2020 Ford Fiesta Turbo — MOT failures & pass rate

Across 22,062 MOT tests analysed for the 2020 Ford Fiesta Turbo, the most common recorded failure areas were lighting & signalling, suspension and tyres. Its pass rate of 90.9% was in line with the average for cars of a similar age (90.6%). Higher-mileage examples failed more often — 18.8% in the 90-120k group versus 8.3% in the 0-30k group.

91%
Pass rate
22,062
MOT tests analysed
9.1%
Fail rate
in line with
vs cars of similar age
3.9
Avg age at test (yrs)

How it compares

Fail rate vs benchmarks (lower is better) 2020 Fiesta Turbo 9.1% cars avg 9.4% National avg 9.3%
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 Ford Fiesta Turbo
# Category % of tests affected Tests
1 Lighting & signalling 6.0% 1,330
2 Suspension 3.2% 701
3 Tyres 2.9% 650
4 Visibility 1.7% 374
5 Brakes 1.4% 315
6 Emissions & environmental 1.0% 213
Share of tests failing on each category Lighting & signalling 6.0% Suspension 3.2% Tyres 2.9% Visibility 1.7% Brakes 1.4% Emissions & environmental 1.0%
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 Ford Fiesta Turbo
#Failure itemTimes recorded
1Headlamp aim1,701
2Shock absorbers821
3Washers325
4Brake pads261
5Tread depth256
6Malfunction indicator lamp145

Top advisory categories

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

Most common MOT advisories — 2020 Ford Fiesta Turbo
# Category % of tests with advisory Tests
1 Tyres 21.1% 4,661
2 Brakes 9.2% 2,032
3 Suspension 5.6% 1,244
4 Other defects 5.1% 1,122
5 Visibility 1.3% 288
6 Lighting & signalling 0.7% 146

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 0-30k 8.3% 30-60k 10.8% 60-90k 11.5% 90-120k 18.8%
MOT fail rate by recorded mileage band.
Fail rate by recorded mileage — 2020 Fiesta Turbo
Mileage band Tests Fail rate
0-30k 15,301 8.3%
30-60k 6,185 10.8%
60-90k 497 11.5%
90-120k 64 18.8%

Failure rate by age

MOT fail rate by vehicle age at test 2 yrs 7.9% 3 yrs 9.9% 4 yrs 8.6% 5 yrs 8.9%
How this model-year's MOT fail rate climbs as the cars get older.

Trend over time

Fail rate by dataset year — 2020 Fiesta Turbo
Dataset year Tests Fail rate
2022 392 7.9%
2023 7,507 9.9%
2024 7,025 8.6%
2025 7,134 8.9%

What to check before buying a 2020 Fiesta Turbo

Before buying a 2020 Ford Fiesta Turbo, focus on the areas it most often fails on. Lighting & signalling accounted for 6.0% of tests for this year.

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 Ford Fiesta Turbos pass their MOT?

90.9% of the 22,062 2020 Ford Fiesta Turbo MOT tests in this dataset passed — a 9.1% fail rate.

What is the most common MOT failure on a 2020 Ford Fiesta Turbo?

Lighting & signalling, recorded in 6.0% of tests, followed by suspension (3.2%).

Does the 2020 Fiesta Turbo get worse with mileage?

Its MOT fail rate rises from 8.3% in the 0-30k band to 18.8% in the 90-120k band.

Methodology & source. Based on 22,062 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.

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