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 2015 Seat Leon Diesel 1598cc has had 2 MOT tests on record, passing every one. It has 59,760 miles on the clock, averaging 21,655 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 OU15 ONW
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 | 59,760 miles |
| Reading date | |
| Miles last year | 22,176 |
| Average per year | 21,655 |
| Mileage consistency | Consistent |
Check OU15 ONW
- 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 2 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 | OU15 ONW |
| Make | Seat |
| Model | Leon |
| Colour | White |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2015 |
| First registered | |
| Area code | OU — Oxford, Oxford |
| Age identifier | 15 — March 2015 to August 2015 |
More OU15 O plates
Browse all OU15 O registrations from Oxford.
About OU15 ONW
What car is OU15 ONW?
OU15 ONW is an white Seat Leon, diesel (1598cc). First registered in Oxford in 2015.
What is the mileage of OU15 ONW?
The last recorded mileage for OU15 ONW was 59,760 miles, recorded on 25 Mar 2019 during its most recent MOT test.
Has OU15 ONW passed its MOT?
OU15 ONW has had 2 MOT tests with an 100% pass rate (2 passes, 0 failures). It last passed on 25 Mar 2019.
Is OU15 ONW ULEZ compliant?
Based on its fuel type and registration year, OU15 ONW is likely not ULEZ compliant. As a diesel vehicle registered in 2015, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is OU15 ONW?
OU15 ONW is approximately 11 years old. Age identifier 15 means registered between 1 March 2015 and 31 August 2015.