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 999cc has had 6 MOT tests on record, passing every one. It has 58,308 miles on the clock, averaging 7,777 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 PN18 UMW
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 | 58,308 miles |
| Reading date | |
| Miles last year | 5,765 |
| Average per year | 7,777 |
| Mileage consistency | Consistent |
Check PN18 UMW
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- Warranty work logged
Full MOT Test History 6 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 | PN18 UMW |
| Make | Audi |
| Model | A3 |
| Colour | White |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2018 |
| First registered | |
| Area code | PN — Preston, Preston |
| Age identifier | 18 — March 2018 to August 2018 |
More PN18 U plates
Browse all PN18 U registrations from Preston.
About PN18 UMW
What car is PN18 UMW?
PN18 UMW is a white Audi A3, petrol (999cc). First registered in Preston in 2018.
What is the mileage of PN18 UMW?
The last recorded mileage for PN18 UMW was 58,308 miles, recorded on 26 Aug 2025 during its most recent MOT test.
Has PN18 UMW passed its MOT?
PN18 UMW has had 6 MOT tests with an 100% pass rate (6 passes, 0 failures). It last passed on 26 Aug 2025.
Is PN18 UMW ULEZ compliant?
Based on its fuel type and registration year, PN18 UMW 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 PN18 UMW?
PN18 UMW is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.