This Heater Servo Motor BEHR EAD511 H1961 Ua 12 is designed specifically for Citroën and Peugeot vehicles, including popular models such as the Citroën C4 and Peugeot 307 II. This component plays a crucial role in managing the airflow within the car’s heating, ventilation, and air conditioning (HVAC) system, enabling precise temperature control and ensuring passenger comfort.

Located inside the HVAC unit, the servo motor drives the actuator that adjusts the position of the heater flap. Over time, this motor can wear out due to continuous operation, dust, or mechanical obstruction, leading to irregular heating performance or failure to switch airflow correctly. Regular inspection and replacement are advised if you notice inconsistent climate control or error codes related to HVAC system malfunction.

Replacing the servo motor involves removing the dashboard panel to access the HVAC unit. Once removed, the old motor is disconnected and replaced with this BEHR EAD511 unit, restoring full functionality to the heating system. This part is essential for both professional mechanics and DIY enthusiasts aiming to maintain or repair their PSA Group vehicles’ climate control systems.

Technical Information

• Manufacturer: BEHR
• Model: Citroën C4, Peugeot 307 II
• Product Codes: EAD511, H1961 Ua 12
• Additional Numbers: 146447VA

Ensure compatibility by verifying product codes before purchase. This genuine-quality servo motor ensures optimal heater flap movement for accurate temperature regulation, contributing to your vehicle’s overall driving comfort and safety.

This heating servo motor is designed specifically for Citroën C4 and Peugeot 307 II models, ensuring optimal performance within the vehicle’s HVAC (Heating, Ventilation, and Air Conditioning) system. Manufactured by BEHR, the EAD511 H1961 Ua 2 model effectively controls the position of the heating blend door, regulating cabin temperature by directing airflow through the heater core.

Function and Importance

The servo motor plays a crucial role in maintaining comfortable interior conditions by adjusting the mix of hot and cold air. Over time, these motors can fail due to wear or electrical issues, resulting in inconsistent temperature control or the inability to change heating settings. Common symptoms of failure include unusual noises from the dashboard area, sluggish response, or complete loss of heater function.

Installation and Maintenance

Replacement of this heating servo motor is straightforward for experienced mechanics and capable DIY enthusiasts. It typically involves removing the dashboard panel to access the HVAC system, disconnecting the faulty motor, and fitting the new BEHR EAD511 part. Using the correct replacement ensures proper integration with the vehicle’s electronics and control system, avoiding potential faults.

Technical Information

• Manufacturer: BEHR
• Models: Citroën C4, Peugeot 307 II
• Product Codes: EAD511, H1961 Ua 2
• Additional Numbers: 6447VA

Why Choose This Part?

Selecting this genuine or OEM-equivalent servo motor guarantees compatibility and durability, ensuring your vehicle’s heating system performs reliably across all conditions. Whether you are a professional mechanic or a car owner performing your own repairs, this heating servo motor is a vital component to restore HVAC functionality and maintain driving comfort.

The BEHR heater servo motor (EAD511) is a direct-fit HVAC actuator designed for PSA vehicles, specifically Citroën C4 and Peugeot 307 II. It controls the heater/ventilation flaps inside the heater box to regulate cabin temperature and air distribution. Frequently searched by part number for fast identification.

Features And Function

This electric servo converts climate-control commands into precise flap movement to mix hot and cold air or direct airflow. Proper operation ensures consistent cabin temperature and correct airflow direction. Common symptoms of a failing unit include erratic temperature, stuck or mispositioned flaps, clicking noises from the dash, or HVAC fault indicators.

Typical Causes Of Failure

Failures typically stem from worn or stripped plastic gears, motor burnout, moisture ingress, or connector/electrical faults. Service life varies by usage and environment; heavy use, condensation, or contamination can shorten lifespan.

Replacement Notes

Replacement usually requires access to the heater box area behind the glovebox or lower dash. Standard procedure: disconnect the battery, remove the glovebox or trim panels to reach the actuator, unplug the electrical connector, remove mounting screws, fit the new servo, and verify mechanical movement and HVAC operation. If you are unsure, have a qualified technician perform the replacement.

