Description
Electric lock of the central locking of the left rear door for CITROEN C4 – 5 door cars
Original Citroën C4 (5D) rear left door lock – OEM electric central locking actuator. Used, tested, fully functional. An ideal replacement for malfunctions such as non-unlocking/locking of the rear door or an error in the lock position sensor.
Key benefits
– PSA original – long life and exact compatibility
– Plug & play replacement for the original part according to the number
– Reliable rear left door central locking function
Part Numbers (OE/Ref)
– 9681336980 (production/ref. number)
– 9137Q2 (Current OE)
– replaces: 9137E0, 9137K5
Note: on the old lock, verify that at least one of the listed numbers matches.
Designed for
– Citroën C4 I (5d hatchback), approx. 2004–2010
– Location: left rear door = rear door on the driver’s side (on left-hand drive cars)
Technical information
– Electric lock/central locking actuator with position sensor
– 12 V power supply, multi-pin PSA connector
– Mechanism for cooperation with the child lock (mechanical lock in the door)
– Installation in the original mounts, without modifications to the bodywork
Condition and packaging
– Used original part, visually inspected and functionally tested before disassembly
– Supplied as lock/actuator without external handle, without pull rods and without mounting hardware (use your original)
Assembly tip
– Before assembly, disconnect the battery, remove the door panel, disconnect the lock connector and the pull rod. Replace piece by piece and perform a test locking/unlocking both remotely and with a button in the cabin.
– If your car reports a door error, delete any stored errors in the comfort unit after the replacement.
How to check compatibility
– Compare the part number on your original lock with the codes listed (9681336980, 9137Q2, 9137E0, 9137K5).
– Check location: left rear door on 5d body Citroën C4.
Typical manifestations of the defect solved by this work
– The rear left door will not unlock/lock with the central unit
– The car reports an open door even when it is closed (defective sensor in the lock)
– Random operation of the central office on the given door
Search Terms (SEO)
rear door lock C4, left rear door lock Citroen C4, central locking actuator C4, 9681336980, 9137Q2, 9137E0, 9137K5, door lock Citroën C4 5d, PSA door lock rear left.








