Description
Temperature sensor in the air conditioning for Citroën and Peugeot vehicles
Features and Function
This climate control temperature sensor (part number 6445JW) measures the temperature inside the HVAC circuit to help the climate control unit regulate cabin comfort and compressor cycling. Proper operation of the sensor ensures stable cabin temperature, prevents unnecessary compressor engagement, and supports automatic climate functions. The unit is used on various Citroën and Peugeot models from the Stellantis family.
Application And Compatibility
Commonly fitted To: Citroën C5, Citroën Xsara Picasso, Peugeot 307. Search Keywords: 6445JW, Citroën Temperature Sensor, Peugeot HVAC Sensor.
Installation Recommendations
- Disconnect The Battery Before Starting Work To Avoid Short Circuits And To Protect Electronic Modules.
- Typical Location: Sensor Is Usually Mounted In The HVAC Housing Near The Evaporator Or In The Ducting Behind The Glovebox. Access Often Requires Removal Of Trim Or The Glovebox.
- Replacement Steps: Remove Relevant Trim/Glovebox, Unplug Electrical Connector, Release Retaining Clip Or Remove Fixing Screw, Withdraw Old Sensor And Replace O-Ring If Present, Install New Sensor, Reconnect Connector And Reassemble Interior Panels.
- After Installation: Check For Proper Connector Seating, Inspect Wiring For Damage, Run The Climate System To Confirm Correct Temperature Reading And Stable Compressor Operation.
Technical Information
- Manufacturer: Stellantis (Citroën / Peugeot)
- Model: Citroën C5; Citroën Xsara Picasso; Peugeot 307
- Product Codes: 6445JW
- Other Numbers: No Additional Numbers Known
Why The Part Most Often Fails
Failures Are Usually Caused By Moisture Ingress And Corrosion Of The Electrical Connector Or Sensor Body, Mechanical Damage During Previous Repairs, Or Degraded Internal Electronics After Many Years Of Service. Blocked HVAC Drainage Or Excessive Condensation Can Accelerate Corrosion And Lead To Erratic Readings.
Practical Tips For Mechanics And DIY Enthusiasts
- Inspect Connector Pins For Corrosion And Clean Contacts With Appropriate Electrical Cleaner If Necessary.
- Replace Any Damaged O-Rings To Ensure Proper Sealing Around The Sensor.
- When Diagnosing Intermittent Temperature Issues, Verify Sensor Voltage And Signal Lines Before Replacing Other HVAC Components.
- Keep The Work Area Dry And Ensure HVAC Drain Channels Are Clear To Prevent Recurrence.
Why Buy This Sensor
Replacing A Faulty Temperature Sensor 6445JW Restores Accurate Climate Control, Improves Comfort, And Prevents Unnecessary Compressor Cycling That Can Lead To Increased Wear. The Sensor Offers Direct Fitment To The Listed Models, Making It A Practical Choice For Professional Workshops And Confident DIYers.
