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 Yamaha Yn50 Petrol 49cc has had 1 MOT test on record, passing every one. It has 6,107 miles on the clock at the last MOT.
MOT & Mileage History for CU03 BYX
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gaps in MOT history
Check CU03 BYX
- 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 1 test on record
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Vehicle Details
| Registration | CU03 BYX |
| Make | Yamaha |
| Model | Yn50 |
| Colour | Silver |
| Fuel type | Petrol |
| Engine | 49cc |
| Year | 2003 |
| First registered | |
| Area code | CU — Swansea, Cymru (Wales) |
| Age identifier | 03 — March 2003 to August 2003 |
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About CU03 BYX
What car is CU03 BYX?
CU03 BYX is a silver Yamaha Yn50, petrol (49cc). First registered in Swansea in 2003.
What is the mileage of CU03 BYX?
The last recorded mileage for CU03 BYX was 6,107 miles, recorded on 24 Mar 2007 during its most recent MOT test.
Has CU03 BYX passed its MOT?
CU03 BYX has had 1 MOT tests with an 100% pass rate (1 pass, 0 failures). It last passed on 24 Mar 2007.
Is CU03 BYX ULEZ compliant?
Based on its fuel type and registration year, CU03 BYX 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 CU03 BYX?
CU03 BYX is approximately 23 years old. Age identifier 03 means registered between 1 March 2003 and 31 August 2003.