Product Overview

Replacement electric central locking actuator designed for the right rear door (door behind the passenger) of Citroën C4 II. This actuator restores reliable central locking function, allowing remote and interior locking/unlocking of the rear right door. Ideal for professional workshops and DIY mechanics searching by OE numbers 9685352080 or 9138AH.

Key Features

• Direct Fit For Citroën C4 II Right Rear Door
• Electric Actuator For Central Locking System
• OE Reference Numbers Included For Easy Search: 9685352080, 9138AH
• Designed To Replace Worn Or Faulty Door Lock Mechanisms And Recover Full Lock/Unlock Function

Compatibility And Fitment

Intended For Citroën C4 II (Second Generation) – Right Rear Door (Behind Passenger). Always verify the OE number 9685352080 or 9138AH against the part you remove to ensure correct fitment. This actuator is typically used in vehicles with factory central locking systems.

Installation Recommendations

Basic replacement steps for experienced mechanics or competent DIYers:

1. Disconnect The Battery Before Starting To Avoid Short Circuits And To Protect Vehicle Electronics.
2. Remove The Interior Door Trim Carefully To Access The Locking Mechanism (Retain Clips And Screws).
3. Peel Back The Moisture Barrier And Disconnect The Wiring Harness From The Old Actuator.
4. Remove Fixing Bolts/Screws And Detach The Faulty Actuator From The Door Lock Assembly.
5. Install The New Actuator, Reattach Linkages, Reconnect The Wiring Harness And Test Lock/Unlock Function Before Reassembling The Door Trim.
6. Reinstall The Moisture Barrier And Door Trim, Reconnect The Battery And Perform Final Functional Check.

Use Appropriate Trim Tools To Avoid Damaging Panels. If Door Electronics Require Initialization, Follow Manufacturer Procedures.

Why This Part Fails

• Mechanical Wear: Plastic Gears And Linkages Inside The Actuator Can Wear Or Break Over Time.
• Water Ingress: Moisture Or Corrosion From Failed Moisture Barriers Leads To Motor Or Contact Failure.
• Electrical Issues: Corroded Connectors Or Frayed Wiring Can Interrupt Power To The Actuator.
• Frequent Use And Strain: High Mileage Vehicles With Repeated Locking/Unlocking Experience Accelerated Wear.

Maintenance Tips

• Keep The Door Moisture Barrier Intact To Prevent Water Reaching The Actuator.
• Check And Clean Electrical Connectors If Locking Behaviour Is Intermittent.
• Lubricate Linkages With Suitable Grease During Service To Reduce Mechanical Wear.

Technical Information

• Manufacturer: Citroën / Stellantis
• Model: Citroën C4 II (Right Rear Door)
• Product Codes: 9685352080, 9138AH
• Additional Numbers: 9138AH, 9685352080

Additional Advice

When replacing the actuator, inspect the door locking mechanism, linkages and wiring for secondary damage to avoid repeated failures. After installation, test central locking from all control points (remote, driver door switch, passenger switch) to confirm correct operation.

Who Should Install

Suitable For Experienced DIY Mechanics And Professional Workshops. If You Are Uncomfortable Removing Door Panels Or Working With Vehicle Electronics, Seek Professional Assistance.

Overview

High-quality lock set intended for Citroën C4 II (B7) models. The kit includes the driver door lock mechanism and the ignition barrel together with two keys. This assembly is commonly used by professional mechanics and DIY enthusiasts when replacing worn or damaged locks and ignition barrels. Common search terms include the part numbers 9673578480 and 4162PT, making this listing easy to find for technicians searching by code.

Technical Information

• Manufacturer: Citroën / Stellantis
• Model: Citroën C4 II (B7)
• Product Codes: 9673578480, 4162PT
• Additional Numbers: 4162PT, 9673578480

Included Components

• Driver Door Lock Mechanism
• Ignition Barrel (Ignition Switch Housing)
• 2 × Keys (blanks supplied; cutting and/or transponder cloning/programming may be required)

Compatibility

Designed for Citroën C4 II (B7) vehicles. Always verify the part numbers (9673578480 / 4162PT) against the vehicle’s existing components to confirm fitment.

Installation

Replacement of the driver door lock and ignition barrel typically follows these steps: remove interior door trim to access the lock mechanism; disconnect mechanical linkages and any actuators; unbolt and extract the old lock assembly; remove the steering column covers to access the ignition barrel if replacing the ignition unit; install the new lock and barrel, reconnect linkages and electrical connectors, and test mechanical function before reassembling trims. Keys supplied will usually require cutting, and if they contain a transponder chip, programming or cloning is necessary for engine immobilizer recognition.

Installation Recommendations

• Disconnect the battery before starting work to avoid short circuits and protect vehicle electronics.
• Use appropriate trim tools to prevent damaging interior panels.
• If keys require transponder programming, use a professional locksmith or workshop with PSA-compatible diagnostic equipment.
• After installation, verify smooth operation of door locking, central locking (if applicable), and ignition start sequence.

Most Common Failure Reasons

Door locks and ignition barrels commonly fail due to mechanical wear of tumblers and linkages, corrosion from moisture, accumulation of dirt and debris, broken or worn keys, and electrical faults in actuator or ignition switch contacts. Forced entry attempts or vandalism can also damage lock components.

Notes For Professionals and DIYers

Part numbers 9673578480 and 4162PT are frequently used in searches, so quoting these codes helps locate the correct replacement quickly. This kit is suitable for garages and experienced DIY mechanics familiar with door trim removal and ignition barrel replacement. Keys supplied may require cutting and potential transponder cloning/programming to match the vehicle immobilizer.

