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 5 MOT tests on record, passing every one. It has 163,707 miles on the clock, averaging 22,463 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 KE18 NJX
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 | 163,707 miles |
| Reading date | |
| Miles last year | 31,396 |
| Average per year | 22,463 |
| Mileage consistency | Consistent |
Check KE18 NJX
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- Plate & colour change history
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- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 5 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 | KE18 NJX |
| Make | Audi |
| Model | A3 |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2018 |
| First registered | |
| Area code | KE — Northampton, Luton and Northampton |
| Age identifier | 18 — March 2018 to August 2018 |
More KE18 N plates
Browse all KE18 N registrations from Northampton.
About KE18 NJX
What car is KE18 NJX?
KE18 NJX is a grey Audi A3, petrol (999cc). First registered in Northampton in 2018.
What is the mileage of KE18 NJX?
The last recorded mileage for KE18 NJX was 163,707 miles, recorded on 24 Apr 2026 during its most recent MOT test.
Has KE18 NJX passed its MOT?
KE18 NJX has had 5 MOT tests with an 100% pass rate (5 passes, 0 failures). It last passed on 24 Apr 2026.
Is KE18 NJX ULEZ compliant?
Based on its fuel type and registration year, KE18 NJX 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 KE18 NJX?
KE18 NJX is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.