This replacement left front power window motor is designed for professionals and experienced DIYers who maintain Citroën vehicles. It restores smooth, quiet operation of the driver’s window and the integrated mirror folding control. The unit matches common OEM reference numbers and is suitable for direct swap applications on the Citroën C5 II where the original part number corresponds to this motor. Including key part numbers in search queries increases the chance of quickly finding and matching the exact component.

Technical Information

• Manufacturer: Stellantis (Citroën/Peugeot)
• Model: Citroën C5 II (2005–2007) – Left Front Driver’s Window
• Product Codes: 9649304380, 9221AK
• Other Numbers: 985173-100

Key Features

• Direct-fit replacement for the left front (driver) window motor on Citroën C5 II models.
• Integrated mirror folding control functionality for vehicles equipped with electric mirror folding.
• Designed for reliable power window operation and smooth travel of the glass regulator.
• Useful search keywords: Left Front Window Motor, Power Window Motor, Citroën C5 Window Motor, 9649304380, 9221AK.

Installation Recommendations

Replacement of the window motor is a task suitable for mechanics and experienced DIYers. Typical steps:

• Disconnect The Battery Before Starting Work To Prevent Short Circuits And Avoid Damage To Electrical Components.
• Remove The Interior Door Trim Panel And Water Shield Carefully To Access The Regulator And Motor Assembly.
• Support The Window Glass Securely (Tape Or Wedge) Before Disconnecting From The Regulator To Prevent Dropping.
• Unbolt The Motor From The Regulator, Disconnect The Electrical Connector, And Remove The Old Unit.
• Fit The New Motor To The Regulator, Reconnect The Electrical Connector, And Test Operation Before Reassembling The Door.
• Recalibrate The Window (If Required) By Running The Window Fully Up And Fully Down To Allow Any One-Touch Function To Relearn End Stops.
• Use Appropriate Tools And Observe Manufacturer Guidance For Fastener Tightening And Reassembly.

Why This Part Fails Most Often

• Wear Of Internal Components: Brushes, Commutator, Or Gears Gradually Wear Out After Years Of Use.
• Water Ingress And Corrosion: Moisture Entering The Door Cavity Can Corrode Contacts And Mechanical Parts.
• Regulator Cable Or Mechanism Failure: Excessive Load From A Stiff Or Jammed Regulator Can Overstress The Motor.
• Electrical Issues: Connector Corrosion Or Wiring Harness Damage Causes Intermittent Operation Or Total Failure.
• External Loads: Frozen Seals Or Debris In The Window Track Increase Motor Strain And Shorten Lifespan.

Practical Tips

• Inspect The Regulator Mechanism And Window Tracks When Replacing The Motor To Avoid Replacing A Motor That Will Be Overstressed By Other Faults.
• Clean And Lubricate Window Tracks And Regulator Pivot Points During Installation To Reduce Future Wear.
• Check Electrical Connector Pins For Corrosion And Ensure A Firm Electrical Connection.
• Keep A Note Of The Part Numbers (9649304380, 9221AK, 985173-100) For Future Reference And Faster Searches.

Compatibility And Fitment

This motor is specified for Citroën C5 Second Generation models produced between 2005 and 2007 for the left front (driver) door. Confirmed product codes listed above are commonly used when searching for a matching unit.

Warranty And Quality Notes

Parts Are Supplied As Replacement Motor Assemblies. For Long-Term Reliability, Fitment By A Qualified Technician Or Experienced DIYer Is Recommended.