2015 Audi Q7 3.0L Diesel · LJ65 SCX

A recent failure regarding an inoperative or malfunctioning engine Malfunction Indicator Lamp (MIL) marks a significant deviation from a previously stable testing history. While the vehicle secured a pass on 15 November 2025, this followed an immediate failure due to the MIL defect, which is a critical safety and emissions-related component. The record shows a period of clean results between 2021 and 2024, but the most recent inspection introduces new concerns with an advisory for thinning front brake pads. This shift from a clean record to a combination of electronic sensor issues and consumable wear suggests a transition into a phase of more frequent maintenance requirements. The vehicle has covered 99,996 miles over its eleven-year lifespan, representing an average annual accumulation of approximately 9,091 miles. This usage pattern is consistent with typical long-distance or mixed-use driving for a premium SUV of this age. Mechanically, this mileage level means that while the vehicle has not been subjected to excessive high-frequency cycles, it is approaching a milestone where major wear items such as suspension bushings, dampers, and drivetrain seals often require closer scrutiny. The steady mileage suggests the vehicle has been in regular use rather than sitting stationary for extended periods, which typically helps prevent certain types of component seizure. Prospective buyers should focus their physical inspection on the braking system and the electronic diagnostic health of the engine. Given the advisory for thinning front brake pads, a test drive should include several controlled, firm applications of the brake pedal to check for any pulsation or judder, which could indicate warped discs, or any pulling to one side that might suggest a binding caliper. The thickness of the pads should be visually verified to determine how much remaining life is available before a full service is required. The failure of the engine MIL is a priority item that requires verification that the fault was not just a blown bulb or a simple sensor issue, but a genuine electronic malfunction that has been rectified. During the test drive, pay close attention to the dashboard for any recurring warning lights or unexpected messages related to engine management or emissions. Any hesitation in throttle response or irregular idling could be linked to the electronic issues flagged in the November 2025 test. Additionally, the previous advisory regarding an offside front tyre worn on the edge suggests that wheel alignment or suspension geometry should be checked to ensure there is no ongoing uneven wear on the current tyre set.