2009 BMW 120 2.0L Diesel · LC09 HRO

The vehicle most recently passed its MOT on 12 September 2025, although this followed closely on the heels of a failed test just one week earlier. The failure was attributed to a serious hydraulic fluid leak from the offside front shock absorber and a parking brake efficiency below the required standard, both classified as Major defects and likely the reason for the immediate retest. The overall trend across the last three years shows a gradual worsening of condition, with the 2024 and 2025 tests carrying multiple advisories relating to tyre wear and brake disc condition, whereas the 2020 to 2023 tests were substantially cleaner. While the current pass is positive, the recurrence of suspension and braking concerns on a vehicle of this age and mileage warrants careful scrutiny before purchase. At 142,126 miles over approximately seventeen years, this BMW 120 has averaged around 8,360 miles per year, which is broadly typical for its age and suggests consistent rather than exceptional use. There are no significant gaps in the MOT record that would indicate long periods of standing, and the mileage progression between tests appears steady, implying regular driving that should have helped preserve moving components from seizing or corroding. The principal mechanical implication of this mileage is wear to consumables such as suspension bushes, coil springs, shock absorbers, brake discs, pads, and the clutch if manual, all of which are likely approaching or already past their second or third replacement cycle. Given the recurring tyre advisories across the 2024 and 2025 tests, particular attention should be paid to the rear tyres, with particular focus on the nearside outer sidewall which has been flagged for damage on two consecutive tests. Sidewall damage on a 205/50/17 tyre can indicate kerb contact, misalignment, or weakening of the carcass, and any new tyres fitted should be inspected for uneven wear patterns that might suggest a tracking or suspension geometry issue. The offside rear shock absorber fluid leak is a significant concern; on inspection, look for dampness or staining on the damper body and surrounding components, and during a test drive listen for clonking or knocking noises over bumps, excessive body roll through corners, or a persistently unsettled ride, all of which suggest the damper has lost its hydraulic damping capability and requires replacement. Additionally, the parking brake efficiency failure means the handbrake mechanism, rear calipers, or cables may be sticking, worn, or out of adjustment, so a hill start should be performed to confirm the vehicle holds securely on an incline without creeping. Beyond the recorded defects, prospective buyers of a 2009 BMW at this mileage should carry out several age and use related checks. The brake discs have been noted as scored or pitted in 2021 and 2024, suggesting surface corrosion and wear that may necessitate replacement if pulsation is felt through the brake pedal under firm application. Inspect the underside and inner wheel arches for corrosion, particularly around the rear axle, jacking points, and suspension mounting areas, as these are known weak points on E81 and E87 chassis 1 Series models. Verify the service history to confirm regular replacement of brake fluid, coolant, and engine oil at the correct calendar intervals, as time based fluid degradation can cause internal corrosion and component failure regardless of mileage. Finally, check the 12V battery for age related deterioration, examine all coolant hoses and the expansion tank for signs of cracking or weeping, and confirm that the auxiliary drive belt and its tensioner show no signs of fraying or bearing noise, as these routine service items are commonly overlooked on high mileage vehicles of this vintage.