Vehicle summary
ULEZ status is estimated based on fuel type and registration year. It may not reflect the actual emission standard of this vehicle. Check with TfL for a definitive answer.
At a glance
This 2021 Seat Leon Fr Phev S-A Hybrid Electric (Clean) 1395cc has had 3 MOT tests on record, passing 2 and failing once (67% pass rate). It has 18,352 miles on the clock, averaging 4,727 miles per year, well below the UK average of 7,400.
MOT & Mileage History for YO21 SNJ
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Low mileage| Latest reading | 18,352 miles |
| Reading date | |
| Average per year | 4,727 |
| Mileage consistency | Consistent |
Check YO21 SNJ
- Write-off & insurance claims Experian
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- Plate & colour change history
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- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 3 tests on record
Explore more about the Seat Leon Fr Phev S-A
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Vehicle Details
| Registration | YO21 SNJ |
| Make | Seat |
| Model | Leon Fr Phev S-A |
| Colour | Grey |
| Fuel type | Hybrid Electric (Clean) |
| Engine | 1395cc |
| Year | 2021 |
| First registered | |
| Area code | YO — Sheffield, Yorkshire |
| Age identifier | 21 — March 2021 to August 2021 |
More YO21 S plates
Browse all YO21 S registrations from Sheffield.
About YO21 SNJ
What car is YO21 SNJ?
YO21 SNJ is a grey Seat Leon Fr Phev S-A, hybrid electric (clean) (1395cc). First registered in Sheffield in 2021.
What is the mileage of YO21 SNJ?
The last recorded mileage for YO21 SNJ was 18,352 miles, recorded on 11 Jul 2025 during its most recent MOT test.
Has YO21 SNJ passed its MOT?
YO21 SNJ has had 3 MOT tests with a 67% pass rate (2 passes, 1 failure). It last passed on 11 Jul 2025.
Is YO21 SNJ ULEZ compliant?
Based on its fuel type and registration year, YO21 SNJ is likely ULEZ compliant. Electric — exempt. This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is YO21 SNJ?
YO21 SNJ is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.