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 30 Tfsi Mhev S-A Petrol 999cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 23,992 miles on the clock, averaging 5,806 miles per year, below the UK average of 7,400.
MOT & Mileage History for KN21 JXW
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
Below average| Latest reading | 23,992 miles |
| Reading date | |
| Miles last year | 5,174 |
| Average per year | 5,806 |
| Mileage consistency | Consistent |
Check KN21 JXW
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle 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 4 tests on record
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | KN21 JXW |
| Make | Audi |
| Model | A3 S Line 30 Tfsi Mhev S-A |
| Colour | Blue |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2021 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
More KN21 J plates
Browse all KN21 J registrations from Luton.
About KN21 JXW
What car is KN21 JXW?
KN21 JXW is a blue Audi A3 S Line 30 Tfsi Mhev S-A, petrol (999cc). First registered in Luton in 2021.
What is the mileage of KN21 JXW?
The last recorded mileage for KN21 JXW was 23,992 miles, recorded on 10 Mar 2026 during its most recent MOT test.
Has KN21 JXW passed its MOT?
KN21 JXW has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 10 Mar 2026.
Is KN21 JXW ULEZ compliant?
Based on its fuel type and registration year, KN21 JXW 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 JXW?
KN21 JXW is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.