2008 Audi A4 2.0L Diesel · MD06 FOG

The vehicle remains roadworthy but the maintenance history reveals a worsening trend of deferred repairs regarding mechanical wear items. The most recent test in December 2025 at 160,348 miles flagged several advisories that have persisted or evolved from previous years. While the car consistently passes, the recurring presence of deteriorated drive shaft boots, worn suspension bushes, and corrosion suggests that the owner is only addressing the minimum requirements to avoid failure rather than performing preventative maintenance on aging components. At 160,348 miles, this 18-year-old Audi has averaged approximately 9,000 miles per year, which is consistent with typical annual usage for its age. The record shows steady progression, with roughly 6,000 miles covered between the December 2024 and December 2025 tests, and approximately 7,000 miles in the preceding year. This consistent mileage indicates the vehicle is not sat for long periods, but the high mileage explains the gradual degradation of rubber components and metal surfaces. A buyer must conduct a thorough inspection of the front suspension geometry, as worn arm bushes and ball joints have appeared in nearly every test since 2022. The presence of a corroded rear sub-frame noted in December 2025 is a significant concern; while currently not yet a structural failure, corrosion on load-bearing members often progresses until it becomes terminal. Additionally, the severely deteriorated drive shaft boots flagged in late 2025 need to be replaced immediately to prevent premature failure of the expensive CV joints. The braking system requires close attention due to repeated reports of pitted or scored discs and thinning pads. The tester noted a binding nearside rear brake in late 2024, which may indicate a sticking caliper piston or slider pins requiring service. Given the misting on the offside rear shock absorber that has persisted for years, the buyer should check for active fluid leaks that might indicate the damper is nearing the end of its functional life.