Removing Oil/Water Heat EXCHANGER (Oil Cooler): Notes

WARNING: This page is about a different car, the 2014 Porsche Cayenne, 2013 Porsche Cayenne, 2012 Porsche Cayenne, and 2011 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.

Information

The oil/water heat exchanger is fitted at the front of the oil guide housing.

Fig 1: Oil/Water Heat Exchanger, Oil Filter Components Location

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Oil/water heat exchanger, oil filter

1	Oil guide housing
2	Oil filter cover
3	Oil filter
4	Oil-filter sealing ring
5	Oil duct adapter (cannot be replaced)
6	Heat exchanger seal
7	Oil-water heat exchanger
8	Screw, M6 x 20; self-tapping screws ex-works; metric screws can also be used

Vehicles with PDCC: Loosen the fastening nuts -1- on the holder for the PDCC lines and lower the holder -2- with the lines -arrow- .

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Holder for PDCC lines
Place a drip pan under the oil/water heat exchanger. (Coolant and oil will run out during disassembly.)
Disconnect coolant hoses.

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Removing coolant hoses
1. 3.1 Loosen the clips -1- on the coolant hoses at the oil/coolant heat exchanger and slide them onto the hoses -A- .
2. 3.2 Clamp the hoses using > 3093 - hose clamp or > 3094 - hose clamp.
3. 3.3 Clip the coolant hose assembly -3- on the oil/water heat exchanger from the holder -2- (-B- ).
4. 3.4 Pull off the hoses -C- .
Unscrew fastening screws -1- .

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Fastening screws for oil/water heat exchanger
Tilt the oil/water heat exchanger up in direction of travel -A- .
Remove oil/water heat exchanger.