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 Vauxhall Insignia Diesel 1956cc has had 13 MOT tests on record, passing 11 and failing 2 (85% pass rate). It has 121,263 miles on the clock, averaging 7,145 miles per year, below the UK average of 7,400.
MOT & Mileage History for EX12 ONK
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
Below average| Latest reading | 121,263 miles |
| Reading date | |
| Miles last year | 7,141 |
| Average per year | 7,145 |
| Mileage consistency | Variable |
Check EX12 ONK
- Write-off & insurance claims Experian
- Outstanding finance check Experian
- Stolen vehicle 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 13 tests on record
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Vehicle Details
| Registration | EX12 ONK |
| Make | Vauxhall |
| Model | Insignia |
| Colour | Grey |
| Fuel type | Diesel |
| Engine | 1956cc |
| Year | 2012 |
| First registered | |
| Area code | EX — Chelmsford, Essex |
| Age identifier | 12 — March 2012 to August 2012 |
More EX12 O plates
Browse all EX12 O registrations from Chelmsford.
About EX12 ONK
What car is EX12 ONK?
EX12 ONK is an grey Vauxhall Insignia, diesel (1956cc). First registered in Chelmsford in 2012.
What is the mileage of EX12 ONK?
The last recorded mileage for EX12 ONK was 121,263 miles, recorded on 9 Oct 2025 during its most recent MOT test.
Has EX12 ONK passed its MOT?
EX12 ONK has had 13 MOT tests with an 85% pass rate (11 passes, 2 failures). It last passed on 9 Oct 2025.
Is EX12 ONK ULEZ compliant?
Based on its fuel type and registration year, EX12 ONK 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 EX12 ONK?
EX12 ONK is approximately 14 years old. Age identifier 12 means registered between 1 March 2012 and 31 August 2012.