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 1395cc has had 7 MOT tests on record, passing every one. It has 102,876 miles on the clock, averaging 10,272 miles per year, above the UK average of 7,400. The 1.4 TSI engine is known for cxsa and wastegate actuator rod.
MOT & Mileage History for CN66 UWM
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
Above average| Latest reading | 102,876 miles |
| Reading date | |
| Miles last year | 14,526 |
| Average per year | 10,272 |
| Mileage consistency | Consistent |
Check CN66 UWM
- 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
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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.
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 | CN66 UWM |
| Make | Seat |
| Model | Leon |
| Colour | Silver |
| Fuel type | Petrol |
| Engine | 1395cc |
| Year | 2016 |
| First registered | |
| Area code | CN — Cardiff, Cymru (Wales) |
| Age identifier | 66 — September 2016 to February 2017 |
More CN66 U plates
Browse all CN66 U registrations from Cardiff.
About CN66 UWM
What car is CN66 UWM?
CN66 UWM is a silver Seat Leon, petrol (1395cc). First registered in Cardiff in 2016.
What is the mileage of CN66 UWM?
The last recorded mileage for CN66 UWM was 102,876 miles, recorded on 22 Jan 2026 during its most recent MOT test.
Has CN66 UWM passed its MOT?
CN66 UWM has had 7 MOT tests with an 100% pass rate (7 passes, 0 failures). It last passed on 22 Jan 2026.
Is CN66 UWM ULEZ compliant?
Based on its fuel type and registration year, CN66 UWM 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 CN66 UWM?
CN66 UWM is approximately 10 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.