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 2 MOT tests on record, passing every one. It has 65,224 miles on the clock, averaging 6,651 miles per year, below the UK average of 7,400.
MOT & Mileage History for KJ21 YXD
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Below average| Latest reading | 65,224 miles |
| Reading date | |
| Miles last year | 7,539 |
| Average per year | 6,651 |
| Mileage consistency | Consistent |
Check KJ21 YXD
- 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 2 tests on record
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | KJ21 YXD |
| Make | Audi |
| Model | A3 S Line 35 Tfsi Mhev S-A |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 1498cc |
| Year | 2021 |
| First registered | |
| Area code | KJ — Northampton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
More KJ21 Y plates
Browse all KJ21 Y registrations from Northampton.
About KJ21 YXD
What car is KJ21 YXD?
KJ21 YXD is a grey Audi A3 S Line 35 Tfsi Mhev S-A, petrol (1498cc). First registered in Northampton in 2021.
What is the mileage of KJ21 YXD?
The last recorded mileage for KJ21 YXD was 65,224 miles, recorded on 12 Dec 2025 during its most recent MOT test.
Has KJ21 YXD passed its MOT?
KJ21 YXD has had 2 MOT tests with an 100% pass rate (2 passes, 0 failures). It last passed on 12 Dec 2025.
Is KJ21 YXD ULEZ compliant?
Based on its fuel type and registration year, KJ21 YXD 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 KJ21 YXD?
KJ21 YXD is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.