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 9 MOT tests on record, passing 7 and failing 2 (78% pass rate). It has 93,634 miles on the clock, averaging 12,765 miles per year, above 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 MT66 HKZ
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
Above average| Latest reading | 93,634 miles |
| Reading date | |
| Miles last year | 10 |
| Average per year | 12,765 |
| Mileage consistency | Variable |
Check MT66 HKZ
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- 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 | MT66 HKZ |
| Make | Audi |
| Model | A3 |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2016 |
| First registered | |
| Area code | MT — Manchester, Manchester and Merseyside |
| Age identifier | 66 — September 2016 to February 2017 |
More MT66 H plates
Browse all MT66 H registrations from Manchester.
About MT66 HKZ
What car is MT66 HKZ?
MT66 HKZ is an black Audi A3, petrol (999cc). First registered in Manchester in 2016.
What is the mileage of MT66 HKZ?
The last recorded mileage for MT66 HKZ was 93,634 miles, recorded on 31 Mar 2026 during its most recent MOT test.
Has MT66 HKZ passed its MOT?
MT66 HKZ has had 9 MOT tests with a 78% pass rate (7 passes, 2 failures). It last passed on 31 Mar 2026.
Is MT66 HKZ ULEZ compliant?
Based on its fuel type and registration year, MT66 HKZ 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 MT66 HKZ?
MT66 HKZ is approximately 10 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.