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 Vauxhall Signum Petrol 1998cc has had 24 MOT tests on record, passing 13 and failing 11 (54% pass rate). It has 124,272 miles on the clock, averaging 5,894 miles per year, below the UK average of 7,400.
MOT & Mileage History for KN53 NNB
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
Below average| Latest reading | 124,272 miles |
| Reading date | |
| Miles last year | 3 |
| Average per year | 5,894 |
| Mileage consistency | Variable |
Check KN53 NNB
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- Warranty work logged
Full MOT Test History 24 tests on record
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Vehicle Details
| Registration | KN53 NNB |
| Make | Vauxhall |
| Model | Signum |
| Colour | Green |
| Fuel type | Petrol |
| Engine | 1998cc |
| Year | 2003 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 53 — September 2003 to February 2004 |
More KN53 N plates
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About KN53 NNB
What car is KN53 NNB?
KN53 NNB is a green Vauxhall Signum, petrol (1998cc). First registered in Luton in 2003.
What is the mileage of KN53 NNB?
The last recorded mileage for KN53 NNB was 124,272 miles, recorded on 15 Jan 2021 during its most recent MOT test.
Has KN53 NNB passed its MOT?
KN53 NNB has had 24 MOT tests with a 54% pass rate (13 passes, 11 failures). It last passed on 15 Jan 2021.
Is KN53 NNB ULEZ compliant?
Based on its fuel type and registration year, KN53 NNB 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 KN53 NNB?
KN53 NNB is approximately 23 years old. Age identifier 53 means registered between 1 September 2003 and 28 February 2004.