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 2018 Audi A3 Petrol 1498cc has had 7 MOT tests on record, passing 6 and failing once (86% pass rate). It has 68,439 miles on the clock, averaging 5,736 miles per year, below the UK average of 7,400. The 1.5 TFSI engine is known for dada and engine management software / act (active cylinder technology) calibration.
MOT & Mileage History for KN18 AXX
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gap in MOT history
Mileage Analysis
Below average| Latest reading | 68,439 miles |
| Reading date | |
| Miles last year | 6,899 |
| Average per year | 5,736 |
| Mileage consistency | Variable |
Check KN18 AXX
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- Plate & colour change history
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- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 7 tests on record
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Reported issues for this Audi A3
These are the most commonly reported problems on Audi A3 models (2012–2020), based on owner reports and workshop data across the UK.
DADA
Engine management software / ACT (Active Cylinder Technology) calibration
Faulty ECU mapping causes poor transition between 2- and 4-cylinder modes, leading to hesitation, juddering, or "kangarooing" (RPM drop/stall risk in 1st gear). Cross-model issue in manuals.[1][2][3][4]
Common faults, what to check, and what to pay
Explore more about the Audi A3
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Vehicle Details
| Registration | KN18 AXX |
| Make | Audi |
| Model | A3 |
| Colour | Blue |
| Fuel type | Petrol |
| Engine | 1498cc |
| Year | 2018 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 18 — March 2018 to August 2018 |
More KN18 A plates
Browse all KN18 A registrations from Luton.
About KN18 AXX
What car is KN18 AXX?
KN18 AXX is a blue Audi A3, petrol (1498cc). First registered in Luton in 2018.
What is the mileage of KN18 AXX?
The last recorded mileage for KN18 AXX was 68,439 miles, recorded on 30 Jan 2026 during its most recent MOT test.
Has KN18 AXX passed its MOT?
KN18 AXX has had 7 MOT tests with an 86% pass rate (6 passes, 1 failure). It last passed on 30 Jan 2026.
Is KN18 AXX ULEZ compliant?
Based on its fuel type and registration year, KN18 AXX 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 KN18 AXX?
KN18 AXX is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.