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 2012 Seat Leon Diesel 1598cc has had 15 MOT tests on record, passing 12 and failing 3 (80% pass rate). It has 146,718 miles on the clock, averaging 11,003 miles per year, above the UK average of 7,400.
MOT & Mileage History for SL12 NLO
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 | 146,718 miles |
| Reading date | |
| Miles last year | 14,215 |
| Average per year | 11,003 |
| Mileage consistency | Consistent |
Check SL12 NLO
- Write-off & insurance claims Experian
- Outstanding finance 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 15 tests on record
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Vehicle Details
| Registration | SL12 NLO |
| Make | Seat |
| Model | Leon |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2012 |
| First registered | |
| Area code | SL — Edinburgh, Scotland |
| Age identifier | 12 — March 2012 to August 2012 |
More SL12 N plates
Browse all SL12 N registrations from Edinburgh.
About SL12 NLO
What car is SL12 NLO?
SL12 NLO is an grey Seat Leon, diesel (1598cc). First registered in Edinburgh in 2012.
What is the mileage of SL12 NLO?
The last recorded mileage for SL12 NLO was 146,718 miles, recorded on 10 Dec 2025 during its most recent MOT test.
Has SL12 NLO passed its MOT?
SL12 NLO has had 15 MOT tests with an 80% pass rate (12 passes, 3 failures). It last passed on 10 Dec 2025.
Is SL12 NLO ULEZ compliant?
Based on its fuel type and registration year, SL12 NLO is likely not ULEZ compliant. As a diesel vehicle registered in 2012, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is SL12 NLO?
SL12 NLO is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.