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 2014 Seat Leon Petrol 1798cc has had 12 MOT tests on record, passing 10 and failing 2 (83% pass rate). It has 78,174 miles on the clock, averaging 6,855 miles per year, below the UK average of 7,400. The 1.8 TSI engine is known for cjsa and piston rings.
MOT & Mileage History for KM14 BJV
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
Below average| Latest reading | 78,174 miles |
| Reading date | |
| Miles last year | 2 |
| Average per year | 6,855 |
| Mileage consistency | Consistent |
Check KM14 BJV
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 12 tests on record
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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.
CJSA
Piston rings (faulty design leading to excessive oil consumption)
Premature wear on thin piston rings causes high oil burn-off, often 1 quart per 1,000-2,000 miles.[1][6]
Explore more about the Seat Leon
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Vehicle Details
| Registration | KM14 BJV |
| Make | Seat |
| Model | Leon |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1798cc |
| Year | 2014 |
| First registered | |
| Area code | KM — Luton, Luton and Northampton |
| Age identifier | 14 — March 2014 to August 2014 |
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About KM14 BJV
What car is KM14 BJV?
KM14 BJV is a black Seat Leon, petrol (1798cc). First registered in Luton in 2014.
What is the mileage of KM14 BJV?
The last recorded mileage for KM14 BJV was 78,174 miles, recorded on 17 Jun 2026 during its most recent MOT test.
Has KM14 BJV passed its MOT?
KM14 BJV has had 12 MOT tests with an 83% pass rate (10 passes, 2 failures). It last passed on 17 Jun 2026.
Is KM14 BJV ULEZ compliant?
Based on its fuel type and registration year, KM14 BJV 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 KM14 BJV?
KM14 BJV is approximately 12 years old. Age identifier 14 means registered between 1 March 2014 and 31 August 2014.