Description
Air conditioning pipe for Citroën C4 and Peugeot 307 with 1.4 16V, 1.6 16V and 2.0 16V engines.
High-quality air conditioning pipe designed as a direct replacement for original equipment on Citroën C4 and Peugeot 307 models equipped with 1.4 16V, 1.6 16V and 2.0 16V engines. This A/C line restores correct refrigerant flow between system components, helping to return full cooling performance and prevent refrigerant loss. Often referenced by OEM numbers 9650629480, 9681723480, 6460ZP or 6460LV, this part is aimed at professional mechanics and experienced DIY enthusiasts who need a reliable, vehicle-specific solution.
Technical Information
- Manufacturer: Stellantis
- Model: Citroën C4; Peugeot 307
- Product Codes: 9650629480, 9681723480, 6460ZP, 6460LV
- Other Numbers: NFP
Features & Benefits
- Direct fit to original mounting points for straightforward replacement.
- Constructed to withstand refrigerant pressure and engine-bay conditions.
- Compatible with common R134a/R1234yf service procedures (follow vehicle specifications).
- Restores correct routing of refrigerant between evaporator, condenser and compressor to recover cooling efficiency and prevent leaks.
Recommended Installation
Replacement of the air conditioning pipe requires standard A/C service equipment and knowledge of refrigerant handling. Recommended steps:
- Recover refrigerant from the system using certified recovery equipment.
- Remove any clamps, brackets or insulation securing the old pipe; note routing and connections.
- Replace all exposed O-rings and lubricate new O-rings with appropriate PAG oil compatible with the system.
- Install the new pipe, secure brackets and clamps to original torque where specified, then vacuum the system to check for leaks.
- Recharge the system to the manufacturer’s specified refrigerant amount and perform an operational check.
If you do not have access to proper refrigerant recovery and charging equipment, have the part installed by a professional A/C service to ensure safety and compliance with regulations.
Why This Part Most Often Fails
- Corrosion and galvanic wear from road salt and moisture can lead to pinhole leaks.
- Vibration and engine movement can cause fatigue at bends or at connection points.
- Damaged O-rings or improperly seated fittings cause refrigerant loss at joints.
- Physical damage from impact or chafing against other components may puncture or crack the pipe.
- Age and material degradation over many years in harsh under-hood conditions.
Notes For Mechanics And DIYers
When replacing an A/C pipe, always inspect adjacent components (compressor, condenser, evaporator, dryer/accumulator) and replace O-rings. Proper evacuation and recharge are essential to avoid compressor damage and to ensure the system reaches designed cooling performance. Keep a record of refrigerant weights and oil quantities used during service to maintain system reliability.
