2006 BMW 120 2.0L Diesel · LS06 OEM

The most recent MOT on 22 November 2023 resulted in a failure, with major defects recorded on both front suspension arm bushes, a dangerous bulge on the nearside rear tyre and a deep cut on the off‑side front tyre. Earlier tests show a pattern of advisory‑level issues – recurring oil‑seal leaks, mild suspension wear and a few windscreen chips – but the escalation to major and dangerous failures in the latest test indicates a clear deterioration in the vehicle’s condition rather than an improving trend. At 125,236 miles the car averages just over 6,200 miles per year, which is typical for a 20‑year‑old BMW 120. The mileage does not suggest excessive use, but the relatively low annual distance combined with the presence of significant wear on suspension components and tyres points to periods of limited running interspersed with longer stationary intervals. Such standing periods can accelerate rubber hardening, corrosion of suspension bushings and the onset of oil‑seal fatigue, especially on a vehicle of this age. A prospective buyer should give the front suspension a thorough inspection. Look for play in the ball joints and excessive movement when the wheel is rocked; worn arm pins or bushings will manifest as clunking or vague knocking from the front corners, especially over bumps. The rear tyre bulge is a structural failure that cannot be repaired – the tyre must be replaced immediately and the wheel inspected for rim damage. The off‑side front tyre cut reaching the ply also requires replacement, and the remaining tyres should be checked for uneven wear that could indicate mis‑alignment or lingering suspension play. Because oil‑leak advisories have appeared in three consecutive years, locate the source – common culprits are the valve‑cover gasket, oil filter housing or rear main seal – and verify that there is no oil on the under‑tray or on the exhaust, as chronic leaks can lead to fire risk and premature bearing wear. Beyond the documented defects, the car’s age warrants a comprehensive age‑related check. Examine all tyre sidewalls for cracking, dry rot or hardening, particularly if the vehicle has spent long periods idle. Inspect the chassis and wheel arches for corrosion, especially around the front suspension mounts and rear sub‑frame. Test the 12 V battery voltage and look for signs of sulfation; a battery older than ten years often needs replacement. Verify that brake discs are not excessively scored or rust‑covered, that calipers move freely without binding, and that the brake fluid has been changed within the last two years – old fluid can absorb moisture and reduce braking efficiency. Finally, confirm that the service book contains stamps for regular oil, filter and coolant changes, as time‑based fluid degradation can be as detrimental as mileage‑driven wear on a vehicle of this vintage.