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 Mazda 6 Petrol 1798cc has had 15 MOT tests on record, passing 9 and failing 6 (60% pass rate). It has 124,113 miles on the clock, averaging 10,543 miles per year, above the UK average of 7,400.
MOT & Mileage History for KB04 WNJ
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
Above average| Latest reading | 124,113 miles |
| Reading date | |
| Miles last year | 38 |
| Average per year | 10,543 |
| Mileage consistency | Consistent |
Check KB04 WNJ
- Write-off & insurance claims Experian
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- Plate & colour change history
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- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 15 tests on record
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Vehicle Details
| Registration | KB04 WNJ |
| Make | Mazda |
| Model | 6 |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 1798cc |
| Year | 2004 |
| First registered | |
| Area code | KB — Northampton, Luton and Northampton |
| Age identifier | 04 — March 2004 to August 2004 |
More KB04 W plates
Browse all KB04 W registrations from Northampton.
About KB04 WNJ
What car is KB04 WNJ?
KB04 WNJ is a grey Mazda 6, petrol (1798cc). First registered in Northampton in 2004.
What is the mileage of KB04 WNJ?
The last recorded mileage for KB04 WNJ was 124,113 miles, recorded on 19 Aug 2015 during its most recent MOT test.
Has KB04 WNJ passed its MOT?
KB04 WNJ has had 15 MOT tests with a 60% pass rate (9 passes, 6 failures). It last passed on 19 Aug 2015.
Is KB04 WNJ ULEZ compliant?
Based on its fuel type and registration year, KB04 WNJ is likely not ULEZ compliant. As a petrol vehicle registered in 2004, it typically does not meet the Euro 4 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is KB04 WNJ?
KB04 WNJ is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.