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 20 MOT tests on record, passing 14 and failing 6 (70% pass rate). It has 135,241 miles on the clock, averaging 8,524 miles per year, around 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 KC54 HKY
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 | 135,241 miles |
| Reading date | |
| Average per year | 8,524 |
| Mileage consistency | Variable |
Check KC54 HKY
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- Warranty work logged
Full MOT Test History 20 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 | KC54 HKY |
| Make | Mazda |
| Model | 3 |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1999cc |
| Year | 2004 |
| First registered | |
| Area code | KC — Northampton, Luton and Northampton |
| Age identifier | 54 — September 2004 to February 2005 |
More KC54 H plates
Browse all KC54 H registrations from Northampton.
About KC54 HKY
What car is KC54 HKY?
KC54 HKY is a black Mazda 3, petrol (1999cc). First registered in Northampton in 2004.
What is the mileage of KC54 HKY?
The last recorded mileage for KC54 HKY was 135,241 miles, recorded on 21 Jan 2021 during its most recent MOT test.
Has KC54 HKY passed its MOT?
KC54 HKY has had 20 MOT tests with a 70% pass rate (14 passes, 6 failures). It last passed on 21 Jan 2021.
Is KC54 HKY ULEZ compliant?
Based on its fuel type and registration year, KC54 HKY 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 KC54 HKY?
KC54 HKY is approximately 22 years old. Age identifier 54 means registered between 1 September 2004 and 28 February 2005.