2021 Vauxhall Mokka Ultimate Turbo Auto — MOT failures & pass rate
Across 907 MOT tests analysed for the 2021 Vauxhall Mokka Ultimate Turbo Auto, the most common recorded failure areas were visibility, tyres and suspension. Its pass rate of 91.6% was in line with the average for cars of a similar age (91.2%).
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Visibility | 4.5% | 41 |
| 2 | Tyres | 2.3% | 21 |
| 3 | Suspension | 2.2% | 20 |
| 4 | Lighting & signalling | 1.3% | 12 |
| 5 | Brakes | 0.7% | 6 |
| 6 | Body, structure & corrosion | 0.5% | 5 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Wipers | 48 |
| 2 | Headlamp aim | 15 |
| 3 | Linkage ball joint dust cover | 14 |
| 4 | Ball joint dust cover | 7 |
| 5 | Brake discs | 4 |
| 6 | Washers | 4 |
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 | 12.3% | 112 |
| 2 | Brakes | 9.6% | 87 |
| 3 | Other defects | 6.8% | 62 |
| 4 | Visibility | 2.9% | 26 |
| 5 | Suspension | 2.6% | 24 |
| 6 | Body, structure & corrosion | 1.4% | 13 |
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 | 684 | 7.6% |
| 30-60k | 206 | 10.7% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2024 | 447 | 8.5% |
| 2025 | 447 | 8.5% |
What to check before buying a 2021 Mokka Ultimate Turbo Auto
Before buying a 2021 Vauxhall Mokka Ultimate Turbo Auto, focus on the areas it most often fails on. Visibility accounted for 4.5% of tests for this year.
- Visibility (4.5% 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.
- Tyres (2.3% 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.
- Suspension (2.2% 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.
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 Mokka Ultimate Turbo Autos pass their MOT?
91.6% of the 907 2021 Vauxhall Mokka Ultimate Turbo Auto MOT tests in this dataset passed — a 8.4% fail rate.
What is the most common MOT failure on a 2021 Vauxhall Mokka Ultimate Turbo Auto?
Visibility, recorded in 4.5% of tests, followed by tyres (2.3%).
Does the 2021 Mokka Ultimate Turbo Auto get worse with mileage?
Its MOT fail rate rises from 7.6% in the 0-30k band to 10.7% in the 30-60k band.
Methodology & source. Based on 907 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.