At a glance
How 808 first tests went in 2025.
- Passed first time
- 62 in every 100
- Did not pass first time
- 38 in every 100311 failed first-attempt tests
- The typical car
- 24 yearsabout 120,790 miles
- First tests counted
- 808
What failed most often
- Petrol emissions (with catalyst)17 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 2001 Toyota RAV4 vehicles in 2025, not a prediction that any one car will have them. Faults are grouped by part of the car. They come from MOT defect codes, not manufacturer bulletins, recalls or a diagnosis of any one car.
Suspension
One fault: coil spring (rear), 3.3 times as often as on similar cars.
Figures below are measured across the 311 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.
Coil spring (rear)
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.
Noise, emissions and leaks
Two faults. The strongest is the petrol engine warning light: 2.1 times as often as on similar cars.
Petrol engine warning light
What it means
The malfunction indicator lamp (MIL) on a petrol engine is a Major failure when it is illuminated indicating a malfunction. The detail line DVSA gives for the same row also names an inoperative lamp. The test covers only certain petrol vehicles, depending on their age, size and fuel type.
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.
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.
Exhaust system (rear)
Flexible brake hoses (rear)
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
- 62in every 100
- Passed on the first test.
- Fixed at the station
- 7in every 100
- Failed, then fixed at the test station the same day.
- Failed
- 31in every 100
- Did not pass, and were not fixed at the test station.
First-attempt pass 61.5% of 808 first tests (2025): only cars that passed first time count. Official-style pass 69.4%: cars fixed at the test station also count as a pass. The 7 fixed and the 31 not fixed make the 38 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, 60 in every 100 passed first time.
| Year | Passed first time | First tests |
|---|---|---|
| 1998 | 56 in every 100 | 459 |
| 1999 | 63 in every 100 | 373 |
| 2000 | 60 in every 100 | 389 |
| 2001 This car | 62 in every 100 | 808 |
| 2002 | 60 in every 100 | 1,544 |
| 2003 | 61 in every 100 | 2,179 |
| 2004 | 61 in every 100 | 2,857 |
| 2005 | 63 in every 100 | 2,942 |
| 2006 | 57 in every 100 | 1,936 |
| 2007 | 59 in every 100 | 2,836 |
| 2008 | 59 in every 100 | 2,869 |
| 2009 | 61 in every 100 | 1,429 |
| 2010 | 69 in every 100 | 427 |
| 2011 | 68 in every 100 | 458 |
| 2012 | 71 in every 100 | 1,489 |
| 2013 | 76 in every 100 | 4,288 |
| 2014 | 79 in every 100 | 4,492 |
| 2015 | 81 in every 100 | 5,189 |
| 2016 | 82 in every 100 | 7,354 |
| 2017 | 82 in every 100 | 7,501 |
| 2018 | 83 in every 100 | 7,041 |
| 2019 | 91 in every 100 | 8,590 |
| 2020 | 91 in every 100 | 11,168 |
| 2021 | 91 in every 100 | 11,743 |
| 2022 | 94 in every 100 | 9,602 |
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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