Description
Electric Lock For The Right Rear Door For PEUGEOT 407. Passenger Side Rear Door.
This electric door lock is designed for the right rear (passenger side) door of the Peugeot 407 and integrates with the vehicle’s central locking system to secure the rear passenger compartment. Ideal for professional mechanics and experienced DIY enthusiasts, the unit replaces a faulty latch/actuator assembly to restore reliable locking, reduce rattles, and prevent door ajar warnings. The part is commonly searched by its product code and OE references, making it easy to locate for repairs or scheduled replacement.
Technical Information
- Manufacturer: Stellantis (Citroen / Peugeot)
- Model: Peugeot 407
- Product Codes: 9659853780
- Other Numbers: F 00 9138N7, 9138V0
Function And Benefits
The unit houses the electric actuator and mechanical latch that lock and unlock the right rear door via the central locking system or remote key fob. It ensures the door is mechanically secured when closed and transmits the door-locked/ajar status to the vehicle’s control module. Replacing a worn or failed lock eliminates intermittent locking issues, noisy operation, and improves passenger safety.
Installation Recommendations
Replacement should be performed by an experienced technician or a competent DIYer with basic automotive electrical and trim-removal skills. Typical replacement steps:
- Disconnect The Negative Battery Terminal To Prevent Short Circuits.
- Raise The Window To Its Full Up Position And Remove The Inner Door Trim Using A Trim Tool To Avoid Damage.
- Carefully Peel Back The Moisture Barrier To Access The Lock Assembly.
- Disconnect The Electrical Connector And Any Bowden Cables Or Rods Attached To The Lock.
- Remove Fasteners Holding The Lock In Place, Replace With The New Unit, Then Reattach Cables/Rods And Electrical Connector.
- Before Final Reassembly, Test Locking/Unlocking With The Key Fob And Door Switches To Confirm Correct Operation.
- Lubricate Latch Contact Points With Suitable Spray Grease And Refit The Moisture Barrier And Door Trim.
Recommended Tools: Torx/Socket Set, Panel Trim Tools, Multimeter For Electrical Checks.
Common Reasons For Failure
- Wear Of Mechanical Components: Over Time,Latches And Springs Become Worn, Causing Poor Engagement.
- Water Ingress And Corrosion: Moisture Entry Leads To Corroded Contacts Or Seized Mechanisms.
- Actuator Motor Failure: Electric Motor Or Internal Gears Can Fail After Years Of Use.
- Damaged Connector Or Wiring: Frayed Wires Or Poor Connectors Cause Intermittent Operation.
- Impact Damage: Door Collisions Or Forceful Closing Can Bend Or Break Latch Elements.
Typical Symptoms Indicating Replacement: Door Not Locking Or Unlocking, Intermittent Operation, Loud Grinding Or Clicking From The Door, Door Ajar Warning Lamp, Or Difficulty Closing The Door Securely.
Part Number Reference: This lock is frequently searched under OE Code 9659853780 and secondary references F 00 9138N7 / 9138V0 — compare these codes when selecting replacement parts to ensure compatibility with the Peugeot 407 right rear door assembly.
