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 4 MOT tests on record, passing every one. It has 47,844 miles on the clock, averaging 5,535 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 KW18 COA
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
Below average| Latest reading | 47,844 miles |
| Reading date | |
| Miles last year | 8,923 |
| Average per year | 5,535 |
| Mileage consistency | Consistent |
Check KW18 COA
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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 4 tests on record
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Buyers comparing the Audi A3 often also look at these models. Check their MOT history and reliability before deciding:
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
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Vehicle Details
| Registration | KW18 COA |
| Make | Audi |
| Model | A3 |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 1498cc |
| Year | 2018 |
| First registered | |
| Area code | KW — Luton, Luton and Northampton |
| Age identifier | 18 — March 2018 to August 2018 |
More KW18 C plates
Browse all KW18 C registrations from Luton.
About KW18 COA
What car is KW18 COA?
KW18 COA is a grey Audi A3, petrol (1498cc). First registered in Luton in 2018.
What is the mileage of KW18 COA?
The last recorded mileage for KW18 COA was 47,844 miles, recorded on 17 Sep 2025 during its most recent MOT test.
Has KW18 COA passed its MOT?
KW18 COA has had 4 MOT tests with an 100% pass rate (4 passes, 0 failures). It last passed on 17 Sep 2025.
Is KW18 COA ULEZ compliant?
Based on its fuel type and registration year, KW18 COA 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 KW18 COA?
KW18 COA is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.