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 2018 Mazda 3 Petrol 1998cc has had 7 MOT tests on record, passing 6 and failing once (86% pass rate). It has 23,954 miles on the clock, averaging 4,550 miles per year, well below the UK average of 7,400. The 2.0L Skyactiv-G engine is known for pe-vps (2.0l skyactiv-g).
MOT & Mileage History for CH18 BAY
Data from DVSA. Last updated August 2026. Check gov.uk for the latest.
MOT failure recorded
Average miles/year
Gaps in MOT history
Mileage Analysis
Low mileage| Latest reading | 23,954 miles |
| Reading date | |
| Miles last year | 5,350 |
| Average per year | 4,550 |
| Mileage consistency | Variable |
Check CH18 BAY
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- Plate & colour change history
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- Independent garage visits
- Service interval analysis
- Warranty work logged
Full MOT Test History 7 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.
PE-VPS (2.0L Skyactiv-G)
Transient piston knock from high 14:1 compression.
Explore more about the Mazda 3
Thinking about buying this car? These resources will help you make an informed decision.
Vehicle Details
| Registration | CH18 BAY |
| Make | Mazda |
| Model | 3 |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1998cc |
| Year | 2018 |
| First registered | |
| Area code | CH — Cardiff, Cymru (Wales) |
| Age identifier | 18 — March 2018 to August 2018 |
More CH18 B plates
Browse all CH18 B registrations from Cardiff.
About CH18 BAY
What car is CH18 BAY?
CH18 BAY is a black Mazda 3, petrol (1998cc). First registered in Cardiff in 2018.
What is the mileage of CH18 BAY?
The last recorded mileage for CH18 BAY was 23,954 miles, recorded on 27 Aug 2025 during its most recent MOT test.
Has CH18 BAY passed its MOT?
CH18 BAY has had 7 MOT tests with an 86% pass rate (6 passes, 1 failure). It last passed on 27 Aug 2025.
Is CH18 BAY ULEZ compliant?
Based on its fuel type and registration year, CH18 BAY 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 CH18 BAY?
CH18 BAY is approximately 8 years old. Age identifier 18 means registered between 1 March 2018 and 31 August 2018.