2021 Hyundai Bayon Ultimate T-gdi Mhev MOT Pass Rate
Pass rate for Bayon Ultimate T-gdi Mhev models manufactured in 2021, based on 88 real MOT test results.
Data from official DVSA MOT testing records
This page shows all Bayon Ultimate T-gdi Mhev cars tested in 2021. Want to see how cars built in 2021 hold up over time?
View 2021 Hyundai Bayon Ultimate T-gdi Mhev vintage page → (83.0% current pass rate)2021 Hyundai Bayon Ultimate T-gdi Mhev MOT Analysis
The 2021 Hyundai Bayon Ultimate T-gdi Mhev has an MOT pass rate of 83.0% based on 88 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 21,197 miles on the odometer. With a 17.0% failure rate, the 2021 Bayon Ultimate T-gdi Mhev is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 2021 Hyundai Bayon Ultimate T-gdi Mhev is Visibility, responsible for 13.6% of failures. Visibility failures relate to the windscreen, wipers, washers, mirrors, and view-obstructing damage. Cracks in the windscreen swept area, ineffective wipers, or empty washer bottles are common causes. Typical repair costs range from £10–300. Non-component advisories is the second most common issue at 5.7%. Tyres follows at 5.7%.
Top failures specific to 2021 models only. The overall Bayon Ultimate T-gdi Mhev page may show different rankings.
What Fails Most
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Visibility | 13.6% | 12 |
| 2 | Non-component Advisories | 5.7% | 5 |
| 3 | Tyres | 5.7% | 5 |
| 4 | Brakes | 1.1% | 1 |
| 5 | Lamps, Reflectors And Electrical Equipment | 1.1% | 1 |
| 6 | Noise, Emissions And Leaks | 1.1% | 1 |
Failures per 10,000 Miles
avg. 21,197 miFor every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Visibility | 6.43 | 13.6% | 12 |
| Non-component advisories | 2.68 | 5.7% | 5 |
| Tyres | 2.68 | 5.7% | 5 |
| Brakes | 0.54 | 1.1% | 1 |
| Lamps & Electrical | 0.54 | 1.1% | 1 |
| Noise, emissions and leaks | 0.54 | 1.1% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 2021 Hyundai Bayon Ultimate T-gdi Mhev has an MOT pass rate of 83.0% based on 88 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 21,197 miles on the odometer. With a 17.0% failure rate, the 2021 Bayon Ultimate T-gdi Mhev is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 2021 Hyundai Bayon Ultimate T-gdi Mhev, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to visibility: Check the windscreen for chips and cracks — damage larger than 10mm in the driver's swept area or 40mm elsewhere will fail. Test washers and wipers. Ensure both door mirrors are intact and adjustable. With relatively low average mileage of 21,197 miles, many of these vehicles are still in good mechanical condition.
Visibility — 13.6% of failures
Visibility issues account for 13.6% of MOT failures on 2021 Hyundai Bayon Ultimate T-gdi Mhev models. Visibility failures relate to the windscreen, wipers, washers, mirrors, and view-obstructing damage. Cracks in the windscreen swept area, ineffective wipers, or empty washer bottles are common causes. Typical repair costs: £10–300. Pre-MOT check: Check the windscreen for chips and cracks — damage larger than 10mm in the driver's swept area or 40mm elsewhere will fail. Test washers and wipers. Ensure both door mirrors are intact and adjustable.
Non-component advisories — 5.7% of failures
Non-component advisories issues account for 5.7% of MOT failures on 2021 Hyundai Bayon Ultimate T-gdi Mhev models. Non-component advisories issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Tyres — 5.7% of failures
Tyres issues account for 5.7% of MOT failures on 2021 Hyundai Bayon Ultimate T-gdi Mhev models. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs: £50–200 per tyre. Pre-MOT check: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.