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 56,654 miles on the clock, averaging 8,758 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 EF18 RLZ
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 | 56,654 miles |
| Reading date | |
| Miles last year | 7,998 |
| Average per year | 8,758 |
| Mileage consistency | Consistent |
Check EF18 RLZ
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- Service interval analysis
- 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 | EF18 RLZ |
| Make | Audi |
| Model | A3 |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2018 |
| First registered | |
| Area code | EF — Chelmsford, Essex |
| Age identifier | 18 — March 2018 to August 2018 |
More EF18 R plates
Browse all EF18 R registrations from Chelmsford.
About EF18 RLZ
What car is EF18 RLZ?
EF18 RLZ is an grey Audi A3, petrol (999cc). First registered in Chelmsford in 2018.
What is the mileage of EF18 RLZ?
The last recorded mileage for EF18 RLZ was 56,654 miles, recorded on 25 Nov 2025 during its most recent MOT test.
Has EF18 RLZ passed its MOT?
EF18 RLZ has had 6 MOT tests with an 100% pass rate (6 passes, 0 failures). It last passed on 25 Nov 2025.
Is EF18 RLZ ULEZ compliant?
Based on its fuel type and registration year, EF18 RLZ 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 EF18 RLZ?
EF18 RLZ is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.