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 1999cc has had 16 MOT tests on record, passing 12 and failing 4 (75% pass rate). It has 83,057 miles on the clock, averaging 5,813 miles per year, below the UK average of 7,400. The 2.0L LF-VE engine is known for 1. high oil consumption and 2. thermostat failure (stuck open or closed).
MOT & Mileage History for HJ12 UZM
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 | 83,057 miles |
| Reading date | |
| Miles last year | 32 |
| Average per year | 5,813 |
| Mileage consistency | Consistent |
Check HJ12 UZM
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- Warranty work logged
Full MOT Test History 16 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.
1. High Oil Consumption (valve stem seals & connecting rod bearings)
Valve stem seals degrade, allowing oil past them into the combustion chamber. Separately, connecting rod bearings can lose oil film and overheat, spinning on the crankshaft journal.[1]
2. Thermostat Failure (stuck open or closed)
Thermostat sticks in the open or closed position, breaking temperature regulation.[1]
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Vehicle Details
| Registration | HJ12 UZM |
| Make | Mazda |
| Model | 3 |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1999cc |
| Year | 2012 |
| First registered | |
| Area code | HJ — Bournemouth, Hampshire and Dorset |
| Age identifier | 12 — March 2012 to August 2012 |
More HJ12 U plates
Browse all HJ12 U registrations from Bournemouth.
About HJ12 UZM
What car is HJ12 UZM?
HJ12 UZM is an black Mazda 3, petrol (1999cc). First registered in Bournemouth in 2012.
What is the mileage of HJ12 UZM?
The last recorded mileage for HJ12 UZM was 83,057 miles, recorded on 30 Jan 2026 during its most recent MOT test.
Has HJ12 UZM passed its MOT?
HJ12 UZM has had 16 MOT tests with a 75% pass rate (12 passes, 4 failures). It last passed on 30 Jan 2026.
Is HJ12 UZM ULEZ compliant?
Based on its fuel type and registration year, HJ12 UZM 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 HJ12 UZM?
HJ12 UZM is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.