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 1349cc has had 15 MOT tests on record, passing 10 and failing 5 (67% pass rate). It has 98,175 miles on the clock, averaging 8,028 miles per year, around the UK average of 7,400. The 1.3L ZJ-VE engine is known for zj-ve and valve thermal clearances.
MOT & Mileage History for KG04 TRZ
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
About average| Latest reading | 98,175 miles |
| Reading date | |
| Miles last year | 9,234 |
| Average per year | 8,028 |
| Mileage consistency | Consistent |
Check KG04 TRZ
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- Plate & colour change history
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- Service interval analysis
- Warranty work logged
Full MOT Test History 15 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.
ZJ-VE
Valve thermal clearances (poppet tappets/buckets on intake camshaft actuator, no hydraulic compensators)
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Vehicle Details
| Registration | KG04 TRZ |
| Make | Mazda |
| Model | 3 |
| Colour | Blue |
| Fuel type | Petrol |
| Engine | 1349cc |
| Year | 2004 |
| First registered | |
| Area code | KG — Northampton, Luton and Northampton |
| Age identifier | 04 — March 2004 to August 2004 |
More KG04 T plates
Browse all KG04 T registrations from Northampton.
About KG04 TRZ
What car is KG04 TRZ?
KG04 TRZ is a blue Mazda 3, petrol (1349cc). First registered in Northampton in 2004.
What is the mileage of KG04 TRZ?
The last recorded mileage for KG04 TRZ was 98,175 miles, recorded on 7 Dec 2015 during its most recent MOT test.
Has KG04 TRZ passed its MOT?
KG04 TRZ has had 15 MOT tests with a 67% pass rate (10 passes, 5 failures). It last passed on 7 Dec 2015.
Is KG04 TRZ ULEZ compliant?
Based on its fuel type and registration year, KG04 TRZ 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 KG04 TRZ?
KG04 TRZ is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.