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 24 MOT tests on record, passing 18 and failing 6 (75% pass rate). It has 97,939 miles on the clock, averaging 5,054 miles per year, 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 GU04 AHG
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 | 97,939 miles |
| Reading date | |
| Miles last year | 3,682 |
| Average per year | 5,054 |
| Mileage consistency | Consistent |
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Full MOT Test History 24 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 | GU04 AHG |
| Make | Mazda |
| Model | 3 |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 1999cc |
| Year | 2004 |
| First registered | |
| Area code | GU — Brighton, Garden of England |
| Age identifier | 04 — March 2004 to August 2004 |
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About GU04 AHG
What car is GU04 AHG?
GU04 AHG is a grey Mazda 3, petrol (1999cc). First registered in Brighton in 2004.
What is the mileage of GU04 AHG?
The last recorded mileage for GU04 AHG was 97,939 miles, recorded on 21 May 2024 during its most recent MOT test.
Has GU04 AHG passed its MOT?
GU04 AHG has had 24 MOT tests with a 75% pass rate (18 passes, 6 failures). It last passed on 21 May 2024.
Is GU04 AHG ULEZ compliant?
Based on its fuel type and registration year, GU04 AHG 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 GU04 AHG?
GU04 AHG is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.