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 2003 Mercedes-Benz 500 Petrol 4966cc has had 22 MOT tests on record, passing 18 and failing 4 (82% pass rate). It has 77,387 miles on the clock, averaging 4,246 miles per year, well below the UK average of 7,400.
MOT & Mileage History for RL03 OWZ
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 | 77,387 miles |
| Reading date | |
| Average per year | 4,246 |
| Mileage consistency | Variable |
Check RL03 OWZ
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- Service interval analysis
- Warranty work logged
Full MOT Test History 22 tests on record
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Vehicle Details
| Registration | RL03 OWZ |
| Make | Mercedes-Benz |
| Model | 500 |
| Colour | Silver |
| Fuel type | Petrol |
| Engine | 4966cc |
| Year | 2003 |
| First registered | |
| Area code | RL — Reading, Reading |
| Age identifier | 03 — March 2003 to August 2003 |
More RL03 O plates
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About RL03 OWZ
What car is RL03 OWZ?
RL03 OWZ is an silver Mercedes-Benz 500, petrol (4966cc). First registered in Reading in 2003.
What is the mileage of RL03 OWZ?
The last recorded mileage for RL03 OWZ was 77,387 miles, recorded on 17 Jan 2023 during its most recent MOT test.
Has RL03 OWZ passed its MOT?
RL03 OWZ has had 22 MOT tests with an 82% pass rate (18 passes, 4 failures). It last passed on 17 Jan 2023.
Is RL03 OWZ ULEZ compliant?
Based on its fuel type and registration year, RL03 OWZ is likely not ULEZ compliant. As a petrol vehicle registered in 2003, it typically does not meet the Euro 4 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is RL03 OWZ?
RL03 OWZ is approximately 23 years old. Age identifier 03 means registered between 1 March 2003 and 31 August 2003.