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 Petrol 1798cc has had 9 MOT tests on record, passing 7 and failing 2 (78% pass rate). It has 137,474 miles on the clock, averaging 18,598 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 YC66 DCE
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 | 137,474 miles |
| Reading date | |
| Miles last year | 24,236 |
| Average per year | 18,598 |
| Mileage consistency | Variable |
Check YC66 DCE
- Write-off & insurance claims Experian
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 9 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.
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 | YC66 DCE |
| Make | Seat |
| Model | Leon |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1798cc |
| Year | 2016 |
| First registered | |
| Area code | YC — Leeds, Yorkshire |
| Age identifier | 66 — September 2016 to February 2017 |
More YC66 D plates
Browse all YC66 D registrations from Leeds.
About YC66 DCE
What car is YC66 DCE?
YC66 DCE is a black Seat Leon, petrol (1798cc). First registered in Leeds in 2016.
What is the mileage of YC66 DCE?
The last recorded mileage for YC66 DCE was 137,474 miles, recorded on 30 Jan 2026 during its most recent MOT test.
Has YC66 DCE passed its MOT?
YC66 DCE has had 9 MOT tests with a 78% pass rate (7 passes, 2 failures). It last passed on 30 Jan 2026.
Is YC66 DCE ULEZ compliant?
Based on its fuel type and registration year, YC66 DCE 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 YC66 DCE?
YC66 DCE is approximately 10 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.