Description
Electric lock for right rear door for Peugeot 407. Passenger-side rear door.
High-quality electric door lock (rear right) designed for Peugeot 407 vehicles. This replacement actuator/latch assembly restores central locking and mechanical locking function on the passenger-side rear door. Frequently searched by original part numbers, this lock is suitable for professional garages and experienced DIY mechanics who need a direct-fit part to eliminate door locking faults, rattles or failures to lock/unlock from the remote or central locking system.
Function And Application
The unit combines an electrically driven actuator with the mechanical latch. It receives a locking/unlocking signal from the central locking system and moves the latch mechanism accordingly, allowing the door to lock, unlock and trigger door-ajar switches. Typical applications include restoring reliable remote locking, resolving intermittent locking, and replacing damaged or seized latches on the right rear (passenger-side) door of the Peugeot 407.
How Replacement Is Performed
Replacement typically requires removal of the inner door trim to access the latch assembly. Steps generally include:
- Disconnect The Battery Beforework To Avoid Short Circuits And Protect Vehicle Electronics.
- Remove Inner Door Trim And Vapor Barrier Carefully To Access Locking Mechanism.
- Disconnect Electrical Connector And Linkages From The Existing Lock.
- Unbolt The Locking Unit From The Door Shell, Remove Old Unit And Fit New Unit In Reverse Order.
- Reconnect Wiring And Linkages, Reconnect Battery And Test Locking/Unlocking Function Before Reinstalling Trim.
Technical Information
- Manufacturer: Stellantis (Citroën / Peugeot)
- Model: Peugeot 407
- Product Codes: 9659853780; F00 9138N7; 9138V0
- Additional Numbers: 9138N7; 9138V0; 9659853780
Installation Recommendations
- Work Should Be Performed By A Competent Technician Or An Experienced DIYer With Basic Automotive Tools.
- Always Disconnect The Battery Prior To Removing Door Electronics To Prevent Short Circuits And Fault Codes.
- When Removing The Door Trim, Protect The Interior Trim Clips And The Vapor Barrier To Avoid Moisture Ingress After Reassembly.
- Lubricate Moving Parts Lightly After Installation And Check Door Alignment To Ensure Smooth Latching.
- Test Central Locking, Manual Locking And Door-Ajar Switches Before Final Reassembly.
Most Common Failure Reasons
- Water Ingress And Corrosion Of Mechanical Components Leading To Seized Latch Or Reduced Movement.
- Wear Of Internal Plastic Gears Or Latch Components Causing Intermittent Operation Or Failure.
- Actuator Motor Or Micro-Switch Failure Causing Loss Of Electrical Operation.
- Damaged Linkages Or Bent Rods From Impact Or Forced Operation Interrupting Mechanical Movement.
- Wiring Connector Corrosion Or Broken Wires Resulting In No Power To The Actuator.
Notes For Buyers
This part is commonly searched by its part numbers (9659853780, 9138N7, 9138V0). Confirm that the listed codes match the part you are replacing to ensure correct fitment. The unit is intended as a direct replacement for the right rear (passenger-side) door of the Peugeot 407.
