Description
Electric central locking latch for the right rear door of CITROËN C5 I and II. Citroën C5 03/2001–09/2004 and Citroën C5 10/2004–01/2008. Used part with functional guarantee.
This electric door lock (door lock actuator / latch) is suitable as a direct replacement for the right rear door of Citroën C5 first and second generation. Designed for professional workshops and DIY mechanics, the unit restores central locking function, secures the door and interfaces with the vehicle wiring and central locking system. The description and part number (9138A2) make it easy to find in search engines and parts catalogs.
Technical Information
- Manufacturer: Citroën (Stellantis)
- Model: Citroën C5 I (03/2001–09/2004) and Citroën C5 II (10/2004–01/2008)
- Product Codes: 9138A2
- Additional Numbers: NFP
Function and Symptoms
The latch controls mechanical locking and releases the door when the central locking is activated. Typical symptoms of a failing unit include: the right rear door not locking or unlocking with the central locking, intermittent operation, noisy or grinding sounds from inside the door, or inability to open the door from inside/outside. These symptoms often indicate worn internal gears, seized mechanisms or electrical failure of the actuator motor.
Installation Recommendations
Recommended for qualified technicians or experienced DIYers. Typical replacement steps:
- Disconnect the vehicle battery to avoid short circuits and inadvertent locking events.
- Remove the inner door trim and moisture barrier carefully to access the latch assembly.
- Disconnect the electrical connector and unlink the door lock rods/rods clips from the latch.
- Remove mounting bolts, extract the old latch and install the replacement unit in reverse order.
- Check correct operation of the central locking, inside/outside handles and electric release before refitting the door trim.
Use appropriate trim tools to avoid damage to clips and upholstery. If plastic clips or vapor barriers are brittle, replace them during reassembly to maintain door sealing.
Most Common Failure Causes
- Mechanical Wear: Plastic gears and levers inside the latch can wear or break over time, leading to mechanical failure.
- Water Ingress and Corrosion: Moisture entering the door can corrode linkage, connectors or the actuator motor.
- Electrical Issues: Connector corrosion, broken wires or a failed actuator motor will prevent reliable operation.
- Impact Damage: Door collisions or forced openings can deform latch components and change alignment.
Part number searches (9138A2) and the vehicle model/year information improve compatibility checks; this latch restores secure locking and reliable central locking operation for affected Citroën C5 right rear doors.
