Draining and Filling

Draining and Filling In Coolant

CAUTION:
Risk of damage.
The drain cocks of the front radiator and side radiators must be opened only "manually". Never open them with tools.
Manually open drain cocks and drain/collect the coolant.




View of the drain cock

CAUTION:
Risk of damage.
Never use tools to close the drain cocks.





1. Close drain cocks "manually".





2. Check position of the locking springs on the drain cocks. The bows of the locking springs must always point up.

CAUTION:
Severe damage can occur it the installation position is incorrect (twisted out of position).

3. Vent the cooling system in connection with the System Tester 2. Use menu item "Special functions" for this purpose.


Draining Coolant





1. Unscrew cap on coolant expansion tank.

2. Undo coolant drain plugs on right and left and drain the coolant. Equip drain plugs with new seals. Tightening torque 10 Nm (7.5 ftlb.) to 15 Nm (11.0 ftlb.).


Filling In Coolant

NOTE: The engine cooling system is factory-filled with a lifetime engine coolant. This engine coolant must not be mixed or replaced with other coolants. Use only original Porsche coolant when changing or topping up the engine coolant.


Bleeding the Cooling System

NOTE: The cooling system is bled in connection with the Porsche System Tester 2


1. Connect the Porsche System Tester 2 and switch on the ignition.

2. Select menu item "Special function" in the "Vehicle type" menu.

3. Press the [->] key to change to the "Control units" menu.

4. Select menu item "Cooling system" in the "Control units" menu and press the [>>] key.


NOTE: The following message appears on the screen: "Start function with [F8]"


5. Press the [F8] key and follow the further instructions of the Porsche System Tester 2.