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 2015 Seat Leon Diesel 1598cc has had 10 MOT tests on record, passing 8 and failing 2 (80% pass rate). It has 136,375 miles on the clock, averaging 8,509 miles per year, around the UK average of 7,400. The 1.6 TDI engine is known for clha and diesel particulate filter (dpf).
MOT & Mileage History for KM15 XJZ
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 | 136,375 miles |
| Reading date | |
| Miles last year | 9,645 |
| Average per year | 8,509 |
| Mileage consistency | Variable |
Check KM15 XJZ
- 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 10 tests on record
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Buyers comparing the Seat Leon often also look at these models. Check their MOT history and reliability before deciding:
Reported issues for this Seat Leon
These are the most commonly reported problems on Seat Leon models (2012–2020), based on owner reports and workshop data across the UK.
CLHA
Diesel Particulate Filter (DPF)
Clogs from poor fuel quality, short journeys, or failed regens, leading to backpressure.
Explore more about the Seat Leon
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Vehicle Details
| Registration | KM15 XJZ |
| Make | Seat |
| Model | Leon |
| Colour | Silver |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2015 |
| First registered | |
| Area code | KM — Luton, Luton and Northampton |
| Age identifier | 15 — March 2015 to August 2015 |
More KM15 X plates
Browse all KM15 X registrations from Luton.
About KM15 XJZ
What car is KM15 XJZ?
KM15 XJZ is a silver Seat Leon, diesel (1598cc). First registered in Luton in 2015.
What is the mileage of KM15 XJZ?
The last recorded mileage for KM15 XJZ was 136,375 miles, recorded on 26 Nov 2025 during its most recent MOT test.
Has KM15 XJZ passed its MOT?
KM15 XJZ has had 10 MOT tests with an 80% pass rate (8 passes, 2 failures). It last passed on 26 Nov 2025.
Is KM15 XJZ ULEZ compliant?
Based on its fuel type and registration year, KM15 XJZ is likely not ULEZ compliant. As a diesel vehicle registered in 2015, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is KM15 XJZ?
KM15 XJZ is approximately 11 years old. Age identifier 15 means registered between 1 March 2015 and 31 August 2015.