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 8 MOT tests on record, passing 5 and failing 3 (63% pass rate). It has 79,488 miles on the clock, averaging 10,859 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 GX68 XNN
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 | 79,488 miles |
| Reading date | |
| Miles last year | 1 |
| Average per year | 10,859 |
| Mileage consistency | Consistent |
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- 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 | GX68 XNN |
| Make | Audi |
| Model | A3 |
| Colour | White |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2018 |
| First registered | |
| Area code | GX — Brighton, Garden of England |
| Age identifier | 68 — September 2018 to February 2019 |
More GX68 X plates
Browse all GX68 X registrations from Brighton.
About GX68 XNN
What car is GX68 XNN?
GX68 XNN is a white Audi A3, petrol (999cc). First registered in Brighton in 2018.
What is the mileage of GX68 XNN?
The last recorded mileage for GX68 XNN was 79,488 miles, recorded on 26 Nov 2025 during its most recent MOT test.
Has GX68 XNN passed its MOT?
GX68 XNN has had 8 MOT tests with a 63% pass rate (5 passes, 3 failures). It last passed on 26 Nov 2025.
Is GX68 XNN ULEZ compliant?
Based on its fuel type and registration year, GX68 XNN 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 GX68 XNN?
GX68 XNN is approximately 8 years old. Age identifier 68 means registered between 1 September 2018 and 28 February 2019.