Removing Pressure Switch

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The pressure switch is located in the radiator tank, right side in the direction of travel, under the cowl panel cover.

Press release on electrical connector and disconnect from pressure switch.

Fig 1: Removing Electrical Plug Connector
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Place one open-ended wrench on the hexagon of the pressure switch and a second open-ended wrench on the hexagon of the refrigerant line.

Fig 2: Removing Pressure Switch
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Unscrew pressure switch from refrigerant line and remove.