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 6 Diesel 2183cc has had 17 MOT tests on record, passing 11 and failing 6 (65% pass rate). It has 118,801 miles on the clock, averaging 7,846 miles per year, around the UK average of 7,400.
MOT & Mileage History for ST12 JCZ
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failures recorded
Average miles/year
Gap in MOT history
Mileage Analysis
About average| Latest reading | 118,801 miles |
| Reading date | |
| Miles last year | 17,135 |
| Average per year | 7,846 |
| Mileage consistency | Variable |
Check ST12 JCZ
- 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
Similar cars to consider
Buyers comparing the Mazda 6 often also look at these models. Check their MOT history and reliability before deciding:
Explore more about the Mazda 6
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | ST12 JCZ |
| Make | Mazda |
| Model | 6 |
| Colour | Black |
| Fuel type | Diesel |
| Engine | 2183cc |
| Year | 2012 |
| First registered | |
| Area code | ST — Dundee, Scotland |
| Age identifier | 12 — March 2012 to August 2012 |
More ST12 J plates
Browse all ST12 J registrations from Dundee.
About ST12 JCZ
What car is ST12 JCZ?
ST12 JCZ is an black Mazda 6, diesel (2183cc). First registered in Dundee in 2012.
What is the mileage of ST12 JCZ?
The last recorded mileage for ST12 JCZ was 118,801 miles, recorded on 16 Dec 2025 during its most recent MOT test.
Has ST12 JCZ passed its MOT?
ST12 JCZ has had 17 MOT tests with a 65% pass rate (11 passes, 6 failures). It last passed on 16 Dec 2025.
Is ST12 JCZ ULEZ compliant?
Based on its fuel type and registration year, ST12 JCZ is likely not ULEZ compliant. As a diesel vehicle registered in 2012, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is ST12 JCZ?
ST12 JCZ is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.