Description

High-quality heating control unit compatible with first-series Citroën C1 and Peugeot 107. Supplied complete with its control cables (wire linkages) and delivered in ready-to-fit condition. Ideal for professional garages and competent DIY mechanics searching by OEM numbers such as 55900-0H0010, 55900-0H010, 55900-0H011, 6452P5 or 6451SE.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Citroën C1, Peugeot 107 (First Series)
• Product Codes: 55900-0H0010, 55900-0H010, 55900-0H011, 6452P5, 6451SE
• Other Numbers: Common Internal/Service References As Shown Above

Function

This unit controls the vehicle heating and ventilation functions: temperature selection, airflow distribution and the movement of heater/ventilation flaps via mechanical cable linkages. The panel provides the interface for the driver to adjust cabin climate, transmitting inputs to the actuator cables and associated blend doors.

Common Failure Causes

Failures are usually mechanical rather than electrical. Typical causes include cable wear or fraying, brittle or broken plastic stops and mounting tabs, seized or stiff cable sleeves, and long-term material degradation from heat and UV exposure. Symptoms include difficulty selecting airflow modes, stuck or unresponsive controls, inconsistent temperature regulation or audible binding when moving the knobs.

Replacement Procedure

• Disconnect Battery Before Work To Avoid Short Circuits.
• Remove Dashboard Trim/Center Console Panels To Access The Heater Control Unit.
• Note Cable Routing And End-Stop Orientation Before Disconnecting Cables.
• Unscrew And Remove The Old Control Unit, Then Unclip Or Detach The Cable Ends From The Levers.
• Fit The New Unit, Reattach Cables Ensuring End-Stops Are Fully Seated, And Check Full Range Of Motion.
• Reassemble Trim Panels And Reconnect The Battery. Verify Operation With Engine Running And Heater Controls In All Positions.

Installation Recommendations

Handle Plastic Tabs Carefully To Avoid Breakage. Replace Any Frayed Or Damaged Cables When Installing The New Unit. Apply A Suitable Lubricant To Cable Sleeves If They Appear Dry Or Stiff. Test All Functions Before Final Reassembly. Use The OEM Part Numbers Listed Above To Ensure Correct Fitment.

Why The Part Typically Fails

The most common reason for failure is mechanical wear of the cable system and plastic components after many years of use. Repeated operation, exposure to heat and sunlight, and dirt ingress accelerate wear on cable end-stops and mounting points, eventually causing loss of smooth operation or complete detachment of control linkages.

Who Should Fit This Part

Suitable For Professional Mechanics And Experienced DIY Enthusiasts. If You Do Not Have Experience With Interior Trim Removal Or Cable Reassembly, Seek Assistance From An Automotive Technician.

Keywords

Heater Control, Heating Control, Climate Control Panel, Citroën C1 Heater Control, Peugeot 107 Heater Control, 55900-0H0010, 55900-0H010, 55900-0H011, 6452P5, 6451SE