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 Petrol 1798cc has had 7 MOT tests on record, passing 6 and failing once (86% pass rate). It has 109,436 miles on the clock, averaging 13,042 miles per year, above the UK average of 7,400. The 1.8 TSI engine is known for cjsa and piston rings.
MOT & Mileage History for YH66 VTJ
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Above average| Latest reading | 109,436 miles |
| Reading date | |
| Miles last year | 3,772 |
| Average per year | 13,042 |
| Mileage consistency | Variable |
Check YH66 VTJ
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 7 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.
CJSA
Piston rings (faulty design leading to excessive oil consumption)
Premature wear on thin piston rings causes high oil burn-off, often 1 quart per 1,000-2,000 miles.[1][6]
Explore more about the Seat Leon
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Vehicle Details
| Registration | YH66 VTJ |
| Make | Seat |
| Model | Leon |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1798cc |
| Year | 2017 |
| First registered | |
| Area code | YH — Leeds, Yorkshire |
| Age identifier | 66 — September 2016 to February 2017 |
More YH66 V plates
Browse all YH66 V registrations from Leeds.
About YH66 VTJ
What car is YH66 VTJ?
YH66 VTJ is a black Seat Leon, petrol (1798cc). First registered in Leeds in 2017.
What is the mileage of YH66 VTJ?
The last recorded mileage for YH66 VTJ was 109,436 miles, recorded on 20 Feb 2025 during its most recent MOT test.
Has YH66 VTJ passed its MOT?
YH66 VTJ has had 7 MOT tests with an 86% pass rate (6 passes, 1 failure). It last passed on 20 Feb 2025.
Is YH66 VTJ ULEZ compliant?
Based on its fuel type and registration year, YH66 VTJ is likely ULEZ compliant. Petrol post-2005 (Euro 4). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is YH66 VTJ?
YH66 VTJ is approximately 9 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.