2017 BMW 320 2.0L Diesel · OV17 BXY

A pattern of brake disc wear advisories and tyre-related failures shapes the mechanical picture for this 2017 BMW 320. The most recent test on 29 May 2026 was a pass, though an offside rear nail in the tyre was recorded as an advisory, and the cumulative record points to a chassis that has been working its consumables consistently. Front brake disc wear was first flagged in March 2022, then resurfaced in May 2025 as discs worn but not excessively, suggesting the original discs have either been replaced with budget items or have worn back to a similar state within the test cycle. A more serious brake-related outcome is possible if the discs are now approaching the minimum thickness again, as the advisory wording tends to be conservative ahead of a fail. Tyre troubles are another thread running through the history, with a nearside front tyre showing edge wear and deep tread cuts on 12 March 2024, and an offside front tyre cut reaching the ply or cords causing a major failure just five days earlier on 7 March 2024. The only other failure was a minor one in February 2023 for insufficient windscreen washer fluid, which is a trivial fault but worth noting as a reminder that small items can be overlooked on a nine-year-old car. At 105,652 miles over roughly nine years, this 320 is averaging about 11,739 miles per year, which is broadly typical for its age and indicates regular rather than occasional use. There are no obvious gaps in the testing history that would suggest prolonged off-road periods, and the mileage accumulation appears steady enough to imply consistent daily or commuter use. Mechanically, this usage level means the engine, automatic or manual gearbox, clutch (if applicable), and final drive have been worked rather than allowed to sit, which generally favours internal lubrication and component warmth but does accelerate wear on friction materials, rubber bushes, and engine mounts. The fact that no advisories relating to oil leaks, suspension components, or corrosion have appeared across eight tests is a neutral observation rather than a clean bill of health, as suspension bushes, coil springs, and subframe mounting points only become routinely visible items on MOT once they have deteriorated beyond the inspector's threshold. A prospective buyer should focus their physical inspection on the braking system, given the recurring front disc advisories. On a test drive, listen for any metallic grinding or squeal under light braking, feel for vibration or judder through the steering wheel or pedal that would suggest disc runout or uneven wear, and check whether the car pulls to one side under firm braking which could indicate a binding caliper or a flexible hydraulic hose. Measure the front disc thickness with a gauge if possible, as the 2025 advisory suggests the discs are now within a few millimetres of the 320's minimum specification and may need replacement alongside fresh pads. Inspect the offside rear tyre carefully for any slow puncture or repair history, and check the nearside front inner and outer tread for accelerated shoulder wear, which on a BMW often points to worn front suspension bushes, top mounts, or weak springs allowing the camber to drift. Given the 2024 tyre failure involving a deep cut reaching the ply or cords, inspect all four tyres and the spare for sidewall damage, embedded debris, and uneven shoulder wear, particularly on the fronts where the alignment geometry is sensitive to component condition. On a test drive, pay attention to any knocking or clonking over uneven surfaces, vague steering, or a slight pull that was not present on the previous owner's records, as these could indicate worn control arm bushings, tie rod ends, or anti-roll bar drop links that have developed since the last test. Check that the washer system now delivers a strong, consistent spray, and inspect the wiper blades for smearing, as the 2023 failure suggests basic maintenance items have occasionally been missed. Finally, examine the underside of the vehicle on a ramp if possible, paying particular attention to the front subframe, brake pipes, and flexible hoses for any corrosion or cracking that would be the natural next concern for a BMW of this age and mileage.