Removing Console For Oil-Water Heat Exchanger

Removing console for oil-water heat exchanger.

Note: The figures are from the Cayenne Turbo (M48150).

Removing console for oil-water heat exchanger.

Caution: Danger of scalding!
^ Engine oil and components of the oil circuit can become very hot!
^ Prevent contact with the skin and eyes.
^ Wear suitable protective clothing.

Please observe applicable general warning notes and working regulations in chapter.

1. Position the vehicle at the take-up points provided on a lifting platform.
2. Open the bonnet.

Note:
^ The coolant filled in at the factory is intended for lifetime cooling and, thus, need not be changed.
^ This coolant must not be mixed with other coolants. Only original Porsche antifreeze should be used when changing or topping up the coolant.





3. Open maintenance cover.

Caution: Danger of scalding!
^ Coolant can be extremely hot and pressurized.
^ Only open the cooling system when it is cold.
^ Wear gloves.





4. Carefully open the cap on the coolant expansion tank. Unscrew the cap in counterclockwise direction.
5. Open cap on the expansion tank and remove.





6. Remove underbody cover.





7. Release the front spoiler on the underside.
8. Detach lock mount.





9. Remove the sheetmetal brace under the radiator. To do this, loosen the 4 fastening screws.





10. Drain cooling system. Remove the drain plug from the radiator, drain the coolant into a container and dispose of it according to the applicable national laws if no longer required.
11. Fit a new drain plug on the radiator and tighten it.





12. Undo the 2 oil drain plugs and collect engine oil in a disposal container. Dispose of waste oil in accordance with legal requirements.
13. Clean oil drain plugs and screw in with a new aluminum sealing ring. Tightening torque 50 Nm (37 ft. lbs.).

Note: The following steps should only be carried out with the M48150 engine.





14. Loosen both turbocharger oil return pipes on the oil filter console. Finally pull the connections part way out of the console.





15. Release coolant lines from oil-water heat exchanger. To do this, release the two spring-band clamps and pull the lines upwards.





16. Unscrew the 4 fastening screws on the console.

Caution: Danger of injury!
^ When pulling the console off, even greater amounts of engine oil can leak out.
^ This can occur suddenly if the console is firmly attached. There is a danger of fingers being crushed in this case.

17. Pull the console forwards off the engine. Use an appropriate tool to lever the console off very carefully if it is firmly attached.