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 2017 Seat Leon Diesel 1968cc has had 7 MOT tests on record, passing every one. It has 104,696 miles on the clock, averaging 7,319 miles per year, below the UK average of 7,400. The 2.0 TDI engine is known for crlb and egr valve.
MOT & Mileage History for KS66 OKJ
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Below average| Latest reading | 104,696 miles |
| Reading date | |
| Miles last year | 2,376 |
| Average per year | 7,319 |
| Mileage consistency | Variable |
Check KS66 OKJ
- 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 7 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.
CRLB
EGR Valve
Clogs quickly with soot/carbon deposits.
Explore more about the Seat Leon
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Vehicle Details
| Registration | KS66 OKJ |
| Make | Seat |
| Model | Leon |
| Colour | Blue |
| Fuel type | Diesel |
| Engine | 1968cc |
| Year | 2017 |
| First registered | |
| Area code | KS — Luton, Luton and Northampton |
| Age identifier | 66 — September 2016 to February 2017 |
More KS66 O plates
Browse all KS66 O registrations from Luton.
About KS66 OKJ
What car is KS66 OKJ?
KS66 OKJ is a blue Seat Leon, diesel (1968cc). First registered in Luton in 2017.
What is the mileage of KS66 OKJ?
The last recorded mileage for KS66 OKJ was 104,696 miles, recorded on 25 Oct 2025 during its most recent MOT test.
Has KS66 OKJ passed its MOT?
KS66 OKJ has had 7 MOT tests with an 100% pass rate (7 passes, 0 failures). It last passed on 25 Oct 2025.
Is KS66 OKJ ULEZ compliant?
Based on its fuel type and registration year, KS66 OKJ 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 KS66 OKJ?
KS66 OKJ is approximately 9 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.