Description
Heater Blower With Regulator For Citroën C4 Picasso First Series
Product Overview
High-quality heater blower motor with integrated regulator specifically designed for Citroën C4 Picasso first generation. Ideal replacement for worn or noisy blower motors and for faults where the fan operates only on certain speeds or fails completely. Frequently searched by OEM references 9654652480, 5E2228000, 6441W8 and 6441W9.
Key Functions
The blower motor circulates air through the vehicle HVAC system, delivering heating, ventilation and defogging performance to the cabin. The integrated regulator controls fan speeds across multiple settings to ensure consistent airflow and driver comfort.
Compatibility
Primary Fitment: Citroën C4 Picasso First Series (first generation). Confirm fitment by comparing product codes: 5E2228000, 9654652480, 6441W8, 6441W9.
When And Why It Fails
Typical failure modes include worn carbon brushes, seized or noisy bearings, regulator/resistor malfunction and electrical connector corrosion. Symptoms are reduced or no airflow, fan working on limited speeds only, grinding or rattling noises and intermittent operation. Moisture ingress and debris in the blower housing accelerate wear and can lead to premature failure.
Replacement Interval
There Is No Fixed Service Interval. Longevity Depends On Use And Environment. Replace The Unit When Noise Increases, Airflow Drops Or Speed Control Is Lost.
Installation Guide
- Disconnect The Negative Battery Terminal Before Starting Work On Electrical Components.
- Access The Blower Motor From The Passenger Footwell Or Under The Glovebox; Remove Required Trim Panels.
- Disconnect The Electrical Connector And Remove The Mounting Screws Or Clips Holding The Blower Assembly.
- Withdraw The Old Unit Carefully, Install The Replacement In The Correct Orientation And Refit Fasteners.
- Reconnect The Electrical Connector And Restore Battery Power. Verify All Fan Speeds And HVAC Functions Before Reassembling Trim.
- Inspect Seals And Ducting For Debris; Clear Any Foreign Objects That Could Cause Future Damage.
Technical Information
- Manufacturer: Stellantis / Citroën / Peugeot
- Model: Citroën C4 Picasso First Series
- Product Codes: 5E2228000, 9654652480, 6441W8, 6441W9
- Additional Numbers: INF
Recommendations For Installation
Use The Correct Fasteners And Avoid Overtightening Plastic Threads. Check Connector Pins For Corrosion And Replace Damaged Clips Or Seals. If The Previous Unit Failed Due To Bearing Wear, Inspect The HVAC Ducting For Foreign Objects. After Installation, Test The Blower Across All Speeds To Confirm Regulator Functionality.
Most Common Cause Of Failure
Worn Brushes And Bearings Causing Noise Or Reduced Performance; Regulator/Resistor Failure From Overheating; And Contamination Or Moisture Ingress Causing Electrical Faults Or Mechanical Seizure.
