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 70,030 miles on the clock, averaging 9,049 miles per year, above 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 CA18 OUS
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 | 70,030 miles |
| Reading date | |
| Miles last year | 6,445 |
| Average per year | 9,049 |
| Mileage consistency | Consistent |
Check CA18 OUS
- 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
Similar cars to consider
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
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | CA18 OUS |
| Make | Audi |
| Model | A3 |
| Colour | White |
| Fuel type | Petrol |
| Engine | 1498cc |
| Year | 2018 |
| First registered | |
| Area code | CA — Cardiff, Cymru (Wales) |
| Age identifier | 18 — March 2018 to August 2018 |
More CA18 O plates
Browse all CA18 O registrations from Cardiff.
About CA18 OUS
What car is CA18 OUS?
CA18 OUS is a white Audi A3, petrol (1498cc). First registered in Cardiff in 2018.
What is the mileage of CA18 OUS?
The last recorded mileage for CA18 OUS was 70,030 miles, recorded on 3 Feb 2026 during its most recent MOT test.
Has CA18 OUS passed its MOT?
CA18 OUS has had 6 MOT tests with an 100% pass rate (6 passes, 0 failures). It last passed on 3 Feb 2026.
Is CA18 OUS ULEZ compliant?
Based on its fuel type and registration year, CA18 OUS 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 CA18 OUS?
CA18 OUS is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.