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 9 MOT tests on record, passing 8 and failing once (89% pass rate). It has 93,197 miles on the clock, averaging 7,797 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 KN65 COJ
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
About average| Latest reading | 93,197 miles |
| Reading date | |
| Average per year | 7,797 |
| Mileage consistency | Consistent |
Check KN65 COJ
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 9 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.
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Vehicle Details
| Registration | KN65 COJ |
| Make | Seat |
| Model | Leon |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2015 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 65 — September 2015 to February 2016 |
More KN65 C plates
Browse all KN65 C registrations from Luton.
About KN65 COJ
What car is KN65 COJ?
KN65 COJ is a grey Seat Leon, diesel (1598cc). First registered in Luton in 2015.
What is the mileage of KN65 COJ?
The last recorded mileage for KN65 COJ was 93,197 miles, recorded on 9 Oct 2025 during its most recent MOT test.
Has KN65 COJ passed its MOT?
KN65 COJ has had 9 MOT tests with an 89% pass rate (8 passes, 1 failure). It last passed on 9 Oct 2025.
Is KN65 COJ ULEZ compliant?
Based on its fuel type and registration year, KN65 COJ 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 KN65 COJ?
KN65 COJ is approximately 11 years old. Age identifier 65 means registered between 1 September 2015 and 28 February 2016.