Timing chain tensioner rattle on early V6 petrol units
Inspect · Cold start and listen for a two second rattle

What the known faults on this Audi A7 typically cost to put right at a UK independent garage · use the figures to price risk before you bid, and to justify a reduction when something shows up on inspection.
The single priciest documented job on the 2011–2018 Audi A7 is timing chain, tensioner & guides at £900–£2,400. Few cars need every repair listed here · treat £1,970–£6,300 as the full exposure if one arrived with all of them.
Timing chain tensioner rattle on early V6 petrol units
Inspect · Cold start and listen for a two second rattle
S tronic clutch pack judder in slow traffic
Inspect · Crawl in traffic and feel for shudder pulling away
MMI and infotainment module faults
Inspect · Cycle every screen and check reversing camera works
Air suspension leaks leaving the car sitting low overnight
Inspect · Leave it parked overnight and check ride height in the morning
Ranges are indicative parts-and-labour costs at a UK independent garage, inclusive of VAT. Franchised dealers typically sit 40–80% higher, and prestige or electrified variants sit at the top of each band. Always get a written quote before committing.
Build a tickable checklist for the exact car in front of you, record faults with photos, and hand the buyer a report.