2021 Renault Trafic Sl28 Black Ed Engy — MOT failures & pass rate

Across 1,354 MOT tests analysed for the 2021 Renault Trafic Sl28 Black Ed Engy, the most common recorded failure areas were suspension, brakes and tyres. Its pass rate of 88.3% was below the average for cars of a similar age (91.2%).

88%
Pass rate
1,354
MOT tests analysed
11.7%
Fail rate
worse than
vs cars of similar age
3.5
Avg age at test (yrs)

How it compares

Fail rate vs benchmarks (lower is better) 2021 Trafic Sl28 Black Ed Engy 11.7% cars avg 8.8% National avg 8.6%
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 — 2021 Renault Trafic Sl28 Black Ed Engy
# Category % of tests affected Tests
1 Suspension 4.5% 61
2 Brakes 3.6% 49
3 Tyres 2.7% 36
4 Lighting & signalling 1.9% 26
5 Visibility 1.7% 23
6 Emissions & environmental 1.6% 21
Share of tests failing on each category Suspension 4.5% Brakes 3.6% Tyres 2.7% Lighting & signalling 1.9% Visibility 1.7% Emissions & environmental 1.6%
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 — 2021 Renault Trafic Sl28 Black Ed Engy
#Failure itemTimes recorded
1Brake pads50
2Shock absorbers38
3Malfunction indicator lamp21
4Track rod end20
5Brake discs17
6Washers16

Top advisory categories

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

Most common MOT advisories — 2021 Renault Trafic Sl28 Black Ed Engy
# Category % of tests with advisory Tests
1 Brakes 21.6% 293
2 Tyres 17.4% 236
3 Suspension 6.4% 87
4 Visibility 5.2% 71
5 Other defects 5.0% 68
6 Lighting & signalling 1.6% 21

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 12.8% 60-90k 14.3% 90-120k 13.2%
MOT fail rate by recorded mileage band.
Fail rate by recorded mileage — 2021 Trafic Sl28 Black Ed Engy
Mileage band Tests Fail rate
0-30k 433 8.3%
30-60k 603 12.8%
60-90k 251 14.3%
90-120k 53 13.2%

Failure rate by age

MOT fail rate by vehicle age at test 3 yrs 11.5% 4 yrs 12.0%
How this model-year's MOT fail rate climbs as the cars get older.

Trend over time

Fail rate by dataset year — 2021 Trafic Sl28 Black Ed Engy
Dataset year Tests Fail rate
2024 660 11.5%
2025 674 12.0%

What to check before buying a 2021 Trafic Sl28 Black Ed Engy

Before buying a 2021 Renault Trafic Sl28 Black Ed Engy, focus on the areas it most often fails on. Suspension accounted for 4.5% 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 2021 Renault Trafic Sl28 Black Ed Engys pass their MOT?

88.3% of the 1,354 2021 Renault Trafic Sl28 Black Ed Engy MOT tests in this dataset passed — a 11.7% fail rate.

What is the most common MOT failure on a 2021 Renault Trafic Sl28 Black Ed Engy?

Suspension, recorded in 4.5% of tests, followed by brakes (3.6%).

Does the 2021 Trafic Sl28 Black Ed Engy get worse with mileage?

Its MOT fail rate rises from 8.3% in the 0-30k band to 13.2% in the 90-120k band.

Methodology & source. Based on 1,354 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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