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 2012 Mercedes-Benz B-Class Diesel 1796cc has had 13 MOT tests on record, passing 10 and failing 3 (77% pass rate). It has 209,982 miles on the clock, averaging 19,352 miles per year, above the UK average of 7,400.
MOT & Mileage History for KN12 AWZ
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 | 209,982 miles |
| Reading date | |
| Miles last year | 23,470 |
| Average per year | 19,352 |
| Mileage consistency | Variable |
Check KN12 AWZ
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- Plate & colour change history
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- Warranty work logged
Full MOT Test History 13 tests on record
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Vehicle Details
| Registration | KN12 AWZ |
| Make | Mercedes-Benz |
| Model | B-Class |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1796cc |
| Year | 2012 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 12 — March 2012 to August 2012 |
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About KN12 AWZ
What car is KN12 AWZ?
KN12 AWZ is a grey Mercedes-Benz B-Class, diesel (1796cc). First registered in Luton in 2012.
What is the mileage of KN12 AWZ?
The last recorded mileage for KN12 AWZ was 209,982 miles, recorded on 18 Dec 2024 during its most recent MOT test.
Has KN12 AWZ passed its MOT?
KN12 AWZ has had 13 MOT tests with a 77% pass rate (10 passes, 3 failures). It last passed on 18 Dec 2024.
Is KN12 AWZ ULEZ compliant?
Based on its fuel type and registration year, KN12 AWZ is likely not ULEZ compliant. As a diesel vehicle registered in 2012, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is KN12 AWZ?
KN12 AWZ is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.