Rear Wiper Motor Citroën C3 II A51 9683382380 6405QJ

Description

Rear wiper motor for Citroën C3 II (A51).

High-quality rear wiper motor designed for the Citroën C3 II (A51). This replacement part restores reliable wiping of the rear window and helps maintain clear rear visibility in rain, snow, and road spray. Identified frequently by part numbers 9683382380 and 6405QJ, the unit is compatible with the original mounting and electrical connector found on C3 II tailgates. The compact electric motor and internal gearbox convert electrical input into the oscillating motion required to park and sweep the rear wiper blade accurately.

Technical Information

Manufacturer: Stellantis / Citroën

Model: Citroën C3 II (A51)

Product Codes: 9683382380, 6405QJ

Additional Numbers: Catalog references associated with Stellantis for rear wiper motor fitment

Compatibility

Direct fit for Citroën C3 II models using the A51 tailgate configuration. Always verify the part numbers listed match the numbers stamped on the original motor assembly before ordering or fitting.

How To Replace

Suitable for professional workshops and experienced DIY mechanics. Typical replacement steps:

1. Disconnect the vehicle battery before starting work to avoid short circuits.
2. Remove the rear wiper arm: release the protective cap, remove the retaining nut, and carefully pull the arm from the splined shaft.
3. Open the tailgate trim and remove any clips or screws securing the inner panel to access the motor and linkage.
4. Disconnect the electrical connector and unbolt the motor from its mounting points.
5. Withdraw the motor assembly with linkage, replace with the new unit, and secure all fasteners to the manufacturer’s recommended fitment procedure.
6. Refit the trim, reinstall the wiper arm in the park position, reconnect the battery, and test the wiper’s full sweep and park position before finishing.

Installation Recommendations

• Always Disconnect The Battery Before Removal To Prevent Short Circuits.
• Check The Wiper Arm Splines And Replace If Worn To Avoid Play Or Incorrect Park Position.
• Inspect Seals And Grommets Around The Motor To Prevent Water Ingress; Replace Damaged Seals.
• Apply A Small Amount Of Suitable Grease To Mechanical Linkage Points During Reassembly.
• Test The Motor’s Operation And Park Position Before Refitting Interior Trim Panels.

Why The Part Most Commonly Fails

Rear wiper motors typically fail due to water ingress and corrosion in the gearbox or electrical connector, worn brushes or commutator inside the motor, mechanical overload from frozen or obstructed wiper blades, and general wear after many years of intermittent use. Symptoms include slowed or erratic movement, failure to reach park position, or complete loss of function.

Notes For Professionals And DIY Mechanics

This motor is intended as a direct replacement for the referenced Citroën C3 II tailgate application. When replacing the unit, ensure correct alignment of the wiper arm park position and confirm electrical integrity of connector and wiring. For best results, use proper tools and follow manufacturer guidance for safe removal and refitting.