2018 Peugeot -Sleepers — MOT failures & pass rate
813 MOT tests on the 2018 Peugeot -Sleepers are in this dataset, and 95.0% of them passed. Against all cars of a similar age (11.1% fail rate), the 2018 -Sleepers comes out 6.1pp better. Failures cluster in lighting & signalling, visibility and emissions & environmental.
What the MOT record shows
No single area dominates — lighting & signalling (2.8%) and visibility (2.7%) are close, so failures are spread across several systems rather than one weak point.
At component level the recurring items are wipers, headlamp aim and srs malfunction indicator lamp — wipers alone was recorded 25 times.
The trend is worsening — 2.7% of tests failed in 2021 against 6.5% in 2025, the usual pattern as a fleet ages.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Lighting & signalling | 2.8% | 23 |
| 2 | Visibility | 2.7% | 22 |
| 3 | Emissions & environmental | 0.7% | 6 |
| 4 | Seat belts & restraints | 0.6% | 5 |
| 5 | Brakes | 0.4% | 3 |
| 6 | Body, structure & corrosion | 0.3% | 2 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Wipers | 25 |
| 2 | Headlamp aim | 11 |
| 3 | SRS malfunction indicator lamp | 5 |
| 4 | Malfunction indicator lamp | 5 |
| 5 | Position lamp | 4 |
| 6 | Outline marker lamp | 3 |
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 | 5.9% | 48 |
| 2 | Brakes | 2.8% | 23 |
| 3 | Visibility | 2.1% | 17 |
| 4 | Other defects | 2.0% | 16 |
| 5 | Suspension | 1.5% | 12 |
| 6 | Lighting & signalling | 1.1% | 9 |
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 | 757 | 4.6% |
| 30-60k | 51 | 9.8% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2021 | 146 | 2.7% |
| 2022 | 167 | 4.8% |
| 2023 | 163 | 5.5% |
| 2024 | 168 | 5.4% |
| 2025 | 169 | 6.5% |
What to check before buying a 2018 -Sleepers
On a 2018 -Sleepers, lighting & signalling is what the MOT record says goes wrong most — it appeared in 2.8% of tests. Check these areas before you commit.
- Lighting & signalling (2.8% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
- Visibility (2.7% 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.
- Emissions & environmental (0.7% of tests): More common on older diesels (DPF/EGR) — can be expensive; check for warning lights and smoke. Typical repair: £100–£600.
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 2018 Peugeot -Sleeperss pass their MOT?
95.0% of the 813 2018 Peugeot -Sleepers MOT tests in this dataset passed — a 5.0% fail rate.
What is the most common MOT failure on a 2018 Peugeot -Sleepers?
Lighting & signalling, recorded in 2.8% of tests, followed by visibility (2.7%).
Does the 2018 -Sleepers get worse with mileage?
Its MOT fail rate rises from 4.6% in the 0-30k band to 9.8% in the 30-60k band.
Methodology & source. Based on 813 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.