Description
Electric lock for right front door for Citroën C8 and Peugeot 807. Passenger side door.
This electric right-front door lock (passenger side) is an OEM-compatible replacement frequently sought under the part number 9136L8. Designed for the Citroën C8 and Peugeot 807 family of MPVs, the lock restores reliable central locking and secure door latching. Ideal for professional workshops and experienced DIY technicians, the unit provides dependable operation for daily use and integrates directly with the vehicle’s existing door mechanism and electrical connector.
Technical Information
- Manufacturer: Stellantis (Citroën / Peugeot)
- Model: Citroën C8, Peugeot 807
- Product Codes: 9136L8
- Additional Numbers: Commonly cross-referenced in parts lists for right front passenger door lock assemblies
Function
The electric door lock assembly houses the locking actuator and mechanical latch that secure the door and respond to central locking commands. When triggered by the remote key, door switch or central locking module, the actuator moves an internal lever to lock or unlock the latch. The assembly also contains mechanical components that retain the striker and allow the door to open and close smoothly.
Most Common Cause Of Failure
Failures typically result from actuator motor wear, internal gear breakage, contamination or corrosion from water ingress, and seized linkages. Electrical faults such as corroded connectors or broken wires can cause intermittent operation. Mechanical damage from impacts or excessive force on the door can also deform the latch mechanism and lead to malfunction.
Replacement Guide
Typical replacement procedure for experienced technicians or competent DIYers:
- Preparation: Park on a level surface, set the ignition off and disconnect the negative battery terminal to avoid short circuits while working on door electrics.
- Remove Door Trim: Carefully remove the door trim panel using trim tools to avoid breaking clips. Remove any vapor barriers with care to preserve seals.
- Disconnect Electricals: Unplug the door lock connector and any related wiring harnesses. Note clip positions and retainers for reassembly.
- Unfasten Lock Assembly: Remove the fasteners securing the lock to the door shell and detach the mechanical linkages from the latch and door handle. Pay attention to clip types for reinstallation.
- Install New Unit: Fit the replacement lock in reverse order, reconnect linkages and electrical connectors, then torque fasteners to the vehicle manufacturer’s recommendations where applicable.
- Test Operation: Reconnect the battery, test central locking, remote locking and manual operation before refitting the door trim. Check that the door closes and latches reliably.
Installation Recommendations
- Use Appropriate Tools: Trim removal tools, screwdrivers, a socket set and pliers are typically required.
- Check Wiring And Fuses: Before replacing the lock, verify fuses and wiring integrity to avoid unnecessary part replacement.
- Protect Seals: When handling the vapor barrier, avoid punctures and reseal with suitable adhesive to prevent moisture entry into the door cavity.
- Lubrication: Lightly lubricate latch pivot points with a suitable grease to reduce wear and noise after installation.
- Secure Connectors: Ensure electrical connectors are clean and fully seated to prevent intermittent faults.
- Time Estimate: Replacement typically takes 30–90 minutes depending on experience and access to tools.
This part is intended for Citroën C8 and Peugeot 807 right front passenger doors. Searching by part number 9136L8 will help you find the correct replacement quickly.
