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 2013 Seat Leon Petrol 1798cc has had 14 MOT tests on record, passing 11 and failing 3 (79% pass rate). It has 101,809 miles on the clock, averaging 7,378 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 KN63 YNH
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 | 101,809 miles |
| Reading date | |
| Average per year | 7,378 |
| Mileage consistency | Variable |
Check KN63 YNH
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 14 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]
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Vehicle Details
| Registration | KN63 YNH |
| Make | Seat |
| Model | Leon |
| Colour | Blue |
| Fuel type | Petrol |
| Engine | 1798cc |
| Year | 2013 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 63 — September 2013 to February 2014 |
More KN63 Y plates
Browse all KN63 Y registrations from Luton.
About KN63 YNH
What car is KN63 YNH?
KN63 YNH is a blue Seat Leon, petrol (1798cc). First registered in Luton in 2013.
What is the mileage of KN63 YNH?
The last recorded mileage for KN63 YNH was 101,809 miles, recorded on 21 May 2026 during its most recent MOT test.
Has KN63 YNH passed its MOT?
KN63 YNH has had 14 MOT tests with a 79% pass rate (11 passes, 3 failures). It last passed on 21 May 2026.
Is KN63 YNH ULEZ compliant?
Based on its fuel type and registration year, KN63 YNH 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 KN63 YNH?
KN63 YNH is approximately 13 years old. Age identifier 63 means registered between 1 September 2013 and 28 February 2014.