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 2007 Mercedes-Benz B-Class Diesel 1991cc has had 14 MOT tests on record, passing 12 and failing 2 (86% pass rate). It has 74,115 miles on the clock, averaging 4,687 miles per year, well below the UK average of 7,400.
MOT & Mileage History for KN57 YFF
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
Low mileage| Latest reading | 74,115 miles |
| Reading date | |
| Average per year | 4,687 |
| Mileage consistency | Variable |
Check KN57 YFF
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- Warranty work logged
Full MOT Test History 14 tests on record
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Vehicle Details
| Registration | KN57 YFF |
| Make | Mercedes-Benz |
| Model | B-Class |
| Colour | Blue |
| Fuel type | Diesel |
| Engine | 1991cc |
| Year | 2007 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 57 — September 2007 to February 2008 |
More KN57 Y plates
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About KN57 YFF
What car is KN57 YFF?
KN57 YFF is a blue Mercedes-Benz B-Class, diesel (1991cc). First registered in Luton in 2007.
What is the mileage of KN57 YFF?
The last recorded mileage for KN57 YFF was 74,115 miles, recorded on 26 Mar 2021 during its most recent MOT test.
Has KN57 YFF passed its MOT?
KN57 YFF has had 14 MOT tests with an 86% pass rate (12 passes, 2 failures). It last passed on 26 Mar 2021.
Is KN57 YFF ULEZ compliant?
Based on its fuel type and registration year, KN57 YFF is likely not ULEZ compliant. As a diesel vehicle registered in 2007, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is KN57 YFF?
KN57 YFF is approximately 19 years old. Age identifier 57 means registered between 1 September 2007 and 28 February 2008.