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 1998cc has had 19 MOT tests on record, passing 13 and failing 6 (68% pass rate). It has 76,453 miles on the clock, averaging 5,485 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 BN12 FWF
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 | 76,453 miles |
| Reading date | |
| Average per year | 5,485 |
| Mileage consistency | Variable |
Check BN12 FWF
- Write-off & insurance claims Experian
- Outstanding finance check Experian
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- Plate & colour change history
- Franchised dealer records
- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 19 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 | BN12 FWF |
| Make | Mazda |
| Model | 3 |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 1998cc |
| Year | 2012 |
| First registered | |
| Area code | BN — Birmingham, Birmingham |
| Age identifier | 12 — March 2012 to August 2012 |
More BN12 F plates
Browse all BN12 F registrations from Birmingham.
About BN12 FWF
What car is BN12 FWF?
BN12 FWF is a grey Mazda 3, petrol (1998cc). First registered in Birmingham in 2012.
What is the mileage of BN12 FWF?
The last recorded mileage for BN12 FWF was 76,453 miles, recorded on 23 Jul 2026 during its most recent MOT test.
Has BN12 FWF passed its MOT?
BN12 FWF has had 19 MOT tests with a 68% pass rate (13 passes, 6 failures). It last passed on 23 Jul 2026.
Is BN12 FWF ULEZ compliant?
Based on its fuel type and registration year, BN12 FWF 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 BN12 FWF?
BN12 FWF is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.