EngineHigh
Timing chain and oil consumption issues on some V6 units
Timing chain, tensioner & guides£900–£2,400
Inspect · Listen on cold start and review oil top-up history
2015–2024 Audi Q7 · common fault repair costs
What the known faults on this Audi Q7 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.
Cost at a glance
- Most expensive fault
- £900–£2,400
- Top three risks, from
- £1,400
- Worst case, everything
- £9,500
The single priciest documented job on the 2015–2024 Audi Q7 is timing chain, tensioner & guides at £900–£2,400. Few cars need every repair listed here · treat £2,440–£9,500 as the full exposure if one arrived with all of them.
Cost per fault
ExhaustHigh
DPF, EGR and AdBlue faults on 3.0 TDI models
DPF forced regen or replacement£250–£1,600
Inspect · Check AdBlue warnings and regen history
SuspensionCritical
Air suspension compressor and strut failure
Suspension refresh (per axle)£250–£1,100
Inspect · Check the car sits level after standing overnight and cycle ride heights
ElectricalMedium
MMI, camera and driver assistance faults
Electrical diagnosis & module repair£120–£900
Inspect · Test all cameras, sensors and adaptive cruise
Engine CoolingHigh
Coolant pooling in the engine V due to a leaking coolant shut-off valve or EGR cooler flange on 3.0 TDI models.
EGR valve / cooler replacement£300–£900
Inspect · Remove the acoustic engine cover and shine a torch down into the centre V of the block. Look for pink crusting or pooled coolant.
DrivetrainMedium
Quattro centre differential rumble or binding during tight, low-speed turns due to degraded transfer box fluid.
EGR valve / cooler replacement£300–£900
Inspect · Perform a full-lock figure-of-eight manoeuvre in the car park at low speed. Listen and feel for heavy juddering or groaning from the centre of the vehicle.
Bodywork and InteriorHigh
Blocked panoramic sunroof drains causing water ingress, leading to damp carpets and potential module damage.
Electrical diagnosis & module repair£120–£900
Inspect · Press your hand firmly into the lowest points of the front driver and passenger footwell carpets to check for dampness. Check the headliner for water stains.
BrakesMedium
Prematurely worn or warped front brake discs due to the vehicle's excessive kerb weight.
Brakes (discs, pads, caliper)£200–£800
Inspect · Run a fingernail across the outer edge of the front brake discs to check for a deep wear lip. Check for steering wheel judder under firm braking at 40mph.
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.
Inspecting a Audi Q7 this week?
Build a tickable checklist for the exact car in front of you, record faults with photos, and hand the buyer a report.