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 2003 Bmw 3 Series Petrol 2979cc has had 22 MOT tests on record, passing 16 and failing 6 (73% pass rate). It has 142,216 miles on the clock, averaging 7,556 miles per year, around the UK average of 7,400. The 3.0i engine is known for m54 3.0l (m54b30) and water pump and thermostat. Common Bmw 3 Series issues include rear subframe mount cracking (racp failure) and front lower control arm bushings.
MOT & Mileage History for KC52 MBX
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 | 142,216 miles |
| Reading date | |
| Miles last year | 6,029 |
| Average per year | 7,556 |
| Mileage consistency | Variable |
Check KC52 MBX
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Full MOT Test History 22 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).
M54 3.0L (M54B30)
Water pump (engine-driven, plastic impeller type) and thermostat
Common faults, what to check, and what to pay
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Vehicle Details
| Registration | KC52 MBX |
| Make | Bmw |
| Model | 3 Series |
| Colour | Blue |
| Fuel type | Petrol |
| Engine | 2979cc |
| Year | 2003 |
| First registered | |
| Area code | KC — Northampton, Luton and Northampton |
| Age identifier | 52 — September 2002 to February 2003 |
More KC52 M plates
Browse all KC52 M registrations from Northampton.
About KC52 MBX
What car is KC52 MBX?
KC52 MBX is a blue Bmw 3 Series, petrol (2979cc). First registered in Northampton in 2003.
What is the mileage of KC52 MBX?
The last recorded mileage for KC52 MBX was 142,216 miles, recorded on 3 Apr 2021 during its most recent MOT test.
Has KC52 MBX passed its MOT?
KC52 MBX has had 22 MOT tests with a 73% pass rate (16 passes, 6 failures). It last passed on 3 Apr 2021.
Is KC52 MBX ULEZ compliant?
Based on its fuel type and registration year, KC52 MBX is likely not ULEZ compliant. As a petrol vehicle registered in 2003, it typically does not meet the Euro 4 emission standard required. This is an estimate — confirm with TfL's ULEZ checker.
How old is KC52 MBX?
KC52 MBX is approximately 23 years old. Age identifier 52 means registered between 1 September 2002 and 28 February 2003.