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 2018 Seat Leon Petrol 1798cc has had 8 MOT tests on record, passing 6 and failing 2 (75% pass rate). It has 48,006 miles on the clock, averaging 5,138 miles per year, below the UK average of 7,400. The 1.8 TSI engine is known for cjsa and piston rings.
MOT & Mileage History for YS18 GWJ
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
Below average| Latest reading | 48,006 miles |
| Reading date | |
| Miles last year | 5,021 |
| Average per year | 5,138 |
| Mileage consistency | Consistent |
Check YS18 GWJ
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 8 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]
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Vehicle Details
| Registration | YS18 GWJ |
| Make | Seat |
| Model | Leon |
| Colour | Silver |
| Fuel type | Petrol |
| Engine | 1798cc |
| Year | 2018 |
| First registered | |
| Area code | YS — Sheffield, Yorkshire |
| Age identifier | 18 — March 2018 to August 2018 |
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About YS18 GWJ
What car is YS18 GWJ?
YS18 GWJ is a silver Seat Leon, petrol (1798cc). First registered in Sheffield in 2018.
What is the mileage of YS18 GWJ?
The last recorded mileage for YS18 GWJ was 48,006 miles, recorded on 31 Oct 2025 during its most recent MOT test.
Has YS18 GWJ passed its MOT?
YS18 GWJ has had 8 MOT tests with a 75% pass rate (6 passes, 2 failures). It last passed on 31 Oct 2025.
Is YS18 GWJ ULEZ compliant?
Based on its fuel type and registration year, YS18 GWJ 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 YS18 GWJ?
YS18 GWJ is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.