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 Diesel 1968cc has had 7 MOT tests on record, passing every one. It has 152,777 miles on the clock, averaging 16,964 miles per year, above the UK average of 7,400. The 2.0 TDI engine is known for crlb and egr valve.
MOT & Mileage History for OY66 OSZ
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 | 152,777 miles |
| Reading date | |
| Miles last year | 18,527 |
| Average per year | 16,964 |
| Mileage consistency | Consistent |
Check OY66 OSZ
- 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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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 | OY66 OSZ |
| Make | Seat |
| Model | Leon |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1968cc |
| Year | 2016 |
| First registered | |
| Area code | OY — Oxford, Oxford |
| Age identifier | 66 — September 2016 to February 2017 |
More OY66 O plates
Browse all OY66 O registrations from Oxford.
About OY66 OSZ
What car is OY66 OSZ?
OY66 OSZ is an grey Seat Leon, diesel (1968cc). First registered in Oxford in 2016.
What is the mileage of OY66 OSZ?
The last recorded mileage for OY66 OSZ was 152,777 miles, recorded on 4 Sep 2025 during its most recent MOT test.
Has OY66 OSZ passed its MOT?
OY66 OSZ has had 7 MOT tests with an 100% pass rate (7 passes, 0 failures). It last passed on 4 Sep 2025.
Is OY66 OSZ ULEZ compliant?
Based on its fuel type and registration year, OY66 OSZ is likely ULEZ compliant. Diesel post-2015 (Euro 6). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is OY66 OSZ?
OY66 OSZ is approximately 10 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.