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 Diesel 1598cc has had 6 MOT tests on record, passing 5 and failing once (83% pass rate). It has 124,547 miles on the clock, averaging 15,540 miles per year, above the UK average of 7,400. The 1.6 TDI engine is known for clha and diesel particulate filter (dpf).
MOT & Mileage History for DG18 CNU
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 | 124,547 miles |
| Reading date | |
| Miles last year | 13,686 |
| Average per year | 15,540 |
| Mileage consistency | Consistent |
Check DG18 CNU
- 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 6 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.
CLHA
Diesel Particulate Filter (DPF)
Clogs from poor fuel quality, short journeys, or failed regens, leading to backpressure.
Explore more about the Seat Leon
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Vehicle Details
| Registration | DG18 CNU |
| Make | Seat |
| Model | Leon |
| Colour | Blue |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2018 |
| First registered | |
| Area code | DG — Chester, Deeside to Shrewsbury |
| Age identifier | 18 — March 2018 to August 2018 |
More DG18 C plates
Browse all DG18 C registrations from Chester.
About DG18 CNU
What car is DG18 CNU?
DG18 CNU is a blue Seat Leon, diesel (1598cc). First registered in Chester in 2018.
What is the mileage of DG18 CNU?
The last recorded mileage for DG18 CNU was 124,547 miles, recorded on 19 Apr 2025 during its most recent MOT test.
Has DG18 CNU passed its MOT?
DG18 CNU has had 6 MOT tests with an 83% pass rate (5 passes, 1 failure). It last passed on 19 Apr 2025.
Is DG18 CNU ULEZ compliant?
Based on its fuel type and registration year, DG18 CNU is likely ULEZ compliant. Diesel post-2015 (Euro 6). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is DG18 CNU?
DG18 CNU is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.