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 8 and failing 5 (62% pass rate). It has 144,198 miles on the clock, averaging 10,301 miles per year, above the UK average of 7,400.
MOT & Mileage History for KM12 DTX
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 | 144,198 miles |
| Reading date | |
| Average per year | 10,301 |
| Mileage consistency | Consistent |
Check KM12 DTX
- Write-off & insurance claims 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 DTX |
| Make | Seat |
| Model | Leon |
| Colour | Silver |
| Fuel type | Diesel |
| Engine | 1598cc |
| 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 DTX
What car is KM12 DTX?
KM12 DTX is a silver Seat Leon, diesel (1598cc). First registered in Luton in 2012.
What is the mileage of KM12 DTX?
The last recorded mileage for KM12 DTX was 144,198 miles, recorded on 20 Dec 2023 during its most recent MOT test.
Has KM12 DTX passed its MOT?
KM12 DTX has had 13 MOT tests with a 62% pass rate (8 passes, 5 failures). It last passed on 20 Dec 2023.
Is KM12 DTX ULEZ compliant?
Based on its fuel type and registration year, KM12 DTX 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 KM12 DTX?
KM12 DTX is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.