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 1968cc has had 12 MOT tests on record, passing every one. It has 133,181 miles on the clock, averaging 9,260 miles per year, above the UK average of 7,400.
MOT & Mileage History for KN12 DNJ
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
Above average| Latest reading | 133,181 miles |
| Reading date | |
| Miles last year | 7,484 |
| Average per year | 9,260 |
| Mileage consistency | Consistent |
Check KN12 DNJ
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- Warranty work logged
Full MOT Test History 12 tests on record
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Vehicle Details
| Registration | KN12 DNJ |
| Make | Seat |
| Model | Leon |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1968cc |
| 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 DNJ
What car is KN12 DNJ?
KN12 DNJ is a grey Seat Leon, diesel (1968cc). First registered in Luton in 2012.
What is the mileage of KN12 DNJ?
The last recorded mileage for KN12 DNJ was 133,181 miles, recorded on 8 Mar 2025 during its most recent MOT test.
Has KN12 DNJ passed its MOT?
KN12 DNJ has had 12 MOT tests with an 100% pass rate (12 passes, 0 failures). It last passed on 8 Mar 2025.
Is KN12 DNJ ULEZ compliant?
Based on its fuel type and registration year, KN12 DNJ 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 DNJ?
KN12 DNJ is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.