Removing Expansion Valve

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2018 Porsche Cayenne, 2017 Porsche Cayenne, 2016 Porsche Cayenne, 2015 Porsche Cayenne, and 2014 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.

Information

The refrigerant connections must be closed off immediately using suitable stoppers once the refrigerant lines have been removed.

Unscrew left fastening screw -1- (in direction of travel) on DME control unit bracket and remove water drip pan -2- .

Fig 1: Identifying Water Drip Pan With Fastening Screws
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Unscrew and remove both fastening screws -3- for the refrigerant lines -4- on the expansion valve -5- .

Fig 2: Pulling Refrigerant Lines Out Of Expansion Valve
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Pull both refrigerant lines -4- out of the expansion valve -5- and move them up/down to keep them out of the way.
Unscrew both fastening screws -6- for the expansion valve and remove expansion valve -5- .

Fig 3: Identifying Expansion Valve With Fastening Screws
Courtesy of PORSCHE CARS NORTH AMERICA, INC.