Description
Water hose for Citroën and Peugeot vehicles with 1.4 HDi 16V (8HY) and 1.6 HDi engines.
This replacement cooling hose is designed as a direct-fit part for a range of Citroën and Peugeot models equipped with the 1.4 HDi 16V (8HY) and 1.6 HDi engines. Often searched by part numbers 9681299480 or 1317R8, the hose restores reliable coolant flow between engine and cooling/heating components and helps prevent overheating or coolant loss.
Technical Information
- Manufacturer: Stellantis / Citroën / Peugeot
- Model: Vehicles with 1.4 HDi 16V (8HY) and 1.6 HDi engines; see compatible models list
- Product Codes: 9681299480, 1317R8
- Other Numbers: None Specified
Fitment And Compatible Models
Typical applications include (but are not limited to): Citroën Berlingo, Citroën C3, Citroën C4, Citroën C5, Citroën Xsara Picasso, Peugeot 1007, Peugeot 308, Peugeot 407, Peugeot Partner. Always check that the engine code matches 1.4 HDi 16V (8HY) or 1.6 HDi before ordering.
Function And Common Failure Reasons
The cooling hose carries engine coolant between the engine, radiator, heater matrix and other cooling system components. It must withstand constant thermal cycling, pressure fluctuations and exposure to coolant and engine bay contaminants. Common failure modes include:
- Aging and material fatigue leading to softening, cracking or splitting.
- Hardening and brittleness from long-term heat exposure, causing leaks at bends or hose ends.
- Abrasive wear from contact with adjacent components or incorrect routing.
- Clamp failure or improper clamping causing seepage at connections.
- Coolant contamination or chemical degradation accelerating hose deterioration.
Recommended Replacement Interval
Hoses typically last several years but life depends on operating conditions. A practical guideline is inspection at every major service and replacement every 5–10 years or approximately 80,000–150,000 km if showing wear. Replace sooner if there are signs of swelling, cracking or visible leaks.
Installation Recommendations
- Work Safely: Allow the engine to cool fully before opening the cooling system. Wear eye protection and gloves.
- Drain Coolant: Partially drain or isolate the cooling system to avoid spillage. Collect and dispose of coolant according to regulations.
- Mark Orientation: Note the hose routing and orientation before removal to ensure correct refit.
- Remove Old Hose: Loosen clamps, remove the hose carefully, and inspect mating pipes for corrosion or damage.
- Fit New Hose: Fit the replacement hose without twisting. Use appropriate quality clamps and position them correctly over the hose bead.
- Refill And Bleed: Refill with the correct type and concentration of coolant and bleed the system to remove air pockets.
- Test: Run the engine to operating temperature and check for leaks, proper heating and stable temperature gauge reading.
- Inspect Adjacent Parts: Check thermostat, radiator connections and other hoses; replace worn clamps or seals as needed.
Why This Part Is Often Searched By Part Number
Mechanics and DIY enthusiasts commonly search by OEM or supplier codes (9681299480, 1317R8) to ensure exact fit and compatibility. Using the part number speeds up identification and reduces the risk of ordering an incorrect hose variant for the specific HDi engine layout.
