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 2006 Mazda 3 Petrol 1999cc has had 16 MOT tests on record, passing 11 and failing 5 (69% pass rate). It has 144,320 miles on the clock, averaging 9,849 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 RN55 LZF
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
Above average| Latest reading | 144,320 miles |
| Reading date | |
| Miles last year | 12,882 |
| Average per year | 9,849 |
| Mileage consistency | Variable |
Check RN55 LZF
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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 | RN55 LZF |
| Make | Mazda |
| Model | 3 |
| Colour | Green |
| Fuel type | Petrol |
| Engine | 1999cc |
| Year | 2006 |
| First registered | |
| Area code | RN — Reading, Reading |
| Age identifier | 55 — September 2005 to February 2006 |
More RN55 L plates
Browse all RN55 L registrations from Reading.
About RN55 LZF
What car is RN55 LZF?
RN55 LZF is an green Mazda 3, petrol (1999cc). First registered in Reading in 2006.
What is the mileage of RN55 LZF?
The last recorded mileage for RN55 LZF was 144,320 miles, recorded on 26 Oct 2020 during its most recent MOT test.
Has RN55 LZF passed its MOT?
RN55 LZF has had 16 MOT tests with a 69% pass rate (11 passes, 5 failures). It last was tested on 26 Oct 2020.
Is RN55 LZF ULEZ compliant?
Based on its fuel type and registration year, RN55 LZF 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 RN55 LZF?
RN55 LZF is approximately 20 years old. Age identifier 55 means registered between 1 September 2005 and 28 February 2006.