Description
Electric central locking actuator for left rear door for PEUGEOT 308. Door located on the driver’s side.
High-quality electric central locking actuator specifically for the left rear door of the Peugeot 308. Designed for professional mechanics and competent DIY enthusiasts, this unit restores reliable locking and unlocking functions, quiet operation and secure door latching. The part is commonly referenced by manufacturer codes and OE numbers, so customers often search using product codes such as 732108, A04005 or 9137V3 when sourcing replacements.
Technical Information
- Manufacturer: Stellantis (Peugeot / Citroën)
- Model: Peugeot 308
- Product Codes: A04999, 732108, A04005, 9137V3
- Other Numbers: 9137V3 (alternative reference)
Function
The actuator is an electric component of the central locking system that moves the locking mechanism inside the door to lock or unlock the latch. It receives a signal from the central locking module or remote key fob and converts electrical input into mechanical motion to operate the door lock rod and latch.
How To Replace
Replacement is straightforward for experienced technicians and competent DIYers with basic tools. Typical steps:
- Disconnect the negative battery terminal to prevent short circuits and accidental triggering of systems.
- Remove the interior door panel and any trim clips or screws securing it. Carefully peel back the moisture barrier.
- Locate and unplug the electrical connector from the actuator. Unfasten the retaining screws or clips that secure the actuator to the door shell.
- Disconnect the actuator linkage from the latch assembly and remove the old unit. Transfer any retaining clips or link rods if required.
- Install the new actuator, reconnect the linkage and electrical connector, then test the central locking operation before reassembling the door trim.
- Reinstall the moisture barrier and door panel, ensuring all clips and fasteners are secure.
Installation Recommendations
- Work on a cool, dry vehicle and keep small fasteners organized to avoid loss.
- Use trim removal tools to avoid damaging door panels and clips.
- Verify the actuator direction and linkage positions match the original before final tightening.
- Test locking/unlocking several times with the door closed to confirm correct operation and prevent latch misalignment.
- If connector pins are corroded, clean them before reconnection to ensure reliable electrical contact.
Why This Part Most Often Fails
- Water Ingress And Corrosion: Moisture entry into the door can corrode electrical contacts or gears.
- Wear Of Internal Motor Or Gears: Over time, the small electric motor and plastic gears inside the actuator can wear or strip, causing intermittent or failed movement.
- Mechanical Stress Or Broken Linkage: Repeated force or impact on the door can damage the linkage or plastic mounting points.
- Electrical Faults: Damaged wiring, connector corrosion or poor grounding may prevent the actuator from receiving power.
Common Symptoms
- One door does not lock or unlock with the central locking command.
- Intermittent operation or clicking noises inside the door.
- Door does not latch correctly after locking or unlocking.
Compatibility And Search Tips
This actuator is intended for Peugeot 308 left rear door applications. The part is frequently searched by product codes (e.g., 732108, A04005, 9137V3), so matching these reference numbers with the vehicle’s existing part number ensures proper fitment. Ideal for repair shops and DIYers replacing a faulty rear-left central locking actuator.
Restore reliable central locking to your Peugeot 308 quickly—search by one of the listed product codes to confirm this is the correct actuator for your repair and proceed with professional or careful DIY installation.
