Description
Electric lock for the right rear door for Peugeot 407 (Passenger side door).
High-quality electric door lock and actuator for the right rear (passenger side) door of the Peugeot 407. Designed for professional workshops and experienced DIY mechanics who need a direct-fit replacement part identified by OE numbers 9686691880, 9138V0 or 9138N7. Replacing a faulty rear-door lock restores reliable central locking, prevents water ingress into the locking mechanism and eliminates intermittent electrical faults that can leave the door unsecured.
This unit replaces the internal locking mechanism and electric actuator inside the door. The actuator converts electrical signals from the central locking system into mechanical motion that locks and unlocks the latch. A correct replacement ensures smooth operation of the rear-right door, consistent remote locking response and secure closure of the door striker. Common search terms that help find this part: door lock actuator, rear right door lock, Peugeot 407 lock 9686691880, 9138V0, 9138N7.
Technical Information
- Manufacturer: Stellantis / Peugeot / Citroën
- Model: Peugeot 407
- Product Codes: 9686691880
- Other Numbers: 9138V0, 9138N7
Installation Recommendations
Installation requires basic door trim removal skills and standard tools. Recommended steps:
- Disconnect The Negative Battery Terminal Before Work To Prevent Short Circuits.
- Remove The Interior Door Trim And Moisture Barrier Carefully To Access The Lock Assembly.
- Disconnect Electrical Connector And Door Lock Rods/Clips; Note Rod Positions For Accurate Reassembly.
- Unbolt The Old Lock/Actuator From The Door, Remove It And Fit The Replacement Unit In Reverse Order.
- Test Central Locking Function And Mechanical Engagement Before Refitting Door Trim.
Most Common Cause Of Failure
Failures Typically Result From A Combination Of Mechanical Wear And Environmental Factors:
- Water Ingress And Corrosion Of Electrical Contacts Or Internal Gears.
- Plastic Gear Or Motor Wear Inside The Actuator After Years Of Use.
- Damaged Linkage Rods Or Clips Causing Excessive Load On The Actuator.
- Electrical Issues Such As Oxidised Connectors Or Intermittent Wiring Faults.
Replacing the lock/actuator with the correct part number (9686691880 / 9138V0 / 9138N7) is the most reliable way to restore proper function to the right rear door of a Peugeot 407. Ideal for professional fitment in auto shops or for competent DIY repairs at home.
