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 8 MOT tests on record, passing 7 and failing once (88% pass rate). It has 45,335 miles on the clock, averaging 4,614 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 YL66 FCC
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Low mileage| Latest reading | 45,335 miles |
| Reading date | |
| Miles last year | 3,541 |
| Average per year | 4,614 |
| Mileage consistency | Consistent |
Check YL66 FCC
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 8 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 | YL66 FCC |
| Make | Audi |
| Model | A3 |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2017 |
| First registered | |
| Area code | YL — Sheffield, Yorkshire |
| Age identifier | 66 — September 2016 to February 2017 |
More YL66 F plates
Browse all YL66 F registrations from Sheffield.
About YL66 FCC
What car is YL66 FCC?
YL66 FCC is a grey Audi A3, petrol (999cc). First registered in Sheffield in 2017.
What is the mileage of YL66 FCC?
The last recorded mileage for YL66 FCC was 45,335 miles, recorded on 21 Jan 2026 during its most recent MOT test.
Has YL66 FCC passed its MOT?
YL66 FCC has had 8 MOT tests with an 88% pass rate (7 passes, 1 failure). It last passed on 21 Jan 2026.
Is YL66 FCC ULEZ compliant?
Based on its fuel type and registration year, YL66 FCC 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 YL66 FCC?
YL66 FCC is approximately 9 years old. Age identifier 66 means registered between 1 September 2016 and 28 February 2017.