Description
Heating Fan BEHR for Citroën C4 and Peugeot 307 II
Product Overview
This BEHR heating fan (blower motor assembly) is a direct-fit replacement designed specifically for Citroën C4 and Peugeot 307 II HVAC systems. It restores proper airflow through the heater core and ventilation ducts, ensuring fast cabin heating and reliable ventilation. Ideal for professional workshops and DIY mechanics who search by part numbers such as u2331001, 6441S6, B9506 or pf2a2.
Key Features
- OEM-quality BEHR unit engineered for long service life and quiet operation.
- Direct-fit assembly: matching mounting points and electrical connector for straightforward replacement.
- Restores consistent cabin airflow and correct heater performance.
- Suitable for heating and ventilation functions within the vehicle climate system.
Compatibility And Search Tips
Compatible Models: Citroën C4, Peugeot 307 II. This part is commonly searched and referenced by the following numbers: u2331001, 6441S6, B9506, pf2a2. Use these codes to quickly find the correct replacement for vehicles that use BEHR blower motor assemblies.
Technical Information
- Manufacturer: BEHR
- Model: Citroën C4; Peugeot 307 II
- Product Codes: u2331001, B9506, 6441S6, pf2a2
- Additional Numbers: Stellantis (Citroën / Peugeot)
Installation Recommendations
Follow these general steps for replacement. Procedures vary slightly by model year and trim—use workshop manual for torque values and exact access panels.
- Disconnect Battery: Always disconnect the vehicle battery before starting work to avoid short circuits and to protect vehicle electronics.
- Access: Typically the blower is located under the dashboard on the passenger side. Remove the glove box or lower dash trim to gain access to the blower housing.
- Disconnect Electrical Connector: Unplug the blower motor connector and, if applicable, remove the blower resistor or PWM connector first.
- Remove Fasteners: Unscrew mounting bolts or clips securing the blower housing and carefully extract the assembly.
- Install New Unit: Fit the replacement blower assembly, secure fasteners, reconnect electrical connectors and reassemble trim panels.
- Test: Reconnect battery and verify operation across all fan speeds and HVAC modes. Listen for unusual noise and confirm airflow at vent outlets.
- Additional Advice: Check and replace cabin air filter if contaminated. Inspect drain channels to prevent water ingress that shortens blower life.
Why This Part Fails Most Often
- Worn Brushes Or Bearings: Mechanical wear inside the motor is the most common cause, leading to noise, reduced speed or complete failure.
- Debris And Contamination: Leaves, dust and moisture entering the blower housing can seize the fan wheel or accelerate bearing wear.
- Overheating / Electrical Stress: Faulty blower resistors, PWM controllers or intermittent wiring can overload the motor.
- Aging And Usage: High mileage and frequent use (e.g., heavy fan use in cold climates) reduce component life over time.
Replace the heating fan promptly if you notice unusual noise, vibration, burning smells, or loss of airflow. Using the correct part numbers (u2331001, 6441S6, B9506, pf2a2) ensures proper fitment and restores reliable HVAC performance.
