Dennis Unclassified
BusFrom 255 MOT tests. Above average for its class.
Common MOT failure categories
What goes wrong?
The most common MOT failure reasons are windscreen washers not working or not providing sufficient fluid to clear the windscreen, the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired, a gas, air or fluid suspension system component damaged and modified or deteriorated in a way that it would adversely affect the functioning of the system. The top issue, windscreen washers not working or not providing sufficient fluid to clear the windscreen, caused 7 failures in 2024. Checking tread depth (1.6mm legal minimum, 3mm recommended) before your test can save an unnecessary fail. You can check prices at Black Circles if you need replacements. If you need repairs before retesting, sites like BookMyGarage let you compare local prices.
| windscreen washers not working or not providing sufficient fluid to clear the windscreen | 7 |
| the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired | 7 |
| a gas, air or fluid suspension system component damaged, modified or deteriorated in a way that it would adversely affect the functioning of the system | 6 |
| a lamp with a multiple light source up to 1/2 not functioning | 6 |
| a tyre over ten years old is fitted to a front steered axle of a bus, coach, or any axle on a minibus with a single wheel fitment | 5 |
| a lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning | 4 |
| power steering fluid leaking or system malfunctioning | 4 |
| headlamp emitted colour, position or intensity not in accordance with the requirements | 4 |
| fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users | 3 |
| a tyre cords visible or damaged | 3 |
How serious are these failures?
Not all MOT failures are equal. Only 20.4% of Unclassified failures are serious (safety or roadside), below the 44.4% average. When this car fails its MOT, it's more likely to be lights, wipers, or emissions than something dangerous. When it does fail, the average repair bill is around £81.
Typical mileage
Half of all Unclassifieds tested had between 23,478 and 219,623 miles on the clock. A significant number are high-mileage vehicles.
At 87,243 median miles, the Unclassified has 0.018 failures per 10,000 miles driven.
Common questions
What is the Dennis Unclassified MOT pass rate?
The Dennis Unclassified has a 84.7% MOT pass rate based on 255 real MOT tests. This is above the national average.
What are common MOT failures on a Dennis Unclassified?
The most common MOT failure on the Dennis Unclassified is windscreen washers not working or not providing sufficient fluid to clear the windscreen, which caused 7 failures. Other common issues include the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired.
What is the typical mileage of a Dennis Unclassified at MOT?
The median mileage at MOT for a Dennis Unclassified is 87,243 miles. The middle 50% of vehicles tested have between 23,478 and 219,623 miles.
MOT data from DVSA anonymised test results, 2024 test year. Fleet data from DfT vehicle licensing statistics. Crown copyright, OGL v3.0. MOT pass rates are statistical summaries of test outcomes, not assessments of individual vehicle safety or condition. Always inspect a vehicle and check its full MOT history before purchasing. See terms of use.