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 1598cc has had 10 MOT tests on record, passing 7 and failing 3 (70% pass rate). It has 139,380 miles on the clock, averaging 15,736 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 KN17 PHA
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
Above average| Latest reading | 139,380 miles |
| Reading date | |
| Average per year | 15,736 |
| Mileage consistency | Consistent |
Check KN17 PHA
- 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 10 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.
Explore more about the Seat Leon
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Vehicle Details
| Registration | KN17 PHA |
| Make | Seat |
| Model | Leon |
| Colour | White |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2017 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 17 — March 2017 to August 2017 |
More KN17 P plates
Browse all KN17 P registrations from Luton.
About KN17 PHA
What car is KN17 PHA?
KN17 PHA is a white Seat Leon, diesel (1598cc). First registered in Luton in 2017.
What is the mileage of KN17 PHA?
The last recorded mileage for KN17 PHA was 139,380 miles, recorded on 1 Jun 2026 during its most recent MOT test.
Has KN17 PHA passed its MOT?
KN17 PHA has had 10 MOT tests with a 70% pass rate (7 passes, 3 failures). It last passed on 1 Jun 2026.
Is KN17 PHA ULEZ compliant?
Based on its fuel type and registration year, KN17 PHA 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 KN17 PHA?
KN17 PHA is approximately 9 years old. Age identifier 17 means registered between 1 March 2017 and 31 August 2017.