Power Steering Fluid Cooler: Service and Repair

Removing and installing radiator for power steering
Preliminary work

1. Raise the vehicle.
2. Remove engine guard.
3. Remove front apron.

Removing radiator for power steering

The -cooler for power steering system- is located at the -radiator module (radiator, condenser, ATF cooler, cooler for power steering system)-, behind the front apron.












ATTENTION:
Increased risk of accident from Pentosin CHF 11 S getting onto the surrounding area (e.g. onto the coolant hoses) when the oil coolant hoses are loosened (opened).
^ Possible danger of injury or damage.
^ Collect any emerging Pentosin.
^ Wear protective goggles when carrying out overhead work on lines with Pentosin.
^ Wear protective gloves.
^ If coolant hoses come into contact with Pentosin, thoroughly clean them with water IMMEDIATELY.
^ Replace visibly swollen coolant hoses.

1. Remove lateral air guides and the air guide at the top -arrows-.





Note:
^ For the Cayenne Turbo, the center piece of the air guide is a single-part.

2. The bottom air guide -arrows- does not have to be removed. Remove retaining bracket (front apron engine guard) and move the lock carrier into the service position.

3.





4. Use an appropriate collecting container for any Pentosin which runs out. Release hoses from radiator for power steering and close with suitable plugs. Remove the mount of the radiator for power steering -arrow-, only screwed on the left-hand side.





Mount for the servo oil cooler





5. Unclip the radiator for power steering from the mount -arrow-.





6. Bracket





7. Pull the -retaining frame for radiator- carefully to the front.





8. Carefully push the radiator module back. Pull the -cooler for power steering system- out between the radiator module and the retaining frame for the radiator.

Installing radiator for power steering









1. Push the -cooler for power steering system- in between the radiator module and the retaining frame for the radiator.





2. Retract the radiator for power steering into the mount -arrow-.





3. Clip the radiator for power steering into the bracket -arrow-.
Ensure correct seating.





4.





5. Fit fastening screw -arrow-, connect hoses for power steering radiator and fit securing clamps. The hoses must not be twisted in the process.





6. Together with bottom air guide, move bumper out of service position and into normal position and fit retaining bracket (front apron engine guard).





7. Install top air guide -arrows- and lateral air guides.

Subsequent work
1. Fit front apron.
2. Mount engine guard
3. Fill Pentosin and bleed steering.
4. Lower the vehicle.