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 2020 Seat Leon Petrol 1498cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 26,209 miles on the clock, averaging 2,871 miles per year, well below the UK average of 7,400. The 1.5 TSI Evo engine is known for daca.
MOT & Mileage History for SL20 KXX
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Low mileage| Latest reading | 26,209 miles |
| Reading date | |
| Miles last year | 3,189 |
| Average per year | 2,871 |
| Mileage consistency | Consistent |
Check SL20 KXX
- 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 4 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.
DACA
ECU software mishandles ACT deactivation and turbo spool on cold starts, causing lag/judder (manuals worst).
Explore more about the Seat Leon
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | SL20 KXX |
| Make | Seat |
| Model | Leon |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 1498cc |
| Year | 2020 |
| First registered | |
| Area code | SL — Edinburgh, Scotland |
| Age identifier | 20 — March 2020 to August 2020 |
More SL20 K plates
Browse all SL20 K registrations from Edinburgh.
About SL20 KXX
What car is SL20 KXX?
SL20 KXX is an grey Seat Leon, petrol (1498cc). First registered in Edinburgh in 2020.
What is the mileage of SL20 KXX?
The last recorded mileage for SL20 KXX was 26,209 miles, recorded on 11 Aug 2026 during its most recent MOT test.
Has SL20 KXX passed its MOT?
SL20 KXX has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last was tested on 11 Aug 2026.
Is SL20 KXX ULEZ compliant?
Based on its fuel type and registration year, SL20 KXX 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 SL20 KXX?
SL20 KXX is approximately 6 years old. Age identifier 20 means registered between 1 March 2020 and 31 August 2020.