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 7 MOT tests on record, passing 6 and failing once (86% pass rate). It has 53,384 miles on the clock, averaging 7,098 miles per year, 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 MK18 KXO
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
Below average| Latest reading | 53,384 miles |
| Reading date | |
| Miles last year | 5,496 |
| Average per year | 7,098 |
| Mileage consistency | Consistent |
Check MK18 KXO
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- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 7 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 | MK18 KXO |
| Make | Audi |
| Model | A3 |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2018 |
| First registered | |
| Area code | MK — Manchester, Manchester and Merseyside |
| Age identifier | 18 — March 2018 to August 2018 |
More MK18 K plates
Browse all MK18 K registrations from Manchester.
About MK18 KXO
What car is MK18 KXO?
MK18 KXO is an grey Audi A3, petrol (999cc). First registered in Manchester in 2018.
What is the mileage of MK18 KXO?
The last recorded mileage for MK18 KXO was 53,384 miles, recorded on 9 Mar 2026 during its most recent MOT test.
Has MK18 KXO passed its MOT?
MK18 KXO has had 7 MOT tests with an 86% pass rate (6 passes, 1 failure). It last passed on 9 Mar 2026.
Is MK18 KXO ULEZ compliant?
Based on its fuel type and registration year, MK18 KXO 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 MK18 KXO?
MK18 KXO is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.