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 16 MOT tests on record, passing 12 and failing 4 (75% pass rate). It has 133,525 miles on the clock, averaging 9,448 miles per year, above the UK average of 7,400.
MOT & Mileage History for RJ12 ACZ
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Above average| Latest reading | 133,525 miles |
| Reading date | |
| Miles last year | 9 |
| Average per year | 9,448 |
| Mileage consistency | Variable |
Check RJ12 ACZ
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- Service interval analysis
- Warranty work logged
Full MOT Test History 16 tests on record
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Vehicle Details
| Registration | RJ12 ACZ |
| Make | Mercedes-Benz |
| Model | B-Class |
| Colour | Black |
| Fuel type | Diesel |
| Engine | 1796cc |
| Year | 2012 |
| First registered | |
| Area code | RJ — Reading, Reading |
| Age identifier | 12 — March 2012 to August 2012 |
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About RJ12 ACZ
What car is RJ12 ACZ?
RJ12 ACZ is an black Mercedes-Benz B-Class, diesel (1796cc). First registered in Reading in 2012.
What is the mileage of RJ12 ACZ?
The last recorded mileage for RJ12 ACZ was 133,525 miles, recorded on 3 Jun 2026 during its most recent MOT test.
Has RJ12 ACZ passed its MOT?
RJ12 ACZ has had 16 MOT tests with a 75% pass rate (12 passes, 4 failures). It last passed on 3 Jun 2026.
Is RJ12 ACZ ULEZ compliant?
Based on its fuel type and registration year, RJ12 ACZ 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 RJ12 ACZ?
RJ12 ACZ is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.