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 2001 Mercedes-Benz C Diesel 2148cc has had 10 MOT tests on record, passing 9 and failing once (90% pass rate). It has 158,555 miles on the clock, averaging 10,539 miles per year, above the UK average of 7,400.
MOT & Mileage History for RJ51 CSO
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Above average| Latest reading | 158,555 miles |
| Reading date | |
| Miles last year | 6,232 |
| Average per year | 10,539 |
| Mileage consistency | Variable |
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Full MOT Test History 10 tests on record
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Vehicle Details
| Registration | RJ51 CSO |
| Make | Mercedes-Benz |
| Model | C |
| Colour | Green |
| Fuel type | Diesel |
| Engine | 2148cc |
| Year | 2001 |
| First registered | |
| Area code | RJ — Reading, Reading |
| Age identifier | 51 — September 2001 to February 2002 |
More RJ51 C plates
Browse all RJ51 C registrations from Reading.
About RJ51 CSO
What car is RJ51 CSO?
RJ51 CSO is an green Mercedes-Benz C, diesel (2148cc). First registered in Reading in 2001.
What is the mileage of RJ51 CSO?
The last recorded mileage for RJ51 CSO was 158,555 miles, recorded on 4 Jan 2014 during its most recent MOT test.
Has RJ51 CSO passed its MOT?
RJ51 CSO has had 10 MOT tests with an 90% pass rate (9 passes, 1 failure). It last passed on 4 Jan 2014.
Is RJ51 CSO ULEZ compliant?
Based on its fuel type and registration year, RJ51 CSO is likely not ULEZ compliant. As a diesel vehicle registered in 2001, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is RJ51 CSO?
RJ51 CSO is approximately 25 years old. Age identifier 51 means registered between 1 September 2001 and 28 February 2002.