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 Petrol 1798cc has had 8 MOT tests on record, passing 7 and failing once (88% pass rate). It has 60,892 miles on the clock, averaging 5,730 miles per year, below the UK average of 7,400. The 1.8 TSI engine is known for cjsa and piston rings.
MOT & Mileage History for MM66 RDO
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
Below average| Latest reading | 60,892 miles |
| Reading date | |
| Miles last year | 6,290 |
| Average per year | 5,730 |
| Mileage consistency | Consistent |
Check MM66 RDO
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 8 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.
CJSA
Piston rings (faulty design leading to excessive oil consumption)
Premature wear on thin piston rings causes high oil burn-off, often 1 quart per 1,000-2,000 miles.[1][6]
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Vehicle Details
| Registration | MM66 RDO |
| Make | Seat |
| Model | Leon |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 1798cc |
| Year | 2016 |
| First registered | |
| Area code | MM — Manchester, Manchester and Merseyside |
| Age identifier | 66 — September 2016 to February 2017 |
More MM66 R plates
Browse all MM66 R registrations from Manchester.
About MM66 RDO
What car is MM66 RDO?
MM66 RDO is an grey Seat Leon, petrol (1798cc). First registered in Manchester in 2016.
What is the mileage of MM66 RDO?
The last recorded mileage for MM66 RDO was 60,892 miles, recorded on 7 Apr 2026 during its most recent MOT test.
Has MM66 RDO passed its MOT?
MM66 RDO has had 8 MOT tests with an 88% pass rate (7 passes, 1 failure). It last passed on 7 Apr 2026.
Is MM66 RDO ULEZ compliant?
Based on its fuel type and registration year, MM66 RDO 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 MM66 RDO?
MM66 RDO is approximately 10 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.