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 Petrol 1197cc has had 13 MOT tests on record, passing 11 and failing 2 (85% pass rate). It has 129,714 miles on the clock, averaging 8,870 miles per year, around the UK average of 7,400.
MOT & Mileage History for KM12 DZT
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gap in MOT history
Mileage Analysis
About average| Latest reading | 129,714 miles |
| Reading date | |
| Miles last year | 12,266 |
| Average per year | 8,870 |
| Mileage consistency | Consistent |
Check KM12 DZT
- Write-off & insurance claims Experian
- Outstanding finance check Experian
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- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 13 tests on record
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Vehicle Details
| Registration | KM12 DZT |
| Make | Seat |
| Model | Leon |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 1197cc |
| Year | 2012 |
| First registered | |
| Area code | KM — Luton, Luton and Northampton |
| Age identifier | 12 — March 2012 to August 2012 |
More KM12 D plates
Browse all KM12 D registrations from Luton.
About KM12 DZT
What car is KM12 DZT?
KM12 DZT is a grey Seat Leon, petrol (1197cc). First registered in Luton in 2012.
What is the mileage of KM12 DZT?
The last recorded mileage for KM12 DZT was 129,714 miles, recorded on 7 Feb 2026 during its most recent MOT test.
Has KM12 DZT passed its MOT?
KM12 DZT has had 13 MOT tests with an 85% pass rate (11 passes, 2 failures). It last passed on 7 Feb 2026.
Is KM12 DZT ULEZ compliant?
Based on its fuel type and registration year, KM12 DZT 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 KM12 DZT?
KM12 DZT is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.