2012 Porsche Cayenne 3.0L Diesel · RO05 RMR

The vehicle remains roadworthy, though the record indicates a transition from clean inspections to emerging mechanical concerns. The most recent test in May 2026 at 115,770 miles passed, but it introduced an advisory for corroded rear sub-frame. While the tester noted the corrosion was not seriously weakened, the appearance of rust on a structural component after several years of clean records suggests the beginning of a degradation process that requires close monitoring to prevent a future failure of structural integrity. At 115,770 miles over 14 years, the Cayenne averages approximately 8,270 miles per year, which aligns with typical usage patterns for a luxury SUV. The mileage progression shows consistent annual intervals between 2022 and 2026, with the vehicle covering roughly 27,000 miles in that four-year span. The jump of 10,725 miles between May 2024 and May 2025 indicates a period of higher intensity use which likely correlates with the increased wear observed on brake components and engine seals noted in the subsequent tests. A buyer must prioritise a physical inspection of the rear sub-frame to determine the depth of the corrosion, as surface rust can quickly escalate into structural thinning on these older models. The 2025 record flagged a non-excessive oil leak and worn brake discs, which necessitates a thorough check of the engine seals and the current thickness of the braking system hardware. Given that both front and rear brake discs were noted as worn at 106,375 miles, the remaining life on the current pads and rotors should be verified to ensure they are not nearing the point of immediate replacement.