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 2018 Seat Leon Diesel 1968cc has had 8 MOT tests on record, passing 6 and failing 2 (75% pass rate). It has 80,239 miles on the clock, averaging 11,014 miles per year, above the UK average of 7,400. The 2.0 TDI engine is known for crlb and egr valve.
MOT & Mileage History for KJ18 NKA
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
Above average| Latest reading | 80,239 miles |
| Reading date | |
| Miles last year | 10,064 |
| Average per year | 11,014 |
| Mileage consistency | Consistent |
Check KJ18 NKA
- 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 8 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
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | KJ18 NKA |
| Make | Seat |
| Model | Leon |
| Colour | Blue |
| Fuel type | Diesel |
| Engine | 1968cc |
| Year | 2018 |
| First registered | |
| Area code | KJ — Northampton, Luton and Northampton |
| Age identifier | 18 — March 2018 to August 2018 |
More KJ18 N plates
Browse all KJ18 N registrations from Northampton.
About KJ18 NKA
What car is KJ18 NKA?
KJ18 NKA is a blue Seat Leon, diesel (1968cc). First registered in Northampton in 2018.
What is the mileage of KJ18 NKA?
The last recorded mileage for KJ18 NKA was 80,239 miles, recorded on 14 Jul 2026 during its most recent MOT test.
Has KJ18 NKA passed its MOT?
KJ18 NKA has had 8 MOT tests with a 75% pass rate (6 passes, 2 failures). It last passed on 14 Jul 2026.
Is KJ18 NKA ULEZ compliant?
Based on its fuel type and registration year, KJ18 NKA 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 KJ18 NKA?
KJ18 NKA is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.