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 2017 Mercedes-Benz C Diesel 2143cc has had 7 MOT tests on record, passing 6 and failing once (86% pass rate). It has 85,394 miles on the clock, averaging 7,614 miles per year, around the UK average of 7,400.
MOT & Mileage History for RJ51 MON
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gap in MOT history
Mileage Analysis
About average| Latest reading | 85,394 miles |
| Reading date | |
| Miles last year | 6,291 |
| Average per year | 7,614 |
| Mileage consistency | Variable |
Check RJ51 MON
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- Service interval analysis
- Warranty work logged
Full MOT Test History 7 tests on record
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Vehicle Details
| Registration | RJ51 MON |
| Make | Mercedes-Benz |
| Model | C |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 2143cc |
| Year | 2017 |
| First registered | |
| Area code | RJ — Reading, Reading |
| Age identifier | 51 — September 2001 to February 2002 |
More RJ51 M plates
Browse all RJ51 M registrations from Reading.
About RJ51 MON
What car is RJ51 MON?
RJ51 MON is an grey Mercedes-Benz C, diesel (2143cc). First registered in Reading in 2017.
What is the mileage of RJ51 MON?
The last recorded mileage for RJ51 MON was 85,394 miles, recorded on 7 Nov 2025 during its most recent MOT test.
Has RJ51 MON passed its MOT?
RJ51 MON has had 7 MOT tests with an 86% pass rate (6 passes, 1 failure). It last passed on 7 Nov 2025.
Is RJ51 MON ULEZ compliant?
Based on its fuel type and registration year, RJ51 MON 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 RJ51 MON?
RJ51 MON is approximately 9 years old. Age identifier 51 means registered between 1 September 2001 and 28 February 2002.