2008 BMW X3 — MOT failures & pass rate
The 2008 BMW X3 passed 79.6% of its 10,378 recorded MOT tests. Mid-size SUVs of a similar age fail 26.9% of the time, so this is 6.5pp better than the group it competes with. Failures cluster in lighting & signalling, suspension and brakes.
What the MOT record shows
No single area dominates — lighting & signalling (9.1%) and suspension (8.2%) 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 563 times.
A 150k+ example is materially riskier than a 0-30k one: 21.4% versus 15.5%.
Advisories point at the next bill rather than this one: tyres was flagged on 26.6% of tests without failing them.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Lighting & signalling | 9.1% | 944 |
| 2 | Suspension | 8.2% | 847 |
| 3 | Brakes | 7.2% | 747 |
| 4 | Visibility | 5.0% | 521 |
| 5 | Tyres | 4.8% | 498 |
| 6 | Seat belts & restraints | 3.8% | 394 |
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 | 563 |
| 2 | Coil spring | 434 |
| 3 | Tread depth | 376 |
| 4 | Washers | 363 |
| 5 | SRS malfunction indicator lamp | 333 |
| 6 | Anti-lock braking system | 223 |
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 | 26.6% | 2,755 |
| 2 | Brakes | 20.0% | 2,079 |
| 3 | Suspension | 19.1% | 1,983 |
| 4 | Emissions & environmental | 15.9% | 1,650 |
| 5 | Other defects | 8.5% | 877 |
| 6 | Body, structure & corrosion | 6.8% | 709 |
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 | 58 | 15.5% |
| 30-60k | 380 | 12.9% |
| 60-90k | 1,649 | 17.5% |
| 90-120k | 3,759 | 20.7% |
| 120-150k | 3,118 | 22.1% |
| 150k+ | 1,403 | 21.4% |
Failure rate by age
By fuel type
| Fuel | Tests | Fail rate |
|---|---|---|
| Diesel | 10,038 | 20.5% |
| Petrol | 340 | 17.6% |
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2021 | 2,556 | 20.2% |
| 2022 | 2,415 | 20.4% |
| 2023 | 2,096 | 20.8% |
| 2024 | 1,800 | 20.1% |
| 2025 | 1,511 | 20.6% |
What to check before buying a 2008 X3
On a 2008 X3, lighting & signalling is what the MOT record says goes wrong most — it appeared in 9.1% of tests. Check these areas before you commit.
- Lighting & signalling (9.1% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
- Suspension (8.2% 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.
- Brakes (7.2% of tests): Pads/discs are routine wear; binding, imbalance or corroded pipes are more serious — test for pulling under braking. Typical repair: £100–£350 per axle.
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 2008 BMW X3s pass their MOT?
79.6% of the 10,378 2008 BMW X3 MOT tests in this dataset passed — a 20.4% fail rate.
What is the most common MOT failure on a 2008 BMW X3?
Lighting & signalling, recorded in 9.1% of tests, followed by suspension (8.2%).
Does the 2008 X3 get worse with mileage?
Its MOT fail rate rises from 15.5% in the 0-30k band to 21.4% in the 150k+ band.
Methodology & source. Based on 10,378 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.