.
Figures below are measured across the 580 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.
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.
Data: UK MOT open data, 2025. Compared with cars of the same age and mileage.
Steering
One fault: track rod end (front), 5.0 times as often as on similar cars.
Track rod end (front)
What it means
A steering ball joint with excessive wear or free play is Major, and one worn to the extent there is a serious risk of detachment is graded Dangerous. A dust cover that is damaged but still keeps dirt out is Minor, and one missing or no longer keeping dirt out is Major. Testers must tell wear from a joint's built-in clearance or spring loading.
Data: UK MOT open data, 2025. Compared with cars of the same age and mileage.
Lamps and electrical
Three faults and one wear pattern. The strongest is the individual sidelight or tail light (rear): 5.0 times as often as on similar cars.
Individual sidelight or tail light (rear)
What it means
A position lamp showing red light to the front or white light to the rear is Major. Rear lamps must show a steady red light, and front ones can show white, predominantly white with a blue tinge, or yellow if combined in a yellow headlamp. With a multiple light source, up to half not working is Minor and more than half is Major.
Brake light (rear)
What it means
All stop lamps missing or not working is graded Dangerous, and so is a stop lamp that stays on when the brakes are released. A stop lamp that is missing or not working is Major. On some vehicles with LED rear lamps, part of the stop lamp can go out when the rear fog lamp is lit, which is not regarded as a defect.
Individual sidelight or tail light (front)
What it means
A position lamp showing red light to the front or white light to the rear is Major. Rear lamps must show a steady red light, and front ones can show white, predominantly white with a blue tinge, or yellow if combined in a yellow headlamp. With a multiple light source, up to half not working is Minor and more than half is Major.
Headlight aim (front)
What it means
Beam aim too high, too low or off to either side is Major. Where a driver's beam aim control is fitted, the aim is tested without altering the setting, and rechecked at the highest setting only if it would fail for being too low. Masks or converter kits on right hand dip headlamps are acceptable.
Data: UK MOT open data, 2025. Compared with cars of the same age and mileage.
Noise, emissions and leaks
One fault: petrol emissions (with catalyst), 2.4 times as often as on similar cars.
Petrol emissions (with catalyst)
What it means
Emissions levels over the manufacturer's specified limits are Major, as are levels over default limits, which apply when no exact match is found for the vehicle. Dense blue or clearly visible black smoke at idle, held for a set period, is Major, except for certain older vehicles and two stroke engines where smoke is unavoidable. An induction or exhaust leak that could affect emissions levels is Major too.
Data: UK MOT open data, 2025. Compared with cars of the same age and mileage.
Brakes
One fault: handbrake efficiency below minimum (roller test), 2.1 times as often as on similar cars.
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.
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.
Coil spring (rear)
Exhaust system
Engine oil leaks
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
- 65in every 100
- Passed on the first test.
- Fixed at the station
- 8in every 100
- Failed, then fixed at the test station the same day.
- Failed
- 27in every 100
- Did not pass, and were not fixed at the test station.
First-attempt pass 64.5% of 1,634 first tests (2025): only cars that passed first time count. Official-style pass 72.8%: cars fixed at the test station also count as a pass. The 8 fixed and the 27 not fixed make the 35 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, 67 in every 100 passed first time.
| Year | Passed first time | First tests |
|---|---|---|
| 2002 | 52 in every 100 | 539 |
| 2003 | 56 in every 100 | 835 |
| 2004 | 50 in every 100 | 1,483 |
| 2005 | 55 in every 100 | 1,172 |
| 2006 | 51 in every 100 | 4,208 |
| 2007 | 50 in every 100 | 6,732 |
| 2008 | 52 in every 100 | 5,519 |
| 2009 | 55 in every 100 | 5,886 |
| 2010 | 52 in every 100 | 6,606 |
| 2011 | 55 in every 100 | 4,980 |
| 2012 | 56 in every 100 | 5,358 |
| 2013 | 55 in every 100 | 3,949 |
| 2014 | 57 in every 100 | 3,382 |
| 2015 | 62 in every 100 | 2,346 |
| 2016 This car | 65 in every 100 | 1,634 |
| 2017 | 63 in every 100 | 1,188 |
| 2018 | 61 in every 100 | 304 |
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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