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 2004 Mazda 3 Petrol 1999cc has had 13 MOT tests on record, passing 10 and failing 3 (77% pass rate). It has 81,300 miles on the clock, averaging 4,570 miles per year, well below the UK average of 7,400. The 2.0L LF-DE engine is known for 1. high oil consumption and 2. plastic intake manifold swirlplate fracture.
MOT & Mileage History for NL54 CNU
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
Low mileage| Latest reading | 81,300 miles |
| Reading date | |
| Miles last year | 383 |
| Average per year | 4,570 |
| Mileage consistency | Variable |
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Full MOT Test History 13 tests on record
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Reported issues for this Mazda 3
These are the most commonly reported problems on Mazda 3 models (2003–2009), based on owner reports and workshop data across the UK.
1. High Oil Consumption (Valve Stem Seals / Connecting Rod Bearing Wear)
Valve stem seals deteriorate and allow oil to migrate past them into the combustion chamber. Worn connecting rod bearings also elevate oil consumption. This is not a catastrophic failure initially but signals internal wear.
2. Plastic Intake Manifold Swirlplate Fracture
Poor-quality plastic in early manifolds becomes brittle. The swirlplates break off and/or the shaft wears and fractures. Broken pieces can enter the cylinder, causing catastrophic damage if not caught early.
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Vehicle Details
| Registration | NL54 CNU |
| Make | Mazda |
| Model | 3 |
| Colour | Blue |
| Fuel type | Petrol |
| Engine | 1999cc |
| Year | 2004 |
| First registered | |
| Area code | NL — Newcastle, North |
| Age identifier | 54 — September 2004 to February 2005 |
More NL54 C plates
Browse all NL54 C registrations from Newcastle.
About NL54 CNU
What car is NL54 CNU?
NL54 CNU is an blue Mazda 3, petrol (1999cc). First registered in Newcastle in 2004.
What is the mileage of NL54 CNU?
The last recorded mileage for NL54 CNU was 81,300 miles, recorded on 8 Nov 2017 during its most recent MOT test.
Has NL54 CNU passed its MOT?
NL54 CNU has had 13 MOT tests with a 77% pass rate (10 passes, 3 failures). It last passed on 8 Nov 2017.
Is NL54 CNU ULEZ compliant?
Based on its fuel type and registration year, NL54 CNU is likely not ULEZ compliant. As a petrol vehicle registered in 2004, it typically does not meet the Euro 4 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is NL54 CNU?
NL54 CNU is approximately 22 years old. Age identifier 54 means registered between 1 September 2004 and 28 February 2005.