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 1968cc has had 12 MOT tests on record, passing 9 and failing 3 (75% pass rate). It has 128,124 miles on the clock, averaging 12,909 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 YL15 DNU
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 | 128,124 miles |
| Reading date | |
| Miles last year | 16,355 |
| Average per year | 12,909 |
| Mileage consistency | Variable |
Check YL15 DNU
- 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 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.
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 | YL15 DNU |
| Make | Seat |
| Model | Leon |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1968cc |
| Year | 2015 |
| First registered | |
| Area code | YL — Sheffield, Yorkshire |
| Age identifier | 15 — March 2015 to August 2015 |
More YL15 D plates
Browse all YL15 D registrations from Sheffield.
About YL15 DNU
What car is YL15 DNU?
YL15 DNU is a grey Seat Leon, diesel (1968cc). First registered in Sheffield in 2015.
What is the mileage of YL15 DNU?
The last recorded mileage for YL15 DNU was 128,124 miles, recorded on 16 Jan 2026 during its most recent MOT test.
Has YL15 DNU passed its MOT?
YL15 DNU has had 12 MOT tests with a 75% pass rate (9 passes, 3 failures). It last passed on 16 Jan 2026.
Is YL15 DNU ULEZ compliant?
Based on its fuel type and registration year, YL15 DNU 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 YL15 DNU?
YL15 DNU is approximately 11 years old. Age identifier 15 means registered between 1 March 2015 and 31 August 2015.