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 2018 Seat Leon Diesel 1598cc has had 8 MOT tests on record, passing 6 and failing 2 (75% pass rate). It has 77,884 miles on the clock, averaging 7,816 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 KM18 UJW
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 | 77,884 miles |
| Reading date | |
| Miles last year | 7,135 |
| Average per year | 7,816 |
| Mileage consistency | Variable |
Check KM18 UJW
- 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 8 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
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | KM18 UJW |
| Make | Seat |
| Model | Leon |
| Colour | Silver |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2018 |
| First registered | |
| Area code | KM — Luton, Luton and Northampton |
| Age identifier | 18 — March 2018 to August 2018 |
More KM18 U plates
Browse all KM18 U registrations from Luton.
About KM18 UJW
What car is KM18 UJW?
KM18 UJW is a silver Seat Leon, diesel (1598cc). First registered in Luton in 2018.
What is the mileage of KM18 UJW?
The last recorded mileage for KM18 UJW was 77,884 miles, recorded on 11 Apr 2026 during its most recent MOT test.
Has KM18 UJW passed its MOT?
KM18 UJW has had 8 MOT tests with a 75% pass rate (6 passes, 2 failures). It last passed on 11 Apr 2026.
Is KM18 UJW ULEZ compliant?
Based on its fuel type and registration year, KM18 UJW is likely ULEZ compliant. Diesel post-2015 (Euro 6). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is KM18 UJW?
KM18 UJW is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.