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 2015 Seat Leon Diesel 1968cc has had 11 MOT tests on record, passing 9 and failing 2 (82% pass rate). It has 119,635 miles on the clock, averaging 7,973 miles per year, around the UK average of 7,400. The 2.0 TDI engine is known for crlb and egr valve.
MOT & Mileage History for CX15 KMJ
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
About average| Latest reading | 119,635 miles |
| Reading date | |
| Miles last year | 7,748 |
| Average per year | 7,973 |
| Mileage consistency | Consistent |
Check CX15 KMJ
- 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 11 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.
CRLB
EGR Valve
Clogs quickly with soot/carbon deposits.
Explore more about the Seat Leon
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | CX15 KMJ |
| Make | Seat |
| Model | Leon |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1968cc |
| Year | 2015 |
| First registered | |
| Area code | CX — Bangor, Cymru (Wales) |
| Age identifier | 15 — March 2015 to August 2015 |
More CX15 K plates
Browse all CX15 K registrations from Bangor.
About CX15 KMJ
What car is CX15 KMJ?
CX15 KMJ is a grey Seat Leon, diesel (1968cc). First registered in Bangor in 2015.
What is the mileage of CX15 KMJ?
The last recorded mileage for CX15 KMJ was 119,635 miles, recorded on 6 Dec 2025 during its most recent MOT test.
Has CX15 KMJ passed its MOT?
CX15 KMJ has had 11 MOT tests with an 82% pass rate (9 passes, 2 failures). It last passed on 6 Dec 2025.
Is CX15 KMJ ULEZ compliant?
Based on its fuel type and registration year, CX15 KMJ is likely not ULEZ compliant. As a diesel vehicle registered in 2015, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is CX15 KMJ?
CX15 KMJ is approximately 11 years old. Age identifier 15 means registered between 1 March 2015 and 31 August 2015.