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 7 and failing once (88% pass rate). It has 79,377 miles on the clock, averaging 9,967 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 DE18 XJH
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Above average| Latest reading | 79,377 miles |
| Reading date | |
| Miles last year | 9,121 |
| Average per year | 9,967 |
| Mileage consistency | Variable |
Check DE18 XJH
- Write-off & insurance claims Experian
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- Plate & colour change history
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- Independent garage visits
- 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]
Explore more about the Seat Leon
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Vehicle Details
| Registration | DE18 XJH |
| Make | Seat |
| Model | Leon |
| Colour | Blue |
| Fuel type | Petrol |
| Engine | 1798cc |
| Year | 2018 |
| First registered | |
| Area code | DE — Chester, Deeside to Shrewsbury |
| Age identifier | 18 — March 2018 to August 2018 |
More DE18 X plates
Browse all DE18 X registrations from Chester.
About DE18 XJH
What car is DE18 XJH?
DE18 XJH is a blue Seat Leon, petrol (1798cc). First registered in Chester in 2018.
What is the mileage of DE18 XJH?
The last recorded mileage for DE18 XJH was 79,377 miles, recorded on 8 Jul 2026 during its most recent MOT test.
Has DE18 XJH passed its MOT?
DE18 XJH has had 8 MOT tests with an 88% pass rate (7 passes, 1 failure). It last passed on 8 Jul 2026.
Is DE18 XJH ULEZ compliant?
Based on its fuel type and registration year, DE18 XJH 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 DE18 XJH?
DE18 XJH is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.