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 2014 Mazda 3 Diesel 2184cc has had 17 MOT tests on record, passing 11 and failing 6 (65% pass rate). It has 111,029 miles on the clock, averaging 6,367 miles per year, below the UK average of 7,400. The 2.2L Skyactiv-D engine is known for sh-vptr and diesel particulate filter (dpf) clogging.
MOT & Mileage History for NU14 ONM
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 | 111,029 miles |
| Reading date | |
| Miles last year | 116 |
| Average per year | 6,367 |
| Mileage consistency | Consistent |
Check NU14 ONM
- 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 (2013–2019), based on owner reports and workshop data across the UK.
SH-VPTR
Diesel Particulate Filter (DPF) clogging
Explore more about the Mazda 3
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | NU14 ONM |
| Make | Mazda |
| Model | 3 |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 2184cc |
| Year | 2014 |
| First registered | |
| Area code | NU — Stockton, North |
| Age identifier | 14 — March 2014 to August 2014 |
More NU14 O plates
Browse all NU14 O registrations from Stockton.
About NU14 ONM
What car is NU14 ONM?
NU14 ONM is an grey Mazda 3, diesel (2184cc). First registered in Stockton in 2014.
What is the mileage of NU14 ONM?
The last recorded mileage for NU14 ONM was 111,029 miles, recorded on 23 Jun 2026 during its most recent MOT test.
Has NU14 ONM passed its MOT?
NU14 ONM has had 17 MOT tests with a 65% pass rate (11 passes, 6 failures). It last passed on 23 Jun 2026.
Is NU14 ONM ULEZ compliant?
Based on its fuel type and registration year, NU14 ONM is likely not ULEZ compliant. As a diesel vehicle registered in 2014, it typically does not meet the Euro 6 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is NU14 ONM?
NU14 ONM is approximately 12 years old. Age identifier 14 means registered between 1 March 2014 and 31 August 2014.