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 Audi A3 Technik 30 Tfsi Petrol 999cc has had 3 MOT tests on record, passing every one. It has 20,314 miles on the clock, averaging 3,714 miles per year, well below the UK average of 7,400.
MOT & Mileage History for YF21 ONG
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
Low mileage| Latest reading | 20,314 miles |
| Reading date | |
| Miles last year | 3,713 |
| Average per year | 3,714 |
| Mileage consistency | Consistent |
Check YF21 ONG
- Write-off & insurance claims Experian
- Outstanding finance check Experian
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- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 3 tests on record
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | YF21 ONG |
| Make | Audi |
| Model | A3 Technik 30 Tfsi |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2021 |
| First registered | |
| Area code | YF — Leeds, Yorkshire |
| Age identifier | 21 — March 2021 to August 2021 |
More YF21 O plates
Browse all YF21 O registrations from Leeds.
About YF21 ONG
What car is YF21 ONG?
YF21 ONG is a grey Audi A3 Technik 30 Tfsi, petrol (999cc). First registered in Leeds in 2021.
What is the mileage of YF21 ONG?
The last recorded mileage for YF21 ONG was 20,314 miles, recorded on 29 Jul 2025 during its most recent MOT test.
Has YF21 ONG passed its MOT?
YF21 ONG has had 3 MOT tests with an 100% pass rate (3 passes, 0 failures). It last passed on 29 Jul 2025.
Is YF21 ONG ULEZ compliant?
Based on its fuel type and registration year, YF21 ONG 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 YF21 ONG?
YF21 ONG is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.