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 A4 S Ln Black Ed 35tdi Mhev Sa Diesel 1968cc has had 4 MOT tests on record, passing 3 and failing once (75% pass rate). It has 35,337 miles on the clock, averaging 5,888 miles per year, below the UK average of 7,400.
MOT & Mileage History for KN21 WJK
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 | 35,337 miles |
| Reading date | |
| Miles last year | 3,244 |
| Average per year | 5,888 |
| Mileage consistency | Consistent |
Check KN21 WJK
- 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 4 tests on record
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Vehicle Details
| Registration | KN21 WJK |
| Make | Audi |
| Model | A4 S Ln Black Ed 35tdi Mhev Sa |
| Colour | White |
| Fuel type | Diesel |
| Engine | 1968cc |
| Year | 2021 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
More KN21 W plates
Browse all KN21 W registrations from Luton.
About KN21 WJK
What car is KN21 WJK?
KN21 WJK is a white Audi A4 S Ln Black Ed 35tdi Mhev Sa, diesel (1968cc). First registered in Luton in 2021.
What is the mileage of KN21 WJK?
The last recorded mileage for KN21 WJK was 35,337 miles, recorded on 17 Feb 2026 during its most recent MOT test.
Has KN21 WJK passed its MOT?
KN21 WJK has had 4 MOT tests with a 75% pass rate (3 passes, 1 failure). It last passed on 17 Feb 2026.
Is KN21 WJK ULEZ compliant?
Based on its fuel type and registration year, KN21 WJK is likely ULEZ compliant. Diesel post-2015 (Euro 6). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is KN21 WJK?
KN21 WJK is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.