2004 BMW Z4 2.2L Petrol · MD02 POP

The most recent MOT test passed on 16 January 2026 with only a minor defect noted regarding the headlamp lenses. However, the broader maintenance trend indicates a gradual increase in age-related advisories over the last few years. While the vehicle consistently achieves a pass, the recurrence of issues concerning suspension bushes, braking components, and tyre degradation suggests that the vehicle is entering a period where preventative maintenance will be necessary to address the cumulative effects of age and potentially infrequent usage. With 84,432 miles recorded over 22 years, the vehicle has averaged approximately 3,838 miles per annum, which is significantly lower than the national average. This low mileage suggests the engine and drivetrain have experienced relatively light mechanical stress; however, it also points toward a vehicle that may have spent extended periods stationary. Such usage patterns often lead to specific mechanical issues, such as the perishing of rubber components, the degradation of fluids, and the development of corrosion on exposed metal surfaces due to a lack of regular movement and heat cycles. When conducting a test drive, you should pay particular attention to the front suspension and braking systems. The 2024 MOT history noted a worn nearside front suspension arm bush and a slightly binding nearside front brake. Listen for any knocking or clunking noises when traversing uneven surfaces, which would indicate the bush has further deteriorated, and feel for any pulling to one side or excessive heat radiating from the nearside front wheel after a drive. Additionally, inspect the tyres thoroughly for sidewall cracking or perishing, as the previous tests have highlighted this as a recurring issue. Even if the tread depth appears sufficient, the rubber may be structurally compromised due to age. Given the vehicle's low-use profile, further inspection of the underbody is essential. Check the brake discs for heavy pitting or scoring and the coil springs for significant corrosion, both of which have appeared in previous records. You should also examine the headlamp lenses for UV-induced cloudiness and check the fuel cap seal for any signs of cracking. Because the vehicle is driven infrequently, it is vital to verify that service intervals have been maintained on a calendar basis rather than solely by mileage, ensuring that brake fluid, coolant, and oil are not suffering from moisture contamination or chemical breakdown.