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 Arona Petrol 999cc has had 3 MOT tests on record, passing every one. It has 21,766 miles on the clock, averaging 6,524 miles per year, below the UK average of 7,400.
MOT & Mileage History for MJ21 SWU
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Below average| Latest reading | 21,766 miles |
| Reading date | |
| Miles last year | 8,417 |
| Average per year | 6,524 |
| Mileage consistency | Variable |
Check MJ21 SWU
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle check Experian
- Ownership changes Experian
- Mileage discrepancy alerts
- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 3 tests on record
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Vehicle Details
| Registration | MJ21 SWU |
| Make | Seat |
| Model | Arona |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2021 |
| First registered | |
| Area code | MJ — Manchester, Manchester and Merseyside |
| Age identifier | 21 — March 2021 to August 2021 |
More MJ21 S plates
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About MJ21 SWU
What car is MJ21 SWU?
MJ21 SWU is an grey Seat Arona, petrol (999cc). First registered in Manchester in 2021.
What is the mileage of MJ21 SWU?
The last recorded mileage for MJ21 SWU was 21,766 miles, recorded on 17 Oct 2025 during its most recent MOT test.
Has MJ21 SWU passed its MOT?
MJ21 SWU has had 3 MOT tests with an 100% pass rate (3 passes, 0 failures). It last passed on 17 Oct 2025.
Is MJ21 SWU ULEZ compliant?
Based on its fuel type and registration year, MJ21 SWU is likely ULEZ compliant. Petrol post-2005 (Euro 4). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is MJ21 SWU?
MJ21 SWU is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.