2021 Land Rover Discovery R-Dynam Hse D Mhev A — MOT failures & pass rate

Across 3,533 MOT tests analysed for the 2021 Land Rover Discovery R-Dynam Hse D Mhev A, the most common recorded failure areas were tyres, lighting & signalling and visibility. Its pass rate of 91.5% was in line with the average for cars of a similar age (91.3%).

92%
Pass rate
3,533
MOT tests analysed
8.5%
Fail rate
in line with
vs cars of similar age
3.4
Avg age at test (yrs)

How it compares

Fail rate vs benchmarks (lower is better) 2021 Discovery R-Dynam Hse D Mhev A 8.5% cars avg 8.7% 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 Land Rover Discovery R-Dynam Hse D Mhev A
# Category % of tests affected Tests
1 Tyres 5.3% 189
2 Lighting & signalling 2.0% 72
3 Visibility 1.9% 66
4 Brakes 1.0% 36
5 Seat belts & restraints 0.5% 19
6 Other defects 0.5% 18
Share of tests failing on each category Tyres 5.3% Lighting & signalling 2.0% Visibility 1.9% Brakes 1.0% Seat belts & restraints 0.5% Other defects 0.5%
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 — 2021 Land Rover Discovery R-Dynam Hse D Mhev A
#Failure itemTimes recorded
1Headlamp aim79
2Wipers73
3Registration plates28
4Brake pads22
5Tread depth16
6Passenger's seat12

Top advisory categories

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

Most common MOT advisories — 2021 Land Rover Discovery R-Dynam Hse D Mhev A
# Category % of tests with advisory Tests
1 Tyres 17.1% 605
2 Brakes 9.7% 344
3 Visibility 4.3% 153
4 Other defects 4.2% 148
5 Suspension 0.7% 25
6 Seat belts & restraints 0.6% 20

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 6.8% 30-60k 8.7% 60-90k 11.5%
MOT fail rate by recorded mileage band.
Fail rate by recorded mileage — 2021 Discovery R-Dynam Hse D Mhev A
Mileage band Tests Fail rate
0-30k 1,053 6.8%
30-60k 2,090 8.7%
60-90k 357 11.5%

Failure rate by age

MOT fail rate by vehicle age at test 2 yrs 6.3% 3 yrs 8.8% 4 yrs 8.3%
How this model-year's MOT fail rate climbs as the cars get older.

Trend over time

Fail rate by dataset year — 2021 Discovery R-Dynam Hse D Mhev A
Dataset year Tests Fail rate
2023 127 6.3%
2024 1,697 8.8%
2025 1,709 8.3%

What to check before buying a 2021 Discovery R-Dynam Hse D Mhev A

Before buying a 2021 Land Rover Discovery R-Dynam Hse D Mhev A, focus on the areas it most often fails on. Tyres accounted for 5.3% 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 Land Rover Discovery R-Dynam Hse D Mhev As pass their MOT?

91.5% of the 3,533 2021 Land Rover Discovery R-Dynam Hse D Mhev A MOT tests in this dataset passed — a 8.5% fail rate.

What is the most common MOT failure on a 2021 Land Rover Discovery R-Dynam Hse D Mhev A?

Tyres, recorded in 5.3% of tests, followed by lighting & signalling (2.0%).

Does the 2021 Discovery R-Dynam Hse D Mhev A get worse with mileage?

Its MOT fail rate rises from 6.8% in the 0-30k band to 11.5% in the 60-90k band.

Methodology & source. Based on 3,533 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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