2008 Audi Q7 3.0L Diesel · DA57 ODU

The vehicle is currently roadworthy, but the maintenance history shows a trend of reactive rather than proactive mechanical care. The most recent test in September 2025 at 104,383 miles resulted in a failure due to headlamp misalignment and multiple tyre de-fects. While the vehicle passed after rectification, the recurring nature of tyre wear across several years suggests that the owner only addresses consumable items when they threaten an MOT pass. At 104,383 miles over 18 years, this Q7 has averaged approximately 5,800 miles per year. This low-usage pattern is consistent, with a 6,436-mile gap between July 2023 and September 2024, and another 4,190 miles since then. Low annual mileage often indicates the vehicle may have spent long periods sitting stationary, which can lead to the degradation of rubber components and seals despite the low mechanical engine hours. A buyer must prioritise a physical inspection of the rear subframe, which was flagged for slight corrosion in the September 2025 test. While classified as slight, structural rust on heavy-duty SUVs like this must be monitored closely to ensure it does not progress into structural failure. Additionally, the consistent reports of uneven tyre wear—specifically on edges in 2022, 2023, and 2025—indicate a likely ongoing issue with wheel alignment or worn suspension bushes that will continue to cause premature tyre failure. The braking system also requires attention. The July 2023 record at 93,757 miles identified pitted and scored rear brake discs. Given the age of the vehicle and the low mileage, the buyer should check for seized calipers or perished brake lines which occur when vehicles are used infrequently. Ensuring the headlamp aim remains correctly adjusted after the 2025 failure is also necessary for night-time driving safety.