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 2004 Monaco Neptune Diesel has had 8 MOT tests on record, passing 7 and failing once (88% pass rate). It has 15,064 miles on the clock, averaging 369 miles per year, well below the UK average of 7,400.
MOT & Mileage History for YN04 WNF
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
Low mileage| Latest reading | 15,064 miles |
| Reading date | |
| Miles last year | 238 |
| Average per year | 369 |
| Mileage consistency | Variable |
Check YN04 WNF
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- Service interval analysis
- Warranty work logged
Full MOT Test History 8 tests on record
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Vehicle Details
| Registration | YN04 WNF |
| Make | Monaco |
| Model | Neptune |
| Colour | White |
| Fuel type | Diesel |
| Year | 2004 |
| First registered | |
| Area code | YN — Sheffield, Yorkshire |
| Age identifier | 04 — March 2004 to August 2004 |
More YN04 W plates
Browse all YN04 W registrations from Sheffield.
About YN04 WNF
What car is YN04 WNF?
YN04 WNF is a white Monaco Neptune, diesel. First registered in Sheffield in 2004.
What is the mileage of YN04 WNF?
The last recorded mileage for YN04 WNF was 15,064 miles, recorded on 28 Sep 2017 during its most recent MOT test.
Has YN04 WNF passed its MOT?
YN04 WNF has had 8 MOT tests with an 88% pass rate (7 passes, 1 failure). It last passed on 28 Sep 2017.
Is YN04 WNF ULEZ compliant?
Based on its fuel type and registration year, YN04 WNF is likely not ULEZ compliant. As a diesel vehicle registered in 2004, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is YN04 WNF?
YN04 WNF is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.