Product Overview

This is a used Valeo blower motor control module designed for the heating, ventilation and air conditioning (HVAC) systems of Citroën and Peugeot vehicles. The module regulates the fan speed of the blower motor, enabling precise airflow control across multiple speed settings and ensuring stable cabin ventilation. Ideal for professional workshops and DIY mechanics looking for a direct replacement part identified by part numbers 515038, T1000034Z and 6441AA.

Key Benefits

– Restores Proper HVAC Fan Control: Replaces faulty blower regulation that can cause loss of speed steps or blower stuck on one speed.
– Direct Fit For Compatible Vehicles: Cross-referenced by manufacturer and product codes for quick identification.
– Cost-Effective Repair: Common failure point that can be replaced without replacing the entire HVAC assembly.

How It Works

The module controls the blower motor by modulating electrical signals (typically via PWM or variable resistance depending on the HVAC design) to adjust motor speed. It monitors inputs from the climate control unit and adjusts the current delivered to the fan motor to achieve the requested airflow. Proper operation depends on clean electrical connections, a healthy blower motor and intact wiring harness.

Replacement Guide

Basic Replacement Steps (general guidance): 1) Disconnect The Battery Before Starting. 2) Gain Access To The HVAC Blower Housing—Typically Under The Glove Box Or Passenger Footwell Depending On Model. 3) Unplug The Electrical Connector And Remove Fasteners Holding The Module. 4) Fit The Replacement Module, Secure Fasteners And Reconnect The Connector. 5) Reconnect The Battery And Test All Fan Speeds And HVAC Functions.

Installation Recommendations

– Always Disconnect The Battery Before Removal To Avoid Short Circuits Or Damage To Electronic Components.
– Inspect The Blower Motor And Connector For Corrosion Or Excessive Wear; Replace Damaged Wiring Or Plugs.
– Ensure Proper Seating And Secure Fastening To Avoid Vibration-Induced Failures.
– After Installation, Cycle Through All Fan Speeds And Check For Abnormal Noise Or Overheating.

Most Common Failure Causes

– Thermal Stress And Overheating: Excess heat from a failing blower motor or restricted airflow can damage the regulator electronics.
– Moisture Ingress And Corrosion: Water or condensation entering the housing leads to connector corrosion and short circuits.
– Electrical Surges Or Poor Grounding: Voltage spikes and weak ground connections can degrade the module over time.
– Age And Wear Of The Blower Motor: A worn or seized motor draws excessive current and shortens the regulator’s lifespan.

Technical Information

• Manufacturer: Valeo
• Model: Climate Control Blower Motor Control Module
• Product Codes: 515038, T1000034Z, T1000034Z-C02, T1000034Z-C0
• Other Numbers: 6441AA

Compatibility

Primary Application: Peugeot 308. Also Suitable For Various Citroën And Peugeot Models That Use The Valeo Blower Motor Control Module With The Above Product Codes. Always Match The Module Part Numbers During Selection.

Notes For Professionals

Because This Is An Electronic Control Module, Verify Connector Pinout And Physical Fit During Installation. If The Vehicle Exhibits Intermittent Operation, Inspect The Blower Motor And Wiring For Root Causes To Prevent Premature Failure Of The New Module.