2020 Dacia Duster Prestige Lpg Tce 4X2 — MOT failures & pass rate
404 MOT tests on the 2020 Dacia Duster Prestige Lpg Tce 4X2 are in this dataset, and 86.6% of them passed. All cars of a similar age fail 9.4% of the time, so this is 4.0pp worse than the group it competes with. Failures cluster in lighting & signalling, tyres and visibility.
What the MOT record shows
Lighting & signalling dominates the failure mix at 12.1% of all tests — 5.2 points clear of tyres, so it is the first thing to check.
At component level the recurring items are headlamp aim, headlamp and tread depth — headlamp aim alone was recorded 41 times.
Advisories point at the next bill rather than this one: tyres was flagged on 26.0% of tests without failing them.
The trend is worsening — 12.6% of tests failed in 2023 against 15.3% in 2025, the usual pattern as a fleet ages.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Lighting & signalling | 12.1% | 49 |
| 2 | Tyres | 6.9% | 28 |
| 3 | Visibility | 3.5% | 14 |
| 4 | Brakes | 0.7% | 3 |
| 5 | Body, structure & corrosion | 0.5% | 2 |
| 6 | Seat belts & restraints | 0.5% | 2 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Headlamp aim | 41 |
| 2 | Headlamp | 19 |
| 3 | Tread depth | 13 |
| 4 | Wipers | 7 |
| 5 | Washers | 7 |
| 6 | Headlamp levelling device | 5 |
Top advisory categories
Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.
| # | Category | % of tests with advisory | Tests |
|---|---|---|---|
| 1 | Tyres | 26.0% | 105 |
| 2 | Brakes | 13.1% | 53 |
| 3 | Other defects | 10.6% | 43 |
| 4 | Lighting & signalling | 2.5% | 10 |
| 5 | Visibility | 2.5% | 10 |
| 6 | Body, structure & corrosion | 1.5% | 6 |
Failure rate by mileage
Higher-mileage cars tend to fail more — often the most useful guide to real condition.
| Mileage band | Tests | Fail rate |
|---|---|---|
| 0-30k | 182 | 8.8% |
| 30-60k | 192 | 16.7% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2023 | 135 | 12.6% |
| 2024 | 132 | 12.1% |
| 2025 | 137 | 15.3% |
What to check before buying a 2020 Duster Prestige Lpg Tce 4X2
On a 2020 Duster Prestige Lpg Tce 4X2, lighting & signalling is what the MOT record says goes wrong most — it appeared in 12.1% of tests. Check these areas before you commit.
- Lighting & signalling (12.1% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
- Tyres (6.9% of tests): Usually a quick, known-cost fix, but check tread, age and uneven wear (which can hint at alignment or suspension issues). Typical repair: £50–£120 per tyre.
- Visibility (3.5% of tests): Wipers, washers, mirrors and screen damage — usually inexpensive, but check for chips in the driver's line of sight. Typical repair: £15–£150.
Repair costs are rough UK ballpark ranges to set expectations, not quotes — actual prices vary widely by car, parts and garage.
Frequently asked questions
How many 2020 Dacia Duster Prestige Lpg Tce 4X2s pass their MOT?
86.6% of the 404 2020 Dacia Duster Prestige Lpg Tce 4X2 MOT tests in this dataset passed — a 13.4% fail rate.
What is the most common MOT failure on a 2020 Dacia Duster Prestige Lpg Tce 4X2?
Lighting & signalling, recorded in 12.1% of tests, followed by tyres (6.9%).
Does the 2020 Duster Prestige Lpg Tce 4X2 get worse with mileage?
Its MOT fail rate rises from 8.8% in the 0-30k band to 16.7% in the 30-60k band.
Methodology & source. Based on 404 MOT tests. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-27. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.