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 2017 Audi A3 Petrol 999cc has had 9 MOT tests on record, passing 7 and failing 2 (78% pass rate). It has 67,897 miles on the clock, averaging 8,827 miles per year, around the UK average of 7,400. The 1.0 TFSI engine is known for 1. carbon buildup on intake valves and 2. turbocharger actuator/wastegate linkage failure.
MOT & Mileage History for KO66 LXT
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
About average| Latest reading | 67,897 miles |
| Reading date | |
| Miles last year | 12,454 |
| Average per year | 8,827 |
| Mileage consistency | Variable |
Check KO66 LXT
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- Service interval analysis
- Warranty work logged
Full MOT Test History 9 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.
1. Carbon Buildup on Intake Valves
Direct-injection petrol engines like the CHZB lack fuel spray across the intake valves during the induction stroke. Without this natural cleaning action, carbon deposits accumulate on the valve stems and seats, restricting airflow.[2]
2. Turbocharger Actuator/Wastegate Linkage Failure
The actuator linkage connecting the wastegate solenoid to the wastegate valve becomes faulty or loose, causing loss of boost control. Many repair shops misdiagnose this as full turbocharger failure and recommend a costly replacement (€1,000+) when only the actuator arm needs repair (€150).[3]
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | KO66 LXT |
| Make | Audi |
| Model | A3 |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2017 |
| First registered | |
| Area code | KO — Luton, Luton and Northampton |
| Age identifier | 66 — September 2016 to February 2017 |
More KO66 L plates
Browse all KO66 L registrations from Luton.
About KO66 LXT
What car is KO66 LXT?
KO66 LXT is a black Audi A3, petrol (999cc). First registered in Luton in 2017.
What is the mileage of KO66 LXT?
The last recorded mileage for KO66 LXT was 67,897 miles, recorded on 27 Jan 2026 during its most recent MOT test.
Has KO66 LXT passed its MOT?
KO66 LXT has had 9 MOT tests with a 78% pass rate (7 passes, 2 failures). It last passed on 27 Jan 2026.
Is KO66 LXT ULEZ compliant?
Based on its fuel type and registration year, KO66 LXT 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 KO66 LXT?
KO66 LXT is approximately 9 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.