Description
Electric left rear window regulator mechanism for Citroën C4 Picasso and Grand. With electric motor. Driver’s side.
High-quality power window regulator assembly designed for the left rear (driver’s side rear) of Citroën C4 Picasso models. This complete unit includes the electric motor and mounting points for direct replacement of a worn or failed regulator. Ideal for professional workshops and competent DIY mechanics who service Stellantis group vehicles. Commonly searched under product code 9223C1, the part restores smooth, quiet window travel and reliable operation of the rear door glass.
Technical Information
- Manufacturer: Stellantis / Citroën / Peugeot
- Model: Citroën C4 Picasso, Citroën C4 Picasso Grand
- Product Codes: 9223C1
- Additional Numbers: Not Available
Compatibility And Application
Fits Left Rear Door (Driver’s Side Rear) on Citroën C4 Picasso and C4 Picasso Grand models. Suited for vehicles equipped with electric window operation. Always confirm part code against the vehicle’s existing component when possible.
Function And Common Failure Causes
The window regulator controls vertical movement of the door glass by converting motor rotation into linear motion via cables, guides or a scissor mechanism. Typical symptoms of regulator failure include slow or jerky movement, glass misalignment, grinding or clicking noises, or a window that will not move at all.
Common reasons For Failure:
- Worn Electric Motor Brushes Or Bearings Causing Loss Of Torque.
- Frayed Or Broken Cables And Plastic Guides Becoming Brittle Over Time.
- Corrosion Or Water Ingress Leading To Seizure Of Mechanical Parts.
- Impact Damage From Door Collisions Or Slamming.
- Accumulated Dirt And Lack Of Lubrication Causing Increased Wear.
Replacement Guide And Recommendations
Basic Replacement Steps (Summary):
- Disconnect The Battery Before Starting Work To Prevent Short Circuits And Accidental Motor Activation.
- Remove Interior Door Trim And Vapor Barrier Carefully To Access The Regulator Assembly.
- Support The Glass Securely (Suction Cups Or Tape) And Unbolt The Regulator From The Glass And Door Shell.
- Disconnect The Electrical Connector And Remove The Old Regulator And Motor Assembly.
- Install The New Regulator In Reverse Order, Check Cable Routing And Fastener Tightness, And Reconnect The Motor.
- Manually Position The Glass And Perform An Operational Test Before Reassembling The Door Trim; Adjust Regulator Mounting If Necessary To Ensure Smooth, Even Movement.
Recommended Tools: Torx/Phillips Sockets, Panel Removal Tools, Torque Wrench For Door Fasteners, Insulating Tape Or Suction Cups For Glass Support.
Tips For A Reliable Repair
- Always Test Window Travel Several Times After Installation To Confirm Smooth Operation And Correct Alignment.
- Lubricate Moving Tracks Lightly With A Suitable Dry Or Silicone-Based Lubricant To Reduce Wear.
- Inspect Door Seals And Drainage Paths For Blockages To Prevent Future Water Damage.
- Replace Both Sides Or Complementary Components If Wear Is Evident To Avoid Repeat Repairs.
Why Choose This Part
This complete regulator with motor offers a direct-fit solution to restore the original function of the left rear window on C4 Picasso models. The part is frequently referenced by code 9223C1, making it easy to find for swift procurement and workshop scheduling. Suitable for automotive technicians and experienced DIYers seeking a dependable replacement that addresses common wear points in older regulators.
