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

1,354 MOT tests on the 2021 Renault Trafic Sl28 Black Ed Engy are in this dataset, and 88.3% of them passed. All cars of a similar age fail 8.6% of the time, so this is 3.1pp worse than the group it competes with. Failures cluster in suspension, brakes and tyres.

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)

What the MOT record shows

No single area dominates — suspension (4.5%) and brakes (3.6%) are close, so failures are spread across several systems rather than one weak point.

At component level the recurring items are brake pads, shock absorbers and malfunction indicator lamp — brake pads alone was recorded 50 times.

Condition tracks the odometer closely. Failures run at 8.3% in the 0-30k band and 13.2% in the 90-120k band, a 4.9-point spread.

Advisories point at the next bill rather than this one: brakes was flagged on 21.6% of tests without failing them.

How it compares

Fail rate vs benchmarks (lower is better) 2021 Trafic Sl28 Black Ed Engy 11.7% cars avg 9.7% 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

On a 2021 Trafic Sl28 Black Ed Engy, suspension is what the MOT record says goes wrong most — it appeared in 4.5% of tests. Check these areas before you commit.

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 2026-07-27. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.

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