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 Mercedes-Benz C Diesel 1598cc has had 7 MOT tests on record, passing every one. It has 80,703 miles on the clock, averaging 8,225 miles per year, around the UK average of 7,400.
MOT & Mileage History for EF66 OYA
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
About average| Latest reading | 80,703 miles |
| Reading date | |
| Miles last year | 5,577 |
| Average per year | 8,225 |
| Mileage consistency | Consistent |
Check EF66 OYA
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- 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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Vehicle Details
| Registration | EF66 OYA |
| Make | Mercedes-Benz |
| Model | C |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1598cc |
| Year | 2016 |
| First registered | |
| Area code | EF — Chelmsford, Essex |
| Age identifier | 66 — September 2016 to February 2017 |
More EF66 O plates
Browse all EF66 O registrations from Chelmsford.
About EF66 OYA
What car is EF66 OYA?
EF66 OYA is an grey Mercedes-Benz C, diesel (1598cc). First registered in Chelmsford in 2016.
What is the mileage of EF66 OYA?
The last recorded mileage for EF66 OYA was 80,703 miles, recorded on 16 Dec 2025 during its most recent MOT test.
Has EF66 OYA passed its MOT?
EF66 OYA has had 7 MOT tests with an 100% pass rate (7 passes, 0 failures). It last passed on 16 Dec 2025.
Is EF66 OYA ULEZ compliant?
Based on its fuel type and registration year, EF66 OYA 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 EF66 OYA?
EF66 OYA is approximately 10 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.