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 10 MOT tests on record, passing 7 and failing 3 (70% pass rate). It has 112,895 miles on the clock, averaging 9,814 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 WU18 XJN
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
Above average| Latest reading | 112,895 miles |
| Reading date | |
| Miles last year | 9,396 |
| Average per year | 9,814 |
| Mileage consistency | Consistent |
Check WU18 XJN
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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 | WU18 XJN |
| Make | Audi |
| Model | A3 |
| Colour | Red |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2018 |
| First registered | |
| Area code | WU — Bristol, West of England |
| Age identifier | 18 — March 2018 to August 2018 |
More WU18 X plates
Browse all WU18 X registrations from Bristol.
About WU18 XJN
What car is WU18 XJN?
WU18 XJN is a red Audi A3, petrol (999cc). First registered in Bristol in 2018.
What is the mileage of WU18 XJN?
The last recorded mileage for WU18 XJN was 112,895 miles, recorded on 1 Jun 2026 during its most recent MOT test.
Has WU18 XJN passed its MOT?
WU18 XJN has had 10 MOT tests with a 70% pass rate (7 passes, 3 failures). It last passed on 1 Jun 2026.
Is WU18 XJN ULEZ compliant?
Based on its fuel type and registration year, WU18 XJN 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 WU18 XJN?
WU18 XJN is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.