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 2014 Seat Leon Diesel 1598cc has had 12 MOT tests on record, passing 9 and failing 3 (75% pass rate). It has 142,039 miles on the clock, averaging 11,215 miles per year, above the UK average of 7,400. The 1.6 TDI engine is known for clha and diesel particulate filter (dpf).
MOT & Mileage History for KW14 FSS
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 | 142,039 miles |
| Reading date | |
| Miles last year | 10,945 |
| Average per year | 11,215 |
| Mileage consistency | Variable |
Check KW14 FSS
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 12 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.
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Vehicle Details
| Registration | KW14 FSS |
| Make | Seat |
| Model | Leon |
| Colour | Black |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2014 |
| First registered | |
| Area code | KW — Luton, Luton and Northampton |
| Age identifier | 14 — March 2014 to August 2014 |
More KW14 F plates
Browse all KW14 F registrations from Luton.
About KW14 FSS
What car is KW14 FSS?
KW14 FSS is a black Seat Leon, diesel (1598cc). First registered in Luton in 2014.
What is the mileage of KW14 FSS?
The last recorded mileage for KW14 FSS was 142,039 miles, recorded on 31 Mar 2025 during its most recent MOT test.
Has KW14 FSS passed its MOT?
KW14 FSS has had 12 MOT tests with a 75% pass rate (9 passes, 3 failures). It last passed on 31 Mar 2025.
Is KW14 FSS ULEZ compliant?
Based on its fuel type and registration year, KW14 FSS is likely not ULEZ compliant. As a diesel vehicle registered in 2014, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is KW14 FSS?
KW14 FSS is approximately 12 years old. Age identifier 14 means registered between 1 March 2014 and 31 August 2014.