Cayenne S (9PA) V8-4.5L (2003)
2. Open up the cover on the filling neck for the coolant expansion tank and remove the screw under it. Remove the filling neck from the coolant
expansion tank and pull out of the canister for the windscreen washer system.
3. Support the bottom part of the canister with your hand and remove the two fastening screws.
4. Pull off the two water lines from the pump "arrows A".
Pivot the tank approx. 60° downwards.