At a glance
How 1,730 first tests went in 2025.
- Passed first time
- 57 in every 100
- Did not pass first time
- 43 in every 100743 failed first-attempt tests
- The typical car
- 18 yearsabout 126,415 miles
- First tests counted
- 1,730
What failed most often
- Suspension mounting area (rear)13 in every 100 failed tests
- Suspension arm ball joint (front)11 in every 100 failed tests
- Track rod end (front)11 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 2007 Mitsubishi Shogun 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.
Steering
Two faults. The strongest is the steering rack (front): 15 times as often as on similar cars.
Figures below are measured across the 742 of 743 failed first attempts (99.9%) that recorded an odometer reading in 2025. Mileage is needed to compare like with like.
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.
Steering rack (front)
What it means
Steering gear casing retaining devices dangerously loose, or visible relative movement to the chassis or bodywork, is graded Dangerous. A casing not properly attached, or fractured, is Major, but a fracture that affects the stability or attachment of the casing is Dangerous. A gaiter damaged but still keeping dirt out is Minor, and Major once missing or no longer doing so.
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.
Suspension
Three faults. The strongest is the anti-roll bar pins and bushes (front): 8.9 times as often as on similar cars.
Anti-roll bar pins and bushes (front)
What it means
An anti-roll bar pin or bush that is excessively worn is Major, and one likely to become detached is graded Dangerous. The wording is DVSA's general rule for a suspension pin, bush or joint.
Also noted as an advisory
Testers also noted it as an advisory, worn but not yet failing, on 22 first tests, 4.4 times as often as on similar cars.
Suspension mounting area (rear)
What it means
The load bearing structure within a set distance of a sub-frame, spring or suspension component mounting is a prescribed area. Major applies when its strength or continuity is significantly reduced or it is inadequately repaired. Dangerous applies when it is so weakened that control of the vehicle is likely to be adversely affected.
Suspension arm pins and bushes (rear)
What it means
Pins and bushes on suspension arms fail as Major when they are excessively worn. They are graded Dangerous when likely to become detached. DVSA uses the same wording for a suspension joint.
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
Two faults. The strongest is the chassis condition (rear): 4.5 times as often as on similar cars.
Chassis condition (rear)
What it means
A main load-bearing structural member that is fractured, deformed, modified or inadequately repaired is Major when structural rigidity is significantly reduced, and Dangerous where steering or braking is likely to be adversely affected. Corrosion of the body, cab or chassis at a mounting point is Dangerous where overall security or stability is impaired.
Also noted as an advisory
Testers also noted it as an advisory, worn but not yet failing, on 26 first tests, 2.8 times as often as on similar cars.
Vehicle structure condition (rear)
What it means
Structure that is fractured, deformed, corroded, modified or inadequately repaired is failed on rigidity only if the overall structural rigidity of the vehicle is significantly reduced. Structure that is likely to affect steering or braking adversely is graded Dangerous. Prescribed areas are not covered here, as they are checked under other sections, including brakes and steering.
Data: UK MOT open data, 2025. Compared with cars of the same age and mileage. Advisories count notes recorded on failed first tests only.
Noise, emissions and leaks
One fault: diesel emissions not tested, 4.4 times as often as on similar cars.
Diesel emissions not tested
What it means
An emissions test on a diesel that is unable to be completed is graded Major. The failure wording 'not tested' carries the same Major grade.
Data: UK MOT open data, 2025. Compared with cars of the same age and mileage.
Lamps and electrical
One fault: rear fog light, 2.4 times as often as on similar cars.
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.
Brakes
One fault: brake performance (roller test, front), 2.2 times as often as on similar cars.
Brake performance (roller test, front)
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.
Wheel bearings (front)
Vehicle structure condition
Suspension arm (front)
Suspension arm ball joint (front)
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
- 57in 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
- 37in every 100
- Did not pass, and were not fixed at the test station.
First-attempt pass 57.1% of 1,730 first tests (2025): only cars that passed first time count. Official-style pass 63.1%: cars fixed at the test station also count as a pass. The 6 fixed and the 37 not fixed make the 43 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, 56 in every 100 passed first time.
| Year | Passed first time | First tests |
|---|---|---|
| 2001 | 55 in every 100 | 401 |
| 2002 | 60 in every 100 | 712 |
| 2003 | 58 in every 100 | 1,259 |
| 2004 | 59 in every 100 | 2,376 |
| 2005 | 58 in every 100 | 2,651 |
| 2006 | 57 in every 100 | 2,119 |
| 2007 This car | 57 in every 100 | 1,730 |
| 2008 | 60 in every 100 | 773 |
| 2009 | 61 in every 100 | 531 |
| 2010 | 63 in every 100 | 934 |
| 2011 | 65 in every 100 | 1,008 |
| 2012 | 67 in every 100 | 622 |
| 2013 | 70 in every 100 | 859 |
| 2014 | 73 in every 100 | 1,478 |
| 2015 | 77 in every 100 | 1,777 |
| 2016 | 77 in every 100 | 1,487 |
| 2017 | 80 in every 100 | 1,123 |
| 2018 | 81 in every 100 | 1,089 |
| 2019 | 81 in every 100 | 695 |
| 2020 | 83 in every 100 | 652 |
| 2021 | 86 in every 100 | 1,129 |
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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