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 2012 Mazda 3 Petrol 2261cc has had 17 MOT tests on record, passing 10 and failing 7 (59% pass rate). It has 110,715 miles on the clock, averaging 6,748 miles per year, below the UK average of 7,400. The 2.3L MZR DISI Turbo engine is known for l3-vdt.
MOT & Mileage History for SM12 UDZ
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 | 110,715 miles |
| Reading date | |
| Miles last year | 132 |
| Average per year | 6,748 |
| Mileage consistency | Variable |
Check SM12 UDZ
- 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 17 tests on record
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Reported issues for this Mazda 3
These are the most commonly reported problems on Mazda 3 models (2009–2013), based on owner reports and workshop data across the UK.
L3-VDT
Explore more about the Mazda 3
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | SM12 UDZ |
| Make | Mazda |
| Model | 3 |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 2261cc |
| Year | 2012 |
| First registered | |
| Area code | SM — Edinburgh, Scotland |
| Age identifier | 12 — March 2012 to August 2012 |
More SM12 U plates
Browse all SM12 U registrations from Edinburgh.
About SM12 UDZ
What car is SM12 UDZ?
SM12 UDZ is an black Mazda 3, petrol (2261cc). First registered in Edinburgh in 2012.
What is the mileage of SM12 UDZ?
The last recorded mileage for SM12 UDZ was 110,715 miles, recorded on 29 May 2026 during its most recent MOT test.
Has SM12 UDZ passed its MOT?
SM12 UDZ has had 17 MOT tests with a 59% pass rate (10 passes, 7 failures). It last passed on 29 May 2026.
Is SM12 UDZ ULEZ compliant?
Based on its fuel type and registration year, SM12 UDZ 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 SM12 UDZ?
SM12 UDZ is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.