MOT fail rates
Dacia Duster MOT fail rate by age
How often the Dacia Duster fails its MOT at each age, compared with all cars of the same age, and what it fails on. From 274,804 DVSA MOT tests taken 2022 to 2025.
MOT data updated
At 3 years, the most tested age
262 of 343 model groups with enough tests fail less often at 3 years.
What stands out
- At 3 years the Dacia Duster fails 14.9% of MOTs (43,431 tests), 2.9 points above the 12.1% for all cars that age. At 12 years it fails 43.2% (5,963 tests), 7.2 points above the 36.0% average.
- The gap is widest at 10 years: 9.6 points above all cars.
- At 3 years its listed fail items are all wear items, led by Dipped headlight not working at 2.7 per 100 MOTs.
MOT fail rate by age
Solid line: this model. Dashed line: all cars at the same age.
| Age | MOT fail rate | Tests (n) | All cars | Difference | Median mileage |
|---|---|---|---|---|---|
| 3 years | 14.9% | 43,431 | 12.1% | +2.9 pts | 21,312 miles |
| 4 years | 19.3% | 40,935 | 13.4% | +6.0 pts | 28,212 miles |
| 5 years | 23.3% | 38,500 | 15.3% | +8.0 pts | 35,322 miles |
| 6 years | 26.1% | 37,186 | 17.8% | +8.3 pts | 43,442 miles |
| 7 years | 27.8% | 28,180 | 20.6% | +7.1 pts | 52,467 miles |
| 8 years | 32.2% | 25,310 | 23.8% | +8.5 pts | 61,434 miles |
| 9 years | 36.1% | 25,433 | 27.1% | +9.0 pts | 70,309 miles |
| 10 years | 39.9% | 18,043 | 30.3% | +9.6 pts | 77,713 miles |
| 11 years | 41.7% | 11,823 | 33.3% | +8.4 pts | 83,675 miles |
| 12 years | 43.2% | 5,963 | 36.0% | +7.2 pts | 89,173 miles |
Most common fail items at 3 years
Split into structural or mechanical items and wear items. Wear items (tyres, brake pads, wipers, bulbs) say more about upkeep than about the design.
Structural and mechanical
None among the ten most common fail items.
Wear and upkeep
| Fail item | Per 100 MOTs |
|---|---|
| Dipped headlight not working Major | 2.7 |
| Headlamp aim: projected beam image is obviously incorrect Major | 2.3 |
| Tyre tread below 1.6 mm Dangerous | 2.1 |
| Wipers not clearing screen Major | 1.9 |
| Headlight aimed too high Major | 1.9 |
| Headlamp aim: too low Major | 1.8 |
| Tyre condition: has a cut in excess of the requirements deep enough to reach the ply or cords Major | 1.4 |
| Washers: provides insufficient washer liquid Major | 1.1 |
| Tyre with cords exposed Dangerous | 0.7 |
| Headlamp levelling device: inoperative Major | 0.6 |
Out of 43,431 MOTs. A test with two faults counts twice.
Other models at 3 years
| Model | MOT fail rate | Tests (n) | All cars |
|---|---|---|---|
| Dacia Sandero | 13.7% | 43,599 | 12.1% |
| Dacia Logan | 20.2% | 3,318 | 12.1% |
| Ford Fiesta | 12.9% | 187,046 | 12.1% |
MOT fail rate by first-use year
Each year has its own page: the fail rate for cars first used that year at each MOT from 2022 to 2025 with at least 1,000 tests, the most common faults at that age, and the car tax and ULEZ rules for that year.
First-use year data updated .
| First used | Age at test | MOT fail rate | Tests (n) | All cars |
|---|---|---|---|---|
| 2013 | 12 years in 2025 | 43.3% | 5,935 | 36.0% |
| 2014 | 11 years in 2025 | 41.0% | 5,486 | 33.3% |
| 2015 | 10 years in 2025 | 39.0% | 5,678 | 30.3% |
| 2016 | 9 years in 2025 | 33.5% | 6,939 | 27.1% |
| 2017 | 8 years in 2025 | 30.6% | 6,349 | 23.8% |
| 2018 | 7 years in 2025 | 29.1% | 8,642 | 20.6% |
| 2019 | 6 years in 2025 | 29.5% | 14,947 | 17.8% |
| 2020 | 5 years in 2025 | 26.2% | 8,332 | 15.3% |
| 2021 | 4 years in 2025 | 20.4% | 8,758 | 13.4% |
| 2022 | 3 years in 2025 | 13.0% | 10,664 | 12.1% |
More on the Dacia Duster
Looking at one Dacia Duster?
These are figures for the model, not for one car. The VetTheCar Buying Report looks at a single car: its MOT tests, defects, advisories and mileage readings.
Source
Contains public sector information licensed under the Open Government Licence v3.0. Source: DVSA anonymised MOT test data, class 4 normal MOT tests, 2022 to 2025. MOT data updated 22 September 2026.
Not affiliated with or endorsed by DVSA. How we calculate these figures · Data sources