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 2016 Audi A3 Petrol 999cc has had 10 MOT tests on record, passing 8 and failing 2 (80% pass rate). It has 37,358 miles on the clock, averaging 3,490 miles per year, well below 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 LS66 MKX
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
Low mileage| Latest reading | 37,358 miles |
| Reading date | |
| Miles last year | 806 |
| Average per year | 3,490 |
| Mileage consistency | Variable |
Check LS66 MKX
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 10 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 | LS66 MKX |
| Make | Audi |
| Model | A3 |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2016 |
| First registered | |
| Area code | LS — Stanmore, London |
| Age identifier | 66 — September 2016 to February 2017 |
More LS66 M plates
Browse all LS66 M registrations from Stanmore.
About LS66 MKX
What car is LS66 MKX?
LS66 MKX is an black Audi A3, petrol (999cc). First registered in Stanmore in 2016.
What is the mileage of LS66 MKX?
The last recorded mileage for LS66 MKX was 37,358 miles, recorded on 14 Aug 2026 during its most recent MOT test.
Has LS66 MKX passed its MOT?
LS66 MKX has had 10 MOT tests with an 80% pass rate (8 passes, 2 failures). It last passed on 14 Aug 2026.
Is LS66 MKX ULEZ compliant?
Based on its fuel type and registration year, LS66 MKX 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 LS66 MKX?
LS66 MKX is approximately 10 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.