2008 BMW 123 2.0L Diesel · YC58 FMM

A chronic pattern of brake and suspension wear advisories defines the MOT history of this 2008 BMW 123, with brake disc corrosion appearing almost every year the vehicle was tested and suspension component wear flagged repeatedly across multiple inspections. The most recent test on 26 January 2023 was a pass, but it carried forward advisories for pitted front and rear brake discs, worn front lower suspension arm outer bushes on both sides, and the presence of under trays, engine covers and sill covers concealing components from inspection. One day prior, on 25 January 2023, the vehicle failed on a dangerous nearside rear tyre with no measurable tread, alongside the same brake disc advisories. Going further back, brake disc corrosion was flagged in 2022, 2021 and 2020, and rear suspension arm bushes were noted with play in 2021, 2020 and 2018. Tyre edge wear and perishing have also appeared multiple times, while a 2018 advisory noted slight play in both rear hub bushes. The recurring nature of these brake and suspension advisories across seven consecutive test cycles points to components reaching a stage where replacement, rather than continued monitoring, should be expected. The recorded mileage of 101,319 miles over approximately 18 years equates to an annual accumulation of around 5,629 miles, which is notably low for the vehicle's age. MOT coverage extends back to 2017 with annual tests recorded each year through 2023, indicating the vehicle has remained in active use and on the road consistently during this period rather than being laid up for extended stretches. The low annual mileage does, however, mean longer intervals between driving cycles, which can accelerate corrosion on exposed steel components such as brake discs, subframe elements, and underbody fastenings due to moisture retention and limited heat cycling to dry surfaces off. This aligns with the brake disc corrosion advisories appearing year after year, as lightly used vehicles in the UK climate are particularly prone to surface oxidation on vented and solid discs alike. Conversely, the relatively modest mileage should mean lower wear on internal drivetrain components such as the clutch, gearbox synchros and engine internals compared to a high-mileage equivalent. For a prospective buyer, the brake system warrants the closest scrutiny given that disc corrosion and pitting have been flagged in every recorded test since 2017. On a test drive, listen for any scraping or grinding noises from the brakes, feel for pedal pulsation under firm braking which would indicate disc runout from corrosion, and check that the vehicle pulls straight under hard application rather than to one side. Inspect the discs visually through the wheel spokes for deep lipping, scoring, or blueing from heat, and budget for a full front and rear disc and pad replacement if the components have not been renewed since the 2023 advisories were issued. The suspension history requires equally careful attention, particularly the front lower arm outer bushes noted as worn in the most recent test. On the road, listen for clonking or knocking noises from the front end over speed humps and uneven surfaces, feel for vagueness in the steering response or any shudder through the steering wheel, and check for uneven tyre wear across the front axle which would confirm bushes are no longer locating the arms correctly. The rear suspension has its own history of concern, with advisories recorded in 2018 for play in both rear hub bushes, in 2020 for slight play in the offside rear upper centre arm inner bush, and in 2021 for slight play in the offside rear upper front suspension arm outer bush. These multiple flagged points across several components indicate that the rear suspension is gradually loosening, which on a test drive would manifest as a vague or imprecise rear end, instability during lane changes at speed, or a reluctance to settle after cornering. Tyres also demand close inspection: a dangerous tread breach in 2023, repeated edge wear advisories from 2017 through 2019, and a 2022 advisory for inner edge wear on the nearside rear tyre all suggest either geometry misalignment or worn suspension components allowing the tyres to scrub. An independent geometry check should be considered, and a close look at all four tyres for uneven shoulder wear, feathering, or cupping is essential. Finally, note that the vehicle is fitted with under trays, engine covers and sill covers, which prevented full visual inspection of the underbody, sills, subframe, and suspension components during testing; arranging a handheld inspection with these covers removed, ideally on a ramp, is strongly advisable given the pattern of suspension wear and the vehicle's age, where corrosion on structural mounting points becomes a primary concern on an eighteen year old BMW of this generation.