2020 Suzuki Vitara Sz5 Boosterjet Mhev — MOT failures & pass rate

Across 1,273 MOT tests analysed for the 2020 Suzuki Vitara Sz5 Boosterjet Mhev, the most common recorded failure areas were tyres, visibility and lighting & signalling. Its pass rate of 95.7% was above the average for cars of a similar age (90.5%). Higher-mileage examples failed more often — 10.9% in the 60-90k group versus 3.0% in the 0-30k group.

96%
Pass rate
1,273
MOT tests analysed
4.3%
Fail rate
better than
vs cars of similar age
4
Avg age at test (yrs)

How it compares

Fail rate vs benchmarks (lower is better) 2020 Vitara Sz5 Boosterjet Mhev 4.3% cars avg 9.5% National avg 9.4%
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 Suzuki Vitara Sz5 Boosterjet Mhev
# Category % of tests affected Tests
1 Tyres 2.4% 31
2 Visibility 2.3% 29
3 Lighting & signalling 1.3% 16
4 Brakes 1.2% 15
5 Suspension 0.3% 4
6 Seat belts & restraints 0.1% 1
Share of tests failing on each category Tyres 2.4% Visibility 2.3% Lighting & signalling 1.3% Brakes 1.2% Suspension 0.3% Seat belts & restraints 0.1%
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 Suzuki Vitara Sz5 Boosterjet Mhev
#Failure itemTimes recorded
1Wipers28
2Headlamp aim21
3Tread depth20
4Brake pads11
5Washers5
6Pedal4

Top advisory categories

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

Most common MOT advisories — 2020 Suzuki Vitara Sz5 Boosterjet Mhev
# Category % of tests with advisory Tests
1 Tyres 16.1% 205
2 Other defects 7.9% 100
3 Brakes 6.2% 79
4 Visibility 3.4% 43
5 Suspension 0.6% 8
6 Emissions & environmental 0.4% 5

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 3.0% 30-60k 5.9% 60-90k 10.9%
MOT fail rate by recorded mileage band.
Fail rate by recorded mileage — 2020 Vitara Sz5 Boosterjet Mhev
Mileage band Tests Fail rate
0-30k 765 3.0%
30-60k 461 5.9%
60-90k 46 10.9%

Failure rate by age

MOT fail rate by vehicle age at test 3 yrs 3.6% 4 yrs 3.8% 5 yrs 5.6%
How this model-year's MOT fail rate climbs as the cars get older.

Trend over time

Fail rate by dataset year — 2020 Vitara Sz5 Boosterjet Mhev
Dataset year Tests Fail rate
2023 419 3.6%
2024 421 3.8%
2025 429 5.6%

What to check before buying a 2020 Vitara Sz5 Boosterjet Mhev

Before buying a 2020 Suzuki Vitara Sz5 Boosterjet Mhev, focus on the areas it most often fails on. Tyres accounted for 2.4% 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 Suzuki Vitara Sz5 Boosterjet Mhevs pass their MOT?

95.7% of the 1,273 2020 Suzuki Vitara Sz5 Boosterjet Mhev MOT tests in this dataset passed — a 4.3% fail rate.

What is the most common MOT failure on a 2020 Suzuki Vitara Sz5 Boosterjet Mhev?

Tyres, recorded in 2.4% of tests, followed by visibility (2.3%).

Does the 2020 Vitara Sz5 Boosterjet Mhev get worse with mileage?

Its MOT fail rate rises from 3.0% in the 0-30k band to 10.9% in the 60-90k band.

Methodology & source. Based on 1,273 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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