Cooling System - Plastic Coolant Pipes Leaking

Service
45/07 ENU 1961

Coolant Pipe Leaking

Vehicle Type:
Cayenne S/Cayenne Turbo/Cayenne Turbo S

Model Year:
As of 2003 up to 2006

Concerns:
New coolant pipes made from aluminum.

Information:
Plastic coolant pipe leaking.
On MY2003 to MY2006 vehicles there is a chance that the coolant pipes made from plastic may start to leak.

NOTE:
As soon as one or both plastic coolant pipes are replaced or moved, the following points must always be noted:

- Both coolant pipes (lower and heater) must be replaced at the same time with new coolant pipes made from aluminum (--> Figure 1 and --> Figure 2).

- The engine dose not need to be removed, because of the new, split aluminum coolant pipes, for the lower coolant pipe (--> Figure 1) to be replaced.








Parts Info:

NOTE:
All the parts listed below are required for replacing the two coolant pipes.

--> Figure Lower coolant pipe
1, Item





--> Figure Heater coolant pipe
2, Item





Work Procedure:

NOTE:
Follow the procedure described in the Workshop Manual when replacing the coolant pipes.

NOTE:
Please observe install-position of hose clamps during installation of new type coolant pipes before re-installing air intake distributor.





Work Time

References: --> Workshop Manual '196120 Removing and installing coolant pipes (with heater pipes) (includes repair solution)'