2021 Vauxhall Combo 2300 Td — MOT failures & pass rate
Across 1,174 MOT tests analysed for the 2021 Vauxhall Combo 2300 Td, the most common recorded failure areas were lighting & signalling, visibility and brakes. Its pass rate of 81.0% was below the average for cars of a similar age (91.2%). Higher-mileage examples failed more often — 19.1% in the 90-120k group versus 13.2% in the 0-30k group.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Lighting & signalling | 13.0% | 153 |
| 2 | Visibility | 12.3% | 144 |
| 3 | Brakes | 6.7% | 79 |
| 4 | Tyres | 5.7% | 67 |
| 5 | Emissions & environmental | 1.4% | 16 |
| 6 | Suspension | 1.3% | 15 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Wipers | 141 |
| 2 | Headlamp aim | 101 |
| 3 | Brake pads | 78 |
| 4 | Headlamp | 66 |
| 5 | Washers | 47 |
| 6 | Tread depth | 30 |
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 | 28.9% | 339 |
| 2 | Brakes | 21.4% | 251 |
| 3 | Visibility | 9.0% | 106 |
| 4 | Other defects | 4.9% | 58 |
| 5 | Lighting & signalling | 4.9% | 58 |
| 6 | Suspension | 4.2% | 49 |
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 | 197 | 13.2% |
| 30-60k | 634 | 18.8% |
| 60-90k | 285 | 23.9% |
| 90-120k | 47 | 19.1% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2024 | 602 | 19.8% |
| 2025 | 572 | 18.2% |
What to check before buying a 2021 Combo 2300 Td
Before buying a 2021 Vauxhall Combo 2300 Td, focus on the areas it most often fails on. Lighting & signalling accounted for 13.0% of tests for this year.
- Lighting & signalling (13.0% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
- Visibility (12.3% 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.
- Brakes (6.7% 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 2021 Vauxhall Combo 2300 Tds pass their MOT?
81.0% of the 1,174 2021 Vauxhall Combo 2300 Td MOT tests in this dataset passed — a 19.0% fail rate.
What is the most common MOT failure on a 2021 Vauxhall Combo 2300 Td?
Lighting & signalling, recorded in 13.0% of tests, followed by visibility (12.3%).
Does the 2021 Combo 2300 Td get worse with mileage?
Its MOT fail rate rises from 13.2% in the 0-30k band to 19.1% in the 90-120k band.
Methodology & source. Based on 1,174 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.