Transmission Fluid Cooling Valve -N509-, REMOVING AND INSTALLING, AUDI Q7/Q8: Notes

WARNING: This page is about a different car, the 2024 Audi Q7 and 2023 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

Depending on the model, designation in the wiring diagram Transmission Fluid Cooling Valve -N509- or Solenoid Valve 8 -N186-.

Special tools and workshop equipment required

Hose Clamps - Up To 25mm:3094

Fig 1: Hose Clamps
Courtesy of AUDI
Hose Clip Pliers:VAS 6362

Fig 2: Hose Clip Pliers
Courtesy of AUDI
Hose Clip Pliers:VAS 6340

Fig 3: Hose Clip Pliers VAS6340
Courtesy of AUDI