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 Fiat 500 Lounge Mhev Petrol 999cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 22,473 miles on the clock, averaging 4,551 miles per year, well below the UK average of 7,400.
MOT & Mileage History for CN21 RBU
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 | 22,473 miles |
| Reading date | |
| Average per year | 4,551 |
| Mileage consistency | Consistent |
Check CN21 RBU
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- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 4 tests on record
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | CN21 RBU |
| Make | Fiat |
| Model | 500 Lounge Mhev |
| Colour | Blue |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2021 |
| First registered | |
| Area code | CN — Cardiff, Cymru (Wales) |
| Age identifier | 21 — March 2021 to August 2021 |
More CN21 R plates
Browse all CN21 R registrations from Cardiff.
About CN21 RBU
What car is CN21 RBU?
CN21 RBU is a blue Fiat 500 Lounge Mhev, petrol (999cc). First registered in Cardiff in 2021.
What is the mileage of CN21 RBU?
The last recorded mileage for CN21 RBU was 22,473 miles, recorded on 17 Feb 2026 during its most recent MOT test.
Has CN21 RBU passed its MOT?
CN21 RBU has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 17 Feb 2026.
Is CN21 RBU ULEZ compliant?
Based on its fuel type and registration year, CN21 RBU 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 RBU?
CN21 RBU is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.