Description
Heater Servo Motor For CITROËN And PEUGEOT Vehicles. You May Receive A Direct Replacement. Air Conditioning Gearmotor.
Overview
This Valeo heater servo motor (also referred to as blend door actuator or HVAC motor gearbox) is designed for use in selected CITROËN and PEUGEOT climate systems. It controls the position of air distribution and temperature flaps inside the ventilation unit, ensuring accurate cabin temperature mixing and proper airflow direction. Ideal for professional workshops and DIY mechanics looking for a direct-fit replacement with known part numbers for quick identification.
Function And Benefits
- Precise Control: Moves blend and mode flaps to regulate temperature and airflow distribution.
- Reliable Fitment: Manufactured to match OEM mounting points and electrical connector for straightforward installation.
- Improved Comfort: Restores proper HVAC operation—eliminates incorrect air temperature or wrong vent selection.
- Compatible With Common Diagnostics: Recognized by workshop tools when properly installed and, if needed, calibrated via vehicle controls.
Replacement Procedure
Typical replacement requires removing lower dash trim or the glovebox to access the HVAC housing. Procedure overview:
- Disconnect battery before starting to avoid short circuits and protect vehicle electronics.
- Remove dashboard panels or glovebox to reach the actuator location on the heater/AC unit.
- Unplug electrical connector and remove retaining screws or clips securing the servo motor.
- Swap the old unit with the new motor gear assembly, secure fasteners and reconnect the electrical plug.
- Reassemble interior panels, reconnect battery and verify operation—cycle through full HVAC positions to confirm correct movement.
Installation Recommendations
- Always Disconnect Battery Before Works: Protects vehicle electronics and prevents shorting.
- Handle With Care: Plastic gears and shafts can be damaged if forced; align splines correctly when fitting.
- Check Connector And Wiring: Corroded pins or damaged wiring are common secondary causes of failure—clean or repair as needed.
- Calibrate If Required: After replacement, move climate controls through full range; some vehicles may require a simple calibration procedure via the HVAC controls.
- Use Proper Tools: Small Torx or Phillips screws and trim tools are typically required—avoid panel damage with plastic pry tools.
Why The Part Fails Most Often
Failures are usually caused by wear of internal plastic gears or gear teeth, long-term thermal cycling and mechanical stress, ingress of moisture or debris into the HVAC housing, or seized motor bearings. Repeated forced movement when the flap is obstructed can accelerate damage. Electrical connector corrosion and intermittent supply faults are also common causes that mimic actuator failure.
Technical Information
Manufacturer: Valeo
Model: Citroën C2, Citroën C3, Citroën C4 II, Peugeot 308
Product Codes: T1006419G, 2303111B
Additional Numbers: 6447NL, Stellantis Applications
Notes For Professionals
This actuator is a direct replacement part for the listed vehicle models and is commonly identified by the product numbers above. When replacing the unit in a workshop environment, inspect the HVAC ducting and flap linkages for damage or foreign objects that could reintroduce load on the new servo. For efficient troubleshooting, check for fault codes related to climate control and verify power/ground at the connector before ordering a replacement.
