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 2016 Seat Leon Diesel 1598cc has had 6 MOT tests on record, passing every one. It has 130,066 miles on the clock, averaging 8,802 miles per year, around the UK average of 7,400. The 1.6 TDI engine is known for clha and diesel particulate filter (dpf).
MOT & Mileage History for YB66 DNJ
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
About average| Latest reading | 130,066 miles |
| Reading date | |
| Miles last year | 15,910 |
| Average per year | 8,802 |
| Mileage consistency | Consistent |
Check YB66 DNJ
- Write-off & insurance claims Experian
- Outstanding finance check Experian
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- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 6 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 | YB66 DNJ |
| Make | Seat |
| Model | Leon |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2016 |
| First registered | |
| Area code | YB — Leeds, Yorkshire |
| Age identifier | 66 — September 2016 to February 2017 |
More YB66 D plates
Browse all YB66 D registrations from Leeds.
About YB66 DNJ
What car is YB66 DNJ?
YB66 DNJ is a grey Seat Leon, diesel (1598cc). First registered in Leeds in 2016.
What is the mileage of YB66 DNJ?
The last recorded mileage for YB66 DNJ was 130,066 miles, recorded on 20 May 2025 during its most recent MOT test.
Has YB66 DNJ passed its MOT?
YB66 DNJ has had 6 MOT tests with an 100% pass rate (6 passes, 0 failures). It last passed on 20 May 2025.
Is YB66 DNJ ULEZ compliant?
Based on its fuel type and registration year, YB66 DNJ 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 YB66 DNJ?
YB66 DNJ is approximately 10 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.