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 1395cc has had 7 MOT tests on record, passing every one. It has 20,901 miles on the clock, averaging 2,176 miles per year, well below the UK average of 7,400. The 1.4 TSI engine is known for cxsa and wastegate actuator rod.
MOT & Mileage History for DE17 YFF
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
Low mileage| Latest reading | 20,901 miles |
| Reading date | |
| Miles last year | 2,305 |
| Average per year | 2,176 |
| Mileage consistency | Consistent |
Check DE17 YFF
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle check Experian
- Ownership changes Experian
- Mileage discrepancy alerts
- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 7 tests on record
Similar cars to consider
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.
CXSA
Wastegate actuator rod (electric actuator on turbocharger)
Explore more about the Seat Leon
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | DE17 YFF |
| Make | Seat |
| Model | Leon |
| Colour | White |
| Fuel type | Petrol |
| Engine | 1395cc |
| Year | 2017 |
| First registered | |
| Area code | DE — Chester, Deeside to Shrewsbury |
| Age identifier | 17 — March 2017 to August 2017 |
More DE17 Y plates
Browse all DE17 Y registrations from Chester.
About DE17 YFF
What car is DE17 YFF?
DE17 YFF is a white Seat Leon, petrol (1395cc). First registered in Chester in 2017.
What is the mileage of DE17 YFF?
The last recorded mileage for DE17 YFF was 20,901 miles, recorded on 9 Oct 2025 during its most recent MOT test.
Has DE17 YFF passed its MOT?
DE17 YFF has had 7 MOT tests with an 100% pass rate (7 passes, 0 failures). It last passed on 9 Oct 2025.
Is DE17 YFF ULEZ compliant?
Based on its fuel type and registration year, DE17 YFF 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 DE17 YFF?
DE17 YFF is approximately 9 years old. Age identifier 17 means registered between 1 March 2017 and 31 August 2017.