Cayenne Turbo (9PA) V8-4.8L Turbo (2008)
Closing right shutoff valve (V2) if there is a sufficient vacuum
11. Re-open the left shut-off valve (V1) on the vacuum pressure gauge. The cooling system is then filled.
12. When there is no trace of vacuum present or the coolant is no longer drawn from the canister, open the right shutoff valve (V2).
Opening right shutoff valve
13. Then remove the complete filling tool (including the adapter K65).
14. If necessary, fill the coolant reservoir with coolant to the MAX marking.
MAX marking on coolant reservoir
15. If necessary, check to ensure that the cooling system is properly sealed.