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 2012 Seat Leon Diesel 1598cc has had 13 MOT tests on record, passing 12 and failing once (92% pass rate). It has 94,998 miles on the clock, averaging 6,788 miles per year, below the UK average of 7,400.
MOT & Mileage History for KN12 DFU
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
Below average| Latest reading | 94,998 miles |
| Reading date | |
| Miles last year | 7,001 |
| Average per year | 6,788 |
| Mileage consistency | Variable |
Check KN12 DFU
- 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 13 tests on record
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Vehicle Details
| Registration | KN12 DFU |
| Make | Seat |
| Model | Leon |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2012 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 12 — March 2012 to August 2012 |
More KN12 D plates
Browse all KN12 D registrations from Luton.
About KN12 DFU
What car is KN12 DFU?
KN12 DFU is a grey Seat Leon, diesel (1598cc). First registered in Luton in 2012.
What is the mileage of KN12 DFU?
The last recorded mileage for KN12 DFU was 94,998 miles, recorded on 23 Dec 2025 during its most recent MOT test.
Has KN12 DFU passed its MOT?
KN12 DFU has had 13 MOT tests with an 92% pass rate (12 passes, 1 failure). It last passed on 23 Dec 2025.
Is KN12 DFU ULEZ compliant?
Based on its fuel type and registration year, KN12 DFU is likely not ULEZ compliant. As a diesel vehicle registered in 2012, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is KN12 DFU?
KN12 DFU is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.