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 S Line 35 Tfsi Mhev S-A Petrol 1498cc has had 3 MOT tests on record, passing every one. It has 33,155 miles on the clock, averaging 8,433 miles per year, around the UK average of 7,400.
MOT & Mileage History for KN21 UJK
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
About average| Latest reading | 33,155 miles |
| Reading date | |
| Miles last year | 8,883 |
| Average per year | 8,433 |
| Mileage consistency | Consistent |
Check KN21 UJK
- 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
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | KN21 UJK |
| Make | Audi |
| Model | A3 S Line 35 Tfsi Mhev S-A |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1498cc |
| Year | 2021 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
More KN21 U plates
Browse all KN21 U registrations from Luton.
About KN21 UJK
What car is KN21 UJK?
KN21 UJK is a black Audi A3 S Line 35 Tfsi Mhev S-A, petrol (1498cc). First registered in Luton in 2021.
What is the mileage of KN21 UJK?
The last recorded mileage for KN21 UJK was 33,155 miles, recorded on 16 Jan 2026 during its most recent MOT test.
Has KN21 UJK passed its MOT?
KN21 UJK has had 3 MOT tests with an 100% pass rate (3 passes, 0 failures). It last passed on 16 Jan 2026.
Is KN21 UJK ULEZ compliant?
Based on its fuel type and registration year, KN21 UJK 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 KN21 UJK?
KN21 UJK is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.