Technical Information

• Manufacturer: BEHR
• Model: Citroën C4; Peugeot 307 II
• Product Codes: EAD511; EAD 511; H1961
• Additional Numbers: Ua 13; 6447VA

Use the listed product codes when searching or ordering to ensure correct fitment. Always verify compatibility with the vehicle VIN or parts catalogue before installation.

The BEHR EAD511 heater servo motor (actuator) is a direct-fit HVAC component designed for Citroën C4 and Peugeot 307 II models. It controls the position of climate control flaps to regulate airflow distribution and temperature blend. Engineered for professional mechanics and DIY enthusiasts, this unit replaces faulty actuators commonly found in PSA vehicles.

Key Features

• Direct replacement for BEHR EAD511 / H1961 / 6447VA part numbers
• Restores accurate flap movement for vent selection and temperature mixing
• OEM-quality fitment for Citroën and Peugeot HVAC systems
• Electrical connector and mounting compatible with the original housing

When And Why It Fails

Common failure modes include worn plastic gears, seized motor bearings, damaged position sensor or internal electronics, and water ingress or corrosion from HVAC condensation. Typical symptoms are stuck or unresponsive flaps, incorrect vent selection, lack of temperature change, or unusual noises from the dash area.

Installation Notes

Replacement is straightforward for experienced technicians: disconnect the vehicle battery, access the heater box (typically behind the glovebox or under the dash), remove the retaining screws, unplug the electrical connector, swap the actuator and reassemble. After installation, verify full range of motion and correct HVAC operation; some systems may require recalibration using vehicle diagnostics.

Compatibility

Intended for use on Citroën C4 and Peugeot 307 II models with the matching actuator mounting and electrical connector. Always verify part numbers and plug shape against the original unit before purchase to ensure correct fitment.

Technical Information

• Manufacturer: BEHR
• Model: Citroën C4; Peugeot 307 II
• Product Codes: EAD511, H1961
• Other Numbers: 6447VA, Ua 14

High-quality Behr heating servo motor engineered as a direct-fit replacement for Citroën C4 and Peugeot 307 II HVAC systems. Often searched by part number EAD511, H1961 or 6447VA, this unit restores accurate airflow and temperature control, making it ideal for professional workshops and experienced DIY enthusiasts.

Technical Information

• Manufacturer: Behr
• Model: Citroën C4; Peugeot 307 II
• Product Codes: EAD511 H1961 b
• Other Numbers: 6447VA

Function

This electric servo motor controls HVAC flaps and the blend door position inside the heater box to regulate cabin temperature and air distribution. It converts electrical commands from the climate control unit into precise mechanical movement of dampers.

Replacement And Installation

• Locate The Actuator Behind The Dashboard Or Under The Glovebox On The Passenger Side, Depending On Vehicle Configuration.
• Remove Necessary Trim Panels To Access The Heater Box And Actuator Mounting.
• Disconnect The Electrical Connector And Remove Fastening Screws Or Clips Securing The Motor.
• Install The New Servo Motor, Ensure Correct Alignment Of Splines/Gears, Refit Fasteners And Reconnect The Connector.
• After Reassembly, Cycle The Ignition And Operate The Climate Controls Through Their Full Range To Verify Smooth Movement And Proper Calibration.

Installation Recommendations

• Disconnect The Battery Before Starting Work And Follow Manufacturer Procedures To Prevent Electrical Damage.
• Use Appropriate Hand Tools (Torx/Phillips) And Protect Trim Pieces During Removal.
• Compare Connector Type And Mounting Pattern With The Old Unit To Confirm Compatibility Before Final Fitment.
• Handle Gears And Plastic Components Carefully; Avoid Excessive Force When Aligning Splines.

Why The Part Most Commonly Fails

Common Causes Include Worn Plastic Gears, Moisture Or Debris Ingress, Electrical Wear Of The Motor Or Internal Position Sensor, And Heat-Related Aging. Typical Symptoms Are Grinding Or Clicking Noises, Stuck Dampers, Loss Of Temperature Control, Or Intermittent Operation.

Notes For Mechanics And DIYers

This servo motor is frequently searched by product codes, so using part numbers EAD511, H1961 or 6447VA will speed up locating the correct unit. Verify Physical Match With The Existing Actuator Prior To Installation. The Replacement Restores Reliable HVAC Function And Improves Cabin Comfort.