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- Porsche 955 Cayenne 3.2L V6 2003-06
The Genuine Porsche Water Hose is a replacement engine cooling-system hose for selected Porsche Cayenne 955 3.2-litre V6 models.
Fits:
- Porsche 955 Cayenne 3.2L V6 2003-06
Diagram Ref No 3
Located within the engine's liquid-cooling circuit, this hose forms part of the network that carries coolant between the engine's water pipes and associated cooling-system components. Its role is to maintain a sealed, unrestricted path so coolant can circulate continuously and remove heat from the engine.
Although relatively small compared with the main radiator hoses, every coolant hose is important to overall cooling-system integrity. A split, hardened or leaking hose can allow coolant to escape, introduce air into the system and eventually reduce the engine's ability to control temperature.
Repeated heat cycles, cooling-system pressure, engine vibration and age gradually deteriorate rubber hoses. Replacing a damaged or ageing hose helps restore reliable coolant circulation and protects the engine from the consequences of coolant loss and overheating.
What This Product Does:
The water hose forms part of the closed engine cooling circuit.
It is designed to:
- Carry engine coolant between cooling-system components.
- Connect with the engine's coolant pipe network.
- Maintain continuous coolant circulation.
- Keep the cooling system sealed under pressure.
- Withstand normal engine operating temperatures.
- Accommodate engine vibration and thermal movement.
- Help maintain stable engine temperature.
- Prevent coolant loss when correctly installed.
- Replace a cracked, leaking, swollen or hardened original hose.
Symptoms Of Wear Or Failure:
Possible symptoms include:
- Visible coolant leakage.
- Dampness around the hose.
- Coolant dripping beneath the vehicle.
- Dried coolant residue around the hose ends.
- Sweet coolant smell after driving.
- Gradual reduction in coolant level.
- Coolant-level warning.
- Hose becoming hard or brittle.
- Surface cracking.
- Splits in the rubber.
- Swelling or bulging.
- Soft or spongy hose sections.
- Leakage around hose connections.
- Steam from the engine compartment.
- Engine temperature beginning to rise.
- Temperature fluctuations.
- Frequent need to top up the coolant.
Why Replacement Matters:
Replacing a worn water hose helps restore:
- Correct coolant circulation.
- Cooling-system sealing.
- Stable coolant level.
- Correct operating pressure.
- Consistent engine temperature.
- Reduced risk of sudden coolant loss.
- Reliable long-term cooling-system operation.
On an older Cayenne, preventative replacement is especially worthwhile when surrounding cooling-system components are already being serviced.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95510615800
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