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 Bmw 3 Series Petrol 1995cc has had 13 MOT tests on record, passing 8 and failing 5 (62% pass rate). It has 137,961 miles on the clock, averaging 8,121 miles per year, around the UK average of 7,400. The 2.0i engine is known for valve stem seals. Common Bmw 3 Series issues include rear subframe mount cracking (racp failure) and front lower control arm bushings.
MOT & Mileage History for RN04 BDU
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 | 137,961 miles |
| Reading date | |
| Miles last year | 39 |
| Average per year | 8,121 |
| Mileage consistency | Variable |
Check RN04 BDU
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Full MOT Test History 13 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).
Valve stem seals (part of cylinder head valve train)
Common faults, what to check, and what to pay
Explore more about the Bmw 3 Series
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Vehicle Details
| Registration | RN04 BDU |
| Make | Bmw |
| Model | 3 Series |
| Colour | Black |
| Fuel type | Petrol |
| Engine | 1995cc |
| Year | 2004 |
| First registered | |
| Area code | RN — Reading, Reading |
| Age identifier | 04 — March 2004 to August 2004 |
More RN04 B plates
Browse all RN04 B registrations from Reading.
About RN04 BDU
What car is RN04 BDU?
RN04 BDU is an black Bmw 3 Series, petrol (1995cc). First registered in Reading in 2004.
What is the mileage of RN04 BDU?
The last recorded mileage for RN04 BDU was 137,961 miles, recorded on 15 Sep 2016 during its most recent MOT test.
Has RN04 BDU passed its MOT?
RN04 BDU has had 13 MOT tests with a 62% pass rate (8 passes, 5 failures). It last passed on 15 Sep 2016.
Is RN04 BDU ULEZ compliant?
Based on its fuel type and registration year, RN04 BDU 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 RN04 BDU?
RN04 BDU is approximately 22 years old. Age identifier 04 means registered between 1 March 2004 and 31 August 2004.