Removing Tank Vent Valve

WARNING: This page is about a different variant/trim than selected.

Disconnect engine ventilation line at the valve cover, cylinder bank 1 to 4. Naturally aspirated engine -1- or turbo engine -1-
Detach and remove tank ventilation and tank vent valve. Naturally aspirated engine -3- or turbo engine -3- . Disconnect cable plug.

Fig 1: Ventilation Components Location - Naturally Aspirated Engines

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Ventilation on naturally aspirated engines

1	Engine ventilation line
2	Oil mist separator line to intake-air distributor
3	Tank ventilation
4	Aluminium holder
5	Aluminium screw (holder); see Timing-case cover

Fig 2: Ventilation Components Location - Turbo Engines

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Ventilation on turbo engines

1	Engine ventilation line
2	Check valve for full-throttle ventilation with lines secured
3	Tank ventilation
4	Aluminium holder
5	Aluminium screw (holder); see Timing-case cover
6	Belt tensioner
7	Holder
8	Fastening screw; see Belt drive