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Known Faults Database

Audi Q7 Common Problems & Known Faults (UK)

If you are considering buying a used Audi Q7, there are several major reliability issues worth knowing about first. Our garage database tracks 2 known faults for this model, 2 of them rated high severity. Every one below is a repair bill a seller has good reason not to mention.

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Audi Q7 2004-2015 Models (2004-2015) problems

Engine/EmissionsHigh severity📝 Editorial

Timing chain tensioner failure causing severe rattling; chains are located at the rear of the engine, requiring engine removal to fix

Rough guide
£2000-4000

Typical symptoms

  • loud metallic slapping/rattling from the back of the engine on cold start
  • rattle persisting for more than 3 seconds
  • engine management light

Affected vehicles

Engines:
3.0 V6 TDI
Typical mileage:
80000-140000 miles
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Audi Q7 4L (2006-2015) problems

SuspensionHigh severity📝 Editorial

Air suspension compressor failure or air strut leaks causing the vehicle to sink to the bump stops

Rough guide
£1000-2500

Typical symptoms

  • car sitting unevenly or very low when parked overnight
  • yellow or amber suspension warning light on dash
  • compressor running constantly and noisily

Affected vehicles

Engines:
All with Adaptive Air Suspension
Typical mileage:
70000-120000 miles
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Repair costs are typical UK ranges, not quotes. Actual cost depends on condition and garage.Data last verified: June 2026

Other Audi models

A45 known faultsA64 known faultsA33 known faultsA53 known faults