Description
High-quality BEHR heater servo motor designed for PSA vehicles. This Heater Servo Motor (EAD511 / H1961 B) is compatible with Citroën C4 and Peugeot 307 II models and provides reliable control of the HVAC blend door to regulate cabin temperature distribution. The unit is a used part that has been inspected and is supplied ready for reinstallation.
Key Features
The servo motor controls airflow direction inside the ventilation system, ensuring correct distribution of warm or cool air to the cabin. It is a direct-fit aftermarket-quality component from BEHR, frequently referenced by product codes and OEM cross numbers for fast lookup in parts catalogs.
- Direct replacement for OE-referenced codes EAD511 and H1961 B
- Cross-reference number: 6447VA
- Compact, motor-driven actuator for blend/door control in the HVAC unit
- Suitable for both professional workshops and experienced DIY installers
Compatibility
Compatible with the following models (verify part cross-reference before ordering): Citroën C4; Peugeot 307 II. Often searched under product codes EAD511, H1961 B or the additional number 6447VA.
Replacement & Installation
General replacement overview for mechanics and competent DIYers:
- Disconnect the battery before starting any electrical work.
- Access the HVAC housing — on these models the actuator is commonly reached by removing the glovebox or lower dash trim panels.
- Unplug the electrical connector and remove mounting screws holding the actuator in place.
- Replace the actuator with the new unit, secure fasteners and reconnect the electrical connector.
- Reconnect the battery and test HVAC functions. Some vehicles may require an HVAC adaptation or a simple ignition-cycle procedure to allow the blend door to re-establish position.
Common Failure Modes & Maintenance
Heater servo motors and blend door actuators typically fail from wear of internal gears, motor burnout, or connector and contact corrosion. Symptoms include clicking or grinding noises from the dash, loss of accurate temperature control, inability to change airflow direction, or the HVAC system being stuck in one mode. Regular checks for moisture intrusion and ensuring connectors are secure can extend service life. Lifespan varies with usage and environment; heavy use, temperature cycling and age accelerate wear.
Technical Information
- Manufacturer: BEHR
- Model(s): Citroën C4; Peugeot 307 II
- Product Codes: EAD511; H1961 B
- Additional Numbers: 6447VA
This part is ideal when you need a cost-effective replacement for HVAC blend door control. Always confirm fitment with your vehicle identification and cross-reference the listed product codes before purchase.