Restore reliable operation of the fuel filler lock with this direct-fit actuator supplied under OEM references 9651690280 and 661535. Designed for technicians and competent DIYers, the unit replaces a faulty fuel door locking mechanism to eliminate symptoms such as a stuck fuel flap, intermittent locking, or clicking without movement. The actuator is a common replacement part on Citroën and Peugeot models and is particularly associated with Citroën C4 II applications.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Citroën C4 II (common fitment; may fit compatible Peugeot models sharing the same OEM reference)
• Product Codes: 9651690280
• Other Numbers: 661535

Function And Typical Symptoms

The actuator operates the latch that locks and releases the fuel filler flap. When it fails, common symptoms include a fuel door that will not open or lock, noise (clicking) from the actuator area when operating the central locking or fuel flap release, and occasional warning messages related to the fuel flap on some vehicles. Replacing the actuator restores mechanical movement and electrical control of the fuel door.

Common Causes Of Failure

Failure is most often caused by moisture ingress and corrosion, mechanical wear of plastic gears or linkages, debris/jamming inside the latch, or electrical motor burnout after long service life. Freeze-related jamming or impact damage to the fuel flap assembly can also accelerate wear. In everyday use, these parts typically last many years but are exposed to road dirt and weather, which shortens their service life.

Installation Recommendations

Recommended For: Experienced Automechanics And Skilled DIYers.

• Preparation: Switch Off Ignition. If possible, disconnect the negative battery terminal to reduce the risk of short circuits while working on an electrical component.
• Access: Remove the appropriate trim or access panel inside the boot or wheel-arch area to reach the fuel flap actuator. Use plastic trim tools to avoid damage to clips and panels.
• Removal: Unplug the electrical connector, release any retaining clips or fasteners, and remove the actuator from its mounting. Inspect linkages and the latch for damage or corrosion.
• Fitment: Install the new actuator in the same position, secure fasteners without over-tightening, reconnect the electrical connector and verify that the connector is seated and free of corrosion.
• Testing: Before reassembling trim, test the fuel door operation using the central locking and the in-cabin fuel flap release. Cycle several times to confirm smooth movement and reliable locking.
• Finishing: Reassemble all trims and panels. Apply a light dielectric grease to moving linkages if appropriate to protect against moisture and reduce noise.

Why The Part Should Be Replaced

Continuing to operate a worn actuator can lead to a permanently stuck fuel flap or intermittent locking failures that complicate refuelling. Replacing a failing actuator is a cost-effective repair that restores normal function and prevents secondary damage to the surrounding latch mechanism.

Search By Product Number: Use References 9651690280 Or 661535 When Looking For This Part To Ensure You Select The Correct Unit.

Product Overview

This lock set is designed for Citroën C4 II (B7) platforms and provides a direct replacement for the driver’s door locking mechanism and the ignition switch barrel. The kit includes two keys and is ideal for professional workshops and skilled DIY mechanics who need a reliable, OEM-fit solution for worn or damaged locks. Part numbers 9801984780 and 4162PT are commonly used when searching for compatibility and spare parts.

Features And Function

The assembly restores mechanical locking and ignition functions: the driver’s door lock secures the door latch and integrates with the central locking system, while the ignition switch barrel houses the mechanical key and the electrical ignition switch contact. When correctly installed, the set allows normal door locking/unlocking and engine start operations using the supplied keys.

Technical Information

Manufacturer: Stellantis (Citroën)
Model: Citroën C4 II (B7)
Product Codes: 9801984780, 4162PT
Additional Numbers: 4162PT, 9801984780

What Is Included

1 x Driver’s Door Lock Assembly
1 x Ignition Switch Barrel / Ignition Lock
2 x Key

Replacement Procedure (General Guide)

Disconnect the vehicle battery before beginning work to avoid short circuits and to protect onboard electronics. For the door lock: remove the inner door trim and any vapor barriers, detach the linkages and electrical connectors, unbolt the lock assembly and replace with the new unit, then reconnect linkages and test mechanical and central locking functions. For the ignition barrel: remove steering column covers, release locking screws or retaining clips, withdraw the old barrel and fit the new one, reassemble steering column trim and verify key operation. Always follow the vehicle manufacturer’s detailed repair manual and torque specifications.

Installation Recommendations

Perform Installation In A Dry, Clean Workspace. Use The Correct Tools To Avoid Damaging Fasteners Or Trim. Always Disconnect The Battery Before Removal And Reconnection. After Installing The Mechanical Parts, Verify Central Locking And Ignition Operation. If Keys Contain A Transponder, Immobilizer Programming Or Key Adaptation May Be Required Using Manufacturer Diagnostic Tools.

Why This Part Fails Most Often

Common failure modes include wear of internal tumblers and wafers due to prolonged use, key damage or deformation, corrosion from moisture ingress, forced entry or vandalism, and mechanical breakage of linkages inside the lock assembly. In ignition barrels, repeated use with a worn key or debris accumulation can cause binding or failure to turn.

Notes For Professionals And DIY Mechanics

Searches For This Part Are Frequently Performed Using Product Codes 9801984780 And 4162PT—include those codes in catalogs and ordering systems to speed identification. When Replacing Locks On Vehicles With Immobilizer Systems, Be Prepared That Keys May Require Programming Or Adaptation To The Vehicle’s Security System; Use Appropriate PSA Diagnostic Equipment For Key Registration If Needed.

This inner right door handle cover is crafted for Citroën C