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 2011 Seat Leon Diesel 1598cc has had 14 MOT tests on record, passing 13 and failing once (93% pass rate). It has 142,302 miles on the clock, averaging 9,256 miles per year, above the UK average of 7,400.
MOT & Mileage History for LL11 NNJ
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 | 142,302 miles |
| Reading date | |
| Miles last year | 5,543 |
| Average per year | 9,256 |
| Mileage consistency | Variable |
Check LL11 NNJ
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle check Experian
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- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 14 tests on record
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Vehicle Details
| Registration | LL11 NNJ |
| Make | Seat |
| Model | Leon |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2011 |
| First registered | |
| Area code | LL — Stanmore, London |
| Age identifier | 11 — March 2011 to August 2011 |
More LL11 N plates
Browse all LL11 N registrations from Stanmore.
About LL11 NNJ
What car is LL11 NNJ?
LL11 NNJ is an grey Seat Leon, diesel (1598cc). First registered in Stanmore in 2011.
What is the mileage of LL11 NNJ?
The last recorded mileage for LL11 NNJ was 142,302 miles, recorded on 13 Feb 2026 during its most recent MOT test.
Has LL11 NNJ passed its MOT?
LL11 NNJ has had 14 MOT tests with an 93% pass rate (13 passes, 1 failure). It last passed on 13 Feb 2026.
Is LL11 NNJ ULEZ compliant?
Based on its fuel type and registration year, LL11 NNJ is likely not ULEZ compliant. As a diesel vehicle registered in 2011, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is LL11 NNJ?
LL11 NNJ is approximately 15 years old. Age identifier 11 means registered between 1 March 2011 and 31 August 2011.