2020 Vauxhall Corsa Turbo A — MOT failures & pass rate

Across 1,778 MOT tests analysed for the 2020 Vauxhall Corsa Turbo A, the most common recorded failure areas were visibility, tyres and lighting & signalling. Its pass rate of 90.7% was in line with the average for cars of a similar age (90.6%).

Pass rate

1,778

MOT tests analysed

9.3%

Fail rate

in line with

vs cars of similar age

3.9

Avg age at test (yrs)

How it compares

Fail rate for this model-year against the segment and national averages for cars of a similar age.

Top failure categories

Most common MOT failure areas — 2020 Vauxhall Corsa Turbo A
#	Category	% of tests affected	Tests
1	Visibility	6.1%	108
2	Tyres	3.9%	70
3	Lighting & signalling	2.9%	52
4	Brakes	1.7%	30
5	Suspension	0.5%	9
6	Body, structure & corrosion	0.3%	5

Percentage of tests with at least one failure recorded in each category.

Most common specific failures

The exact components most often recorded as failures — more specific than the categories above.

Most frequently recorded failure items — 2020 Vauxhall Corsa Turbo A
#	Failure item	Times recorded
1	Wipers	123
2	Headlamp aim	32
3	Brake pads	20
4	Washers	16
5	Brake discs	16
6	Stop lamp	16

Top advisory categories

Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.

Most common MOT advisories — 2020 Vauxhall Corsa Turbo A
#	Category	% of tests with advisory	Tests
1	Tyres	17.5%	312
2	Brakes	14.0%	249
3	Other defects	4.7%	84
4	Visibility	4.0%	72
5	Suspension	1.3%	23
6	Body, structure & corrosion	0.3%	6

Failure rate by mileage

Higher-mileage cars tend to fail more — often the most useful guide to real condition.

MOT fail rate by recorded mileage band.

Fail rate by recorded mileage — 2020 Corsa Turbo A
Mileage band	Tests	Fail rate
0-30k	1,299	7.8%
30-60k	453	13.5%

Failure rate by age

How this model-year's MOT fail rate climbs as the cars get older.

Trend over time

Fail rate by dataset year — 2020 Corsa Turbo A
Dataset year	Tests	Fail rate
2022	36	2.8%
2023	611	8.5%
2024	559	10.5%
2025	570	9.3%

What to check before buying a 2020 Corsa Turbo A

Before buying a 2020 Vauxhall Corsa Turbo A, focus on the areas it most often fails on. Visibility accounted for 6.1% of tests for this year.

Visibility (6.1% 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 (3.9% 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.
Lighting & signalling (2.9% 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 2020 Vauxhall Corsa Turbo As pass their MOT?

90.7% of the 1,778 2020 Vauxhall Corsa Turbo A MOT tests in this dataset passed — a 9.3% fail rate.

What is the most common MOT failure on a 2020 Vauxhall Corsa Turbo A?

Visibility, recorded in 6.1% of tests, followed by tyres (3.9%).

Does the 2020 Corsa Turbo A get worse with mileage?

Its MOT fail rate rises from 7.8% in the 0-30k band to 13.5% in the 30-60k band.

Methodology & source. Based on 1,778 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.