2010 Audi A3 1.8L Petrol · RE10 EMF

The most recent MOT on 15 August 2026 recorded a pass, but it carried an advisory for a front‑engine oil leak that was judged not excessive. The test immediately before that, on 14 August 2026, resulted in a failure because the nearside rear brake pads were measured at less than 1.5 mm, a condition classified as dangerous, and it also noted the same oil‑leak advisory. Earlier examinations show a pattern of progressively thinner brake linings, recurring fluid leaks and a tyre that was close to the legal tread limit in 2023. The overall maintenance trend is therefore deteriorating rather than stabilising, with wear items reaching critical limits and two separate leak sources persisting across several years. At 75,027 mi the car averages roughly 4,700 mi per annum over its sixteen‑year life, which is well below the typical UK usage of around 10‑12 000 mi a year. Such low annual mileage often indicates long periods of inactivity or very gentle use. While reduced wear on high‑stress components such as the engine and transmission can be a benefit, prolonged standing can accelerate rubber degradation, battery sulphation and corrosion of suspension bushings and brake hardware. There is no evidence of any sudden mileage spikes that would suggest hidden abuse, but the low utilisation does raise concerns about age‑related deterioration rather than mileage‑driven wear. A prospective buyer should give the rear brake assembly particular attention. The nearside rear pads were below the safety minimum at the last test, and the opposite side has previously been flagged as thin, so the pads and the associated discs are likely close to the end of their service life. On a test drive listen for a high‑pitched squeal or feel a pulsating pedal, and inspect the discs for scoring or excessive rust. Replacement of both rear pads, and probably the front pads as well, should be budgeted for, together with a check of the caliper pistons for binding and the brake fluid for moisture. The front oil leak, noted on two consecutive MOTs, is most commonly caused by a deteriorating valve‑cover gasket or oil‑filter housing seal; a visual inspection under the bonnet should reveal a steady drip or oil deposits on the surrounding metal. Similarly, the coolant leak reported in 2024 warrants a pressure test of the radiator and hoses, as ageing silicone hoses or a failing water pump can lead to overheating if left unattended. Any fluid leaks should be repaired before the next MOT to avoid a repeat failure. Given the vehicle’s age and low mileage, the buyer should also examine time‑related items that are not mileage‑dependent. Check the tyre sidewalls for cracking, dry rot or hardening of the rubber, especially on the off‑side rear tyre that was previously close to the legal limit; uneven wear may indicate mis‑alignment or worn suspension bushings, which themselves should be inspected for cracks or excessive play. The 12‑volt battery, likely to have been on standby for long periods, should be load‑tested and its terminals inspected for corrosion. Inspect the suspension components—coil springs, shock absorbers, and especially the rubber bushings—for signs of fatigue or perishing, as these can cause clunks and poor ride quality. Finally, verify that the service book shows regular oil, filter and coolant changes at the recommended intervals, and consider a full fluid flush (engine oil, coolant, brake fluid and gearbox oil) to refresh ageing lubricants that may have degraded despite the modest mileage. Addressing these points will give a clear picture of the car’s roadworthiness and the likely near‑term maintenance outlay.