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 1598cc has had 2 MOT tests on record, passing 1 and failing once (50% pass rate). It has 40,419 miles on the clock at the last MOT. The 1.6 TDI engine is known for clha and diesel particulate filter (dpf).
MOT & Mileage History for KW18 HAA
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
| Latest reading | 40,419 miles |
| Reading date | |
| Mileage consistency | Unknown |
Check KW18 HAA
- Write-off & insurance claims Experian
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- Mileage discrepancy alerts
- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 2 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.
CLHA
Diesel Particulate Filter (DPF)
Clogs from poor fuel quality, short journeys, or failed regens, leading to backpressure.
Explore more about the Seat Leon
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Vehicle Details
| Registration | KW18 HAA |
| Make | Seat |
| Model | Leon |
| Colour | Silver |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2018 |
| First registered | |
| Area code | KW — Luton, Luton and Northampton |
| Age identifier | 18 — March 2018 to August 2018 |
More KW18 H plates
Browse all KW18 H registrations from Luton.
About KW18 HAA
What car is KW18 HAA?
KW18 HAA is a silver Seat Leon, diesel (1598cc). First registered in Luton in 2018.
What is the mileage of KW18 HAA?
The last recorded mileage for KW18 HAA was 40,419 miles, recorded on 29 May 2021 during its most recent MOT test.
Has KW18 HAA passed its MOT?
KW18 HAA has had 2 MOT tests with a 50% pass rate (1 pass, 1 failure). It last passed on 29 May 2021.
Is KW18 HAA ULEZ compliant?
Based on its fuel type and registration year, KW18 HAA 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 KW18 HAA?
KW18 HAA is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.