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 2021 Citroen C3 Shine Puretech S/S Auto Petrol 1200cc has had 3 MOT tests on record, passing 2 and failing once (67% pass rate). It has 49,835 miles on the clock, averaging 23,446 miles per year, above the UK average of 7,400.
MOT & Mileage History for CN21 BNU
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Above average| Latest reading | 49,835 miles |
| Reading date | |
| Average per year | 23,446 |
| Mileage consistency | Consistent |
Check CN21 BNU
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle check Experian
- Ownership changes Experian
- Mileage discrepancy alerts
- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 3 tests on record
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Vehicle Details
| Registration | CN21 BNU |
| Make | Citroen |
| Model | C3 Shine Puretech S/S Auto |
| Colour | Red |
| Fuel type | Petrol |
| Engine | 1200cc |
| Year | 2021 |
| First registered | |
| Area code | CN — Cardiff, Cymru (Wales) |
| Age identifier | 21 — March 2021 to August 2021 |
More CN21 B plates
Browse all CN21 B registrations from Cardiff.
About CN21 BNU
What car is CN21 BNU?
CN21 BNU is a red Citroen C3 Shine Puretech S/S Auto, petrol (1200cc). First registered in Cardiff in 2021.
What is the mileage of CN21 BNU?
The last recorded mileage for CN21 BNU was 49,835 miles, recorded on 5 Jun 2025 during its most recent MOT test.
Has CN21 BNU passed its MOT?
CN21 BNU has had 3 MOT tests with a 67% pass rate (2 passes, 1 failure). It last passed on 5 Jun 2025.
Is CN21 BNU ULEZ compliant?
Based on its fuel type and registration year, CN21 BNU is likely ULEZ compliant. Petrol post-2005 (Euro 4). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is CN21 BNU?
CN21 BNU is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.