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 20 MOT tests on record, passing 12 and failing 8 (60% pass rate). It has 124,333 miles on the clock, averaging 7,020 miles per year, below the UK average of 7,400.
MOT & Mileage History for KM12 LXX
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 | 124,333 miles |
| Reading date | |
| Miles last year | 5,798 |
| Average per year | 7,020 |
| Mileage consistency | Variable |
Check KM12 LXX
- 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 20 tests on record
Similar cars to consider
Buyers comparing the Seat Leon often also look at these models. Check their MOT history and reliability before deciding:
Explore more about the Seat Leon
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | KM12 LXX |
| 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 L plates
Browse all KM12 L registrations from Luton.
About KM12 LXX
What car is KM12 LXX?
KM12 LXX is a silver Seat Leon, diesel (1598cc). First registered in Luton in 2012.
What is the mileage of KM12 LXX?
The last recorded mileage for KM12 LXX was 124,333 miles, recorded on 6 May 2026 during its most recent MOT test.
Has KM12 LXX passed its MOT?
KM12 LXX has had 20 MOT tests with a 60% pass rate (12 passes, 8 failures). It last passed on 6 May 2026.
Is KM12 LXX ULEZ compliant?
Based on its fuel type and registration year, KM12 LXX 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 LXX?
KM12 LXX is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.