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 2005 Bmw 3 Series Petrol 2497cc has had 17 MOT tests on record, passing 15 and failing 2 (88% pass rate). It has 196,592 miles on the clock, averaging 11,279 miles per year, above the UK average of 7,400. The 2.5i engine is known for m54b25. Common Bmw 3 Series issues include rear subframe mount cracking (racp failure) and front lower control arm bushings.
MOT & Mileage History for HN55 CAO
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 | 196,592 miles |
| Reading date | |
| Miles last year | 4,946 |
| Average per year | 11,279 |
| Mileage consistency | Variable |
Check HN55 CAO
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Full MOT Test History 17 tests on record
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Reported issues for this Bmw 3 Series
These are the most commonly reported problems on Bmw 3 Series models (1998–2006), based on owner reports and workshop data across the UK.
Rear Subframe Mount Cracking (RACP Failure)
Fatigue cracks develop at the mounting points due to corrosion and stress; BMW's foam injection "fix" often fails, leading to subframe tearing. Affects **ALL body styles** (saloon, estate, coupe, convertible). · Typical repair: £800-£2,000 (reinforcement plates + welding at indie BMW specialist; foam fix £300 but inadequate).
Front Lower Control Arm Bushings
Rubber cracks/splits, causing excessive movement. Affects **ALL body styles**. · Typical repair: £200-£400 (bush press + alignment at indie).
Window Regulators
Cables fray or pulleys break, jamming mechanism. Affects **ALL body styles** (worse on coupes/convertibles with frameless windows). · Typical repair: £150-£300 per door (regulator + motor at indie).
Cooling System Leaks (Non-Engine Specific)
Plastic cracks from age/heat cycles; excludes water pump (engine-related). Affects **ALL body styles**. · Typical repair: £150-£350 (tank + hoses).
M54B25
Diaphragm ruptures or hoses clog, pressurising crankcase and pushing oil into intake.
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | HN55 CAO |
| Make | Bmw |
| Model | 3 Series |
| Colour | Silver |
| Fuel type | Petrol |
| Engine | 2497cc |
| Year | 2005 |
| First registered | |
| Area code | HN — Portsmouth, Hampshire and Dorset |
| Age identifier | 55 — September 2005 to February 2006 |
More HN55 C plates
Browse all HN55 C registrations from Portsmouth.
About HN55 CAO
What car is HN55 CAO?
HN55 CAO is an silver Bmw 3 Series, petrol (2497cc). First registered in Portsmouth in 2005.
What is the mileage of HN55 CAO?
The last recorded mileage for HN55 CAO was 196,592 miles, recorded on 28 Oct 2022 during its most recent MOT test.
Has HN55 CAO passed its MOT?
HN55 CAO has had 17 MOT tests with an 88% pass rate (15 passes, 2 failures). It last passed on 28 Oct 2022.
Is HN55 CAO ULEZ compliant?
Based on its fuel type and registration year, HN55 CAO is likely not ULEZ compliant. As a petrol vehicle registered in 2005, it typically does not meet the Euro 4 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is HN55 CAO?
HN55 CAO is approximately 21 years old. Age identifier 55 means registered between 1 September 2005 and 28 February 2006.