2003 BMW Z4 2.5L Petrol · T44 CAC

The vehicle currently holds a valid MOT certificate following a pass on 24 November 2025 at 148,608 miles. While the most recent test resulted in a pass, the record shows an erratic pattern of failures immediately preceding the successful outcomes in both late 2024 and late 2025. This sequence suggests a lack of consistent pre-test preparation, as the vehicle failed and passed on the same day in November 2025, indicating that identified issues were rectified with minimal delay rather than addressed through a proactive maintenance schedule. At 148,608 miles over 23 years, the vehicle averages approximately 6,461 miles per annum. The MOT data provided only covers the period from January 2024 to November 2025, which is insufficient to establish long-term mechanical trends or identify historical patterns of structural corrosion or suspension fatigue. The absence of recorded advisories in this short window does not preclude the existence of underlying wear, particularly given the age of the chassis and the high-mileage nature of the drivetrain. Prospective buyers should conduct a thorough physical inspection of the suspension bushes, ball joints, and coil springs, as these components are prone to degradation on this platform at this mileage. The brake lines and fuel pipes require close scrutiny for surface corrosion, which often escapes notice during standard testing but poses a significant risk to structural integrity. Given the lack of detailed failure notes in the provided record, a comprehensive independent inspection is necessary to verify the condition of the engine cooling system and the state of the rear subframe mounting points, both of which are known weak spots for this model. Buying score: 48. Risk level: Medium.