Description
Electric tailgate lock for Citroën and Peugeot vehicles
This Electric Tailgate Lock (boot latch) is designed for use on Citroën and Peugeot rear tailgates and is commonly referenced under part numbers 9653208080 and 871983. The unit controls mechanical latching and integrates with the vehicle central locking system to secure the tailgate, enabling remote and interior unlocking. Ideal for professional workshops and DIY mechanics, this replacement part restores reliable locking and prevents water ingress and rattles caused by worn or damaged latches.
Technical Information
Manufacturer: Stellantis (Citroën / Peugeot)
Model: Fits Peugeot 407 and Compatible Citroën/Peugeot Tailgate Assemblies
Product Codes: 9653208080, 871983
Additional Numbers: Not Listed
Function And Features
The lock assembly secures the rear tailgate by engaging a striker on the body and releases it on command from the remote key, interior switch or central locking module. It contains a mechanical latch mechanism and an electric actuator that drives the locking/unlocking movement. Correct operation is essential for tailgate sealing, passenger safety and preventing theft.
Replacement Procedure (Overview)
- Prepare Vehicle: Park on level ground, engage handbrake, and remove ignition key.
- Access Lock: Remove interior tailgate trim to expose the latch assembly (fasteners and clips vary by model).
- Disconnect: Unplug the electrical connector to the actuator and detach any linkage or rod connecting to the interior handle.
- Remove Old Unit: Unscrew mounting bolts and remove the old lock from the tailgate aperture.
- Install New Unit: Position new lock, tighten mounting bolts to manufacturer torque where available, reconnect linkage and electrical connector.
- Test Operation: Before refitting trim, verify locking/unlocking with remote, interior switch and manual operation. Check central locking cycle and tailgate alignment.
Installation Recommendations
- Always Disconnect Battery Before Work: To avoid short circuits and protect vehicle electronics, disconnect the negative battery terminal before removing the tailgate trim or electrical connectors.
- Follow Manufacturer Procedures: Use correct trim removal tools to avoid breaking clips and observe recommended torque settings for mounting bolts.
- Protect Electrical Connectors: Check connector pins for corrosion and apply dielectric grease if appropriate to improve long-term reliability.
- Alignment And Adjustment: Ensure striker alignment to prevent premature wear or difficulty latching; adjust striker position if necessary.
- Lubrication: Lightly lubricate moving latch surfaces with suitable grease to reduce noise and wear.
Why This Part Fails Most Often
- Actuator Wear: The small electric motor or gearbox inside the lock can wear over time, leading to intermittent or complete failure to open/close.
- Corrosion And Water Ingress: Moisture penetration causes corrosion of mechanical components or electrical contacts, particularly on vehicles exposed to salt and wet conditions.
- Mechanical Damage: Impacts to the tailgate, forced openings or misaligned strikers can bend or break latch components.
- Wiring And Connector Issues: Broken wires, poor grounding or corroded connector pins may interrupt power or signal to the actuator.
Notes For Professional Use
Often Searched By Part Number: Many technicians and DIY customers look up this component using part numbers 9653208080 or 871983—include these numbers in your search to find the correct replacement. When replacing the lock, verify mechanical fit and connector type against the removed unit.
