2021 Toyota Hilux Icon D-4D 4Wd Dcb Auto — MOT failures & pass rate
Across 937 MOT tests analysed for the 2021 Toyota Hilux Icon D-4D 4Wd Dcb Auto, the most common recorded failure areas were lighting & signalling, brakes and visibility. Its pass rate of 84.0% was below the average for cars of a similar age (91.2%).
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Lighting & signalling | 8.9% | 83 |
| 2 | Brakes | 8.8% | 82 |
| 3 | Visibility | 5.0% | 47 |
| 4 | Tyres | 3.5% | 33 |
| 5 | Emissions & environmental | 2.0% | 19 |
| 6 | Body, structure & corrosion | 1.5% | 14 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Wipers | 42 |
| 2 | Headlamp aim | 39 |
| 3 | Registration plate lamp(s) | 30 |
| 4 | Lever | 23 |
| 5 | Brake pads | 22 |
| 6 | Rbt (sp) | 16 |
Top advisory categories
Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.
| # | Category | % of tests with advisory | Tests |
|---|---|---|---|
| 1 | Tyres | 13.6% | 127 |
| 2 | Brakes | 11.6% | 109 |
| 3 | Suspension | 6.4% | 60 |
| 4 | Other defects | 5.1% | 48 |
| 5 | Visibility | 3.4% | 32 |
| 6 | Emissions & environmental | 2.8% | 26 |
Failure rate by mileage
Higher-mileage cars tend to fail more — often the most useful guide to real condition.
| Mileage band | Tests | Fail rate |
|---|---|---|
| 0-30k | 234 | 15.0% |
| 30-60k | 417 | 16.8% |
| 60-90k | 184 | 14.7% |
| 90-120k | 76 | 18.4% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2024 | 484 | 16.9% |
| 2025 | 443 | 14.9% |
What to check before buying a 2021 Hilux Icon D-4D 4Wd Dcb Auto
Before buying a 2021 Toyota Hilux Icon D-4D 4Wd Dcb Auto, focus on the areas it most often fails on. Lighting & signalling accounted for 8.9% of tests for this year.
- Lighting & signalling (8.9% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
- Brakes (8.8% of tests): Pads/discs are routine wear; binding, imbalance or corroded pipes are more serious — test for pulling under braking. Typical repair: £100–£350 per axle.
- Visibility (5.0% of tests): Wipers, washers, mirrors and screen damage — usually inexpensive, but check for chips in the driver's line of sight. Typical repair: £15–£150.
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 Toyota Hilux Icon D-4D 4Wd Dcb Autos pass their MOT?
84.0% of the 937 2021 Toyota Hilux Icon D-4D 4Wd Dcb Auto MOT tests in this dataset passed — a 16.0% fail rate.
What is the most common MOT failure on a 2021 Toyota Hilux Icon D-4D 4Wd Dcb Auto?
Lighting & signalling, recorded in 8.9% of tests, followed by brakes (8.8%).
Does the 2021 Hilux Icon D-4D 4Wd Dcb Auto get worse with mileage?
Its MOT fail rate rises from 15.0% in the 0-30k band to 18.4% in the 90-120k band.
Methodology & source. Based on 937 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.