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 2007 Mazda 3 Petrol 1999cc has had 16 MOT tests on record, passing 11 and failing 5 (69% pass rate). It has 147,149 miles on the clock, averaging 9,677 miles per year, above 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 KH57 YKX
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
Above average| Latest reading | 147,149 miles |
| Reading date | |
| Miles last year | 6,992 |
| Average per year | 9,677 |
| Mileage consistency | Variable |
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Full MOT Test History 16 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 | KH57 YKX |
| Make | Mazda |
| Model | 3 |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1999cc |
| Year | 2007 |
| First registered | |
| Area code | KH — Northampton, Luton and Northampton |
| Age identifier | 57 — September 2007 to February 2008 |
More KH57 Y plates
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About KH57 YKX
What car is KH57 YKX?
KH57 YKX is a black Mazda 3, petrol (1999cc). First registered in Northampton in 2007.
What is the mileage of KH57 YKX?
The last recorded mileage for KH57 YKX was 147,149 miles, recorded on 28 Jun 2021 during its most recent MOT test.
Has KH57 YKX passed its MOT?
KH57 YKX has had 16 MOT tests with a 69% pass rate (11 passes, 5 failures). It last passed on 28 Jun 2021.
Is KH57 YKX ULEZ compliant?
Based on its fuel type and registration year, KH57 YKX 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 KH57 YKX?
KH57 YKX is approximately 19 years old. Age identifier 57 means registered between 1 September 2007 and 28 February 2008.