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 1498cc has had 6 MOT tests on record, passing every one. It has 64,376 miles on the clock, averaging 6,480 miles per year, below the UK average of 7,400. The 1.5 TFSI engine is known for dada and engine management software / act (active cylinder technology) calibration.
MOT & Mileage History for SM18 TWG
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
Below average| Latest reading | 64,376 miles |
| Reading date | |
| Miles last year | 5,944 |
| Average per year | 6,480 |
| Mileage consistency | Variable |
Check SM18 TWG
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle check Experian
- Ownership changes Experian
- Mileage discrepancy alerts
- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 6 tests on record
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Buyers comparing the Audi A3 often also look at these models. Check their MOT history and reliability before deciding:
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.
DADA
Engine management software / ACT (Active Cylinder Technology) calibration
Faulty ECU mapping causes poor transition between 2- and 4-cylinder modes, leading to hesitation, juddering, or "kangarooing" (RPM drop/stall risk in 1st gear). Cross-model issue in manuals.[1][2][3][4]
Common faults, what to check, and what to pay
Explore more about the Audi A3
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Vehicle Details
| Registration | SM18 TWG |
| Make | Audi |
| Model | A3 |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1498cc |
| Year | 2018 |
| First registered | |
| Area code | SM — Edinburgh, Scotland |
| Age identifier | 18 — March 2018 to August 2018 |
More SM18 T plates
Browse all SM18 T registrations from Edinburgh.
About SM18 TWG
What car is SM18 TWG?
SM18 TWG is an black Audi A3, petrol (1498cc). First registered in Edinburgh in 2018.
What is the mileage of SM18 TWG?
The last recorded mileage for SM18 TWG was 64,376 miles, recorded on 23 Jul 2026 during its most recent MOT test.
Has SM18 TWG passed its MOT?
SM18 TWG has had 6 MOT tests with an 100% pass rate (6 passes, 0 failures). It last passed on 23 Jul 2026.
Is SM18 TWG ULEZ compliant?
Based on its fuel type and registration year, SM18 TWG 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 SM18 TWG?
SM18 TWG is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.