Removing Expansion Valve

WARNING: This page is about a different car, the 2010 Porsche Cayenne, 2009 Porsche Cayenne, and 2008 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Refrigerant

Danger of freezing

→ Avoid contact with refrigerant.

→ Wear personal protective gear.

→ Observe the safety regulations for working on air-conditioned vehicles and dealing with refrigerant.

→ Observe the safety regulations for extraction and filling systems.

→ Observe the instructions for repairing air conditioning systems and storing spare parts.

Fig 1: Overview Of Expansion Valve

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Remove refrigerant by suction. → Draining And Filling In Refrigerant
Undo two fastening screws for refrigerant lines on expansion valve.

Fig 2: Unscrewing Refrigerant Lines Fastening Screws On Expansion Valve
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Remove refrigerant lines from expansion valve and move them up/down to keep them out of the way.

Fig 3: Pulling Out Refrigerant Lines From Expansion Valve
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Unclip brake booster line to keep it out of the way.

Fig 4: Removing Brake Booster Line
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Undo the two fastening screws and remove expansion valve.

Fig 5: Removing Expansion Valve
Courtesy of PORSCHE CARS NORTH AMERICA, INC.