2011 BMW X3 — MOT failures & pass rate
The 2011 BMW X3 passed 82.9% of its 24,544 recorded MOT tests. That is 6.9 percentage points better than mid-size SUVs of a similar age, which fail at 23.9%. Failures cluster in lighting & signalling, suspension and tyres.
What the MOT record shows
No single area dominates — lighting & signalling (9.2%) and suspension (6.5%) are close, so failures are spread across several systems rather than one weak point.
At component level the recurring items are headlamp aim, coil spring and tread depth — headlamp aim alone was recorded 1,438 times.
Mileage is the strongest signal on the record: 11.6% of 0-30k cars fail, rising to 19.9% once past 150k.
Advisories point at the next bill rather than this one: other defects was flagged on 24.4% of tests without failing them.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Lighting & signalling | 9.2% | 2,254 |
| 2 | Suspension | 6.5% | 1,594 |
| 3 | Tyres | 4.9% | 1,209 |
| 4 | Brakes | 3.3% | 798 |
| 5 | Visibility | 2.6% | 651 |
| 6 | Steering | 1.1% | 274 |
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 | 1,438 |
| 2 | Coil spring | 1,096 |
| 3 | Tread depth | 851 |
| 4 | Headlamp | 534 |
| 5 | Brake pads | 526 |
| 6 | Position lamp | 425 |
Top advisory categories
Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.
| # | Category | % of tests with advisory | Tests |
|---|---|---|---|
| 1 | Other defects | 24.4% | 5,998 |
| 2 | Tyres | 23.2% | 5,694 |
| 3 | Brakes | 16.8% | 4,120 |
| 4 | Suspension | 15.1% | 3,708 |
| 5 | Visibility | 5.0% | 1,226 |
| 6 | Steering | 4.4% | 1,087 |
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 | 199 | 11.6% |
| 30-60k | 1,778 | 11.1% |
| 60-90k | 6,572 | 15.3% |
| 90-120k | 8,467 | 17.7% |
| 120-150k | 5,153 | 19.3% |
| 150k+ | 2,370 | 19.9% |
Failure rate by age
By fuel type
| Fuel | Tests | Fail rate |
|---|---|---|
| Diesel | 24,416 | 17.1% |
| Petrol | 128 | 13.3% |
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2021 | 5,133 | 16.4% |
| 2022 | 5,048 | 16.1% |
| 2023 | 5,017 | 17.6% |
| 2024 | 4,779 | 17.8% |
| 2025 | 4,567 | 17.5% |
What to check before buying a 2011 X3
On a 2011 X3, lighting & signalling is what the MOT record says goes wrong most — it appeared in 9.2% of tests. Check these areas before you commit.
- Lighting & signalling (9.2% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
- Suspension (6.5% of tests): Worn drop links, bushes, springs or shocks — listen for knocks over bumps and check for uneven tyre wear. Typical repair: £150–£450 per corner.
- Tyres (4.9% 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.
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 2011 BMW X3s pass their MOT?
82.9% of the 24,544 2011 BMW X3 MOT tests in this dataset passed — a 17.1% fail rate.
What is the most common MOT failure on a 2011 BMW X3?
Lighting & signalling, recorded in 9.2% of tests, followed by suspension (6.5%).
Does the 2011 X3 get worse with mileage?
Its MOT fail rate rises from 11.6% in the 0-30k band to 19.9% in the 150k+ band.
Methodology & source. Based on 24,544 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.