2005 Suzuki Alto — MOT failures & pass rate
Across 9,254 MOT tests analysed for the 2005 Suzuki Alto, the most common recorded failure areas were brakes, suspension and lighting & signalling. Its pass rate of 67.0% was below the average for city cars of a similar age (70.1%). Higher-mileage examples failed more often — 35.3% in the 150k+ group versus 24.9% in the 0-30k group.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Brakes | 16.6% | 1,533 |
| 2 | Suspension | 15.0% | 1,384 |
| 3 | Lighting & signalling | 14.6% | 1,355 |
| 4 | Body, structure & corrosion | 13.8% | 1,279 |
| 5 | Emissions & environmental | 8.3% | 765 |
| 6 | Visibility | 6.7% | 624 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Service brake performance | 1,077 |
| 2 | Joints | 993 |
| 3 | Rigid brake pipes | 752 |
| 4 | Ball joint | 699 |
| 5 | Service brake imbalance | 689 |
| 6 | Stop lamp | 588 |
Top advisory categories
Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.
| # | Category | % of tests with advisory | Tests |
|---|---|---|---|
| 1 | Brakes | 44.0% | 4,070 |
| 2 | Suspension | 39.2% | 3,626 |
| 3 | Tyres | 28.3% | 2,623 |
| 4 | Body, structure & corrosion | 21.1% | 1,950 |
| 5 | Emissions & environmental | 13.9% | 1,284 |
| 6 | Other defects | 12.2% | 1,126 |
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 | 1,356 | 24.9% |
| 30-60k | 3,981 | 32.5% |
| 60-90k | 2,815 | 36.4% |
| 90-120k | 923 | 35.9% |
| 120-150k | 137 | 35.8% |
| 150k+ | 34 | 35.3% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2021 | 2,861 | 33.7% |
| 2022 | 2,260 | 33.6% |
| 2023 | 1,753 | 32.3% |
| 2024 | 1,333 | 32.0% |
| 2025 | 1,047 | 32.4% |
What to check before buying a 2005 Alto
Before buying a 2005 Suzuki Alto, focus on the areas it most often fails on. Brakes accounted for 16.6% of tests for this year.
- Brakes (16.6% 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.
- Suspension (15.0% 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.
- Lighting & signalling (14.6% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£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 2005 Suzuki Altos pass their MOT?
67.0% of the 9,254 2005 Suzuki Alto MOT tests in this dataset passed — a 33.0% fail rate.
What is the most common MOT failure on a 2005 Suzuki Alto?
Brakes, recorded in 16.6% of tests, followed by suspension (15.0%).
Does the 2005 Alto get worse with mileage?
Its MOT fail rate rises from 24.9% in the 0-30k band to 35.3% in the 150k+ band.
Methodology & source. Based on 9,254 MOT tests. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-01. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.