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 2003 Seat Leon Petrol 1781cc has had 13 MOT tests on record, passing 12 and failing once (92% pass rate). It has 94,085 miles on the clock, averaging 6,710 miles per year, below the UK average of 7,400.
MOT & Mileage History for KN03 BYC
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Below average| Latest reading | 94,085 miles |
| Reading date | |
| Average per year | 6,710 |
| Mileage consistency | Variable |
Check KN03 BYC
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- Warranty work logged
Full MOT Test History 13 tests on record
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Vehicle Details
| Registration | KN03 BYC |
| Make | Seat |
| Model | Leon |
| Colour | Red |
| Fuel type | Petrol |
| Engine | 1781cc |
| Year | 2003 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 03 — March 2003 to August 2003 |
More KN03 B plates
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About KN03 BYC
What car is KN03 BYC?
KN03 BYC is a red Seat Leon, petrol (1781cc). First registered in Luton in 2003.
What is the mileage of KN03 BYC?
The last recorded mileage for KN03 BYC was 94,085 miles, recorded on 14 Jul 2017 during its most recent MOT test.
Has KN03 BYC passed its MOT?
KN03 BYC has had 13 MOT tests with an 92% pass rate (12 passes, 1 failure). It last passed on 14 Jul 2017.
Is KN03 BYC ULEZ compliant?
Based on its fuel type and registration year, KN03 BYC is likely not ULEZ compliant. As a petrol vehicle registered in 2003, it typically does not meet the Euro 4 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is KN03 BYC?
KN03 BYC is approximately 23 years old. Age identifier 03 means registered between 1 March 2003 and 31 August 2003.