911 Carrera 4 Cabriolet (996) F6-3.4L (1999)
9. Unscrew M6 screw on the bracket of the fuel return line -arrow-.
10. Undo screw-type hose clamp of the vent line to the oil cooler -arrow- and pull out the vent line.
11. Pull off plug of the idle speed positioner -arrow-.