2006 Audi A4 2.0L Petrol · KX06 OHV

The vehicle is currently roadworthy but the maintenance history indicates a trend of worsening mechanical degradation and deferred preventative care. The most recent test in May 2025 at 162,158 miles identified multiple issues including a corroded rear subframe and oil leaks from the gearbox. While the car passed, the presence of underbody corrosion and an exhaust leak at the front join suggests the vehicle is entering a stage where component failure will become frequent rather than limited to minor adjustments. At 162,158 miles over twenty years, the car follows a consistent usage pattern of approximately 8,100 miles per year. There is a significant gap of 9,231 miles between March 2021 and February 2022, followed by another 9,135 miles before the May 2025 test. This steady mileage suggests the vehicle does not sit for long periods, yet the recurring failures on exhaust components and brake hardware indicate that wear and tear associated with mileage are not being addressed proactively between test intervals. A buyer must conduct a thorough physical inspection of the rear subframe to determine if the corrosion noted in 2025 has progressed toward a structural failure. The history shows recurring issues with the exhaust system, moving from major leaks in 2021 and 2022 to a minor leak in 2025, which indicates the manifold or piping are deteriorating. Additionally, the reported oil leak from the gearbox should be monitored for flow rate, as such leaks often lead to expensive repairs on this Audi generation if left unmanaged. The previous failures regarding thin brake pads and worn tyres in 2022 highlight a history of neglecting basic consumables until they reach legal limits. Inspect the current front brake discs for pitting or thinning, as they were flagged as worn in the 2025 test. Pay close attention to the underbody and trays to ensure the noted surface corrosion remains merely cosmetic and has not compromised the integrity of the chassis mounting points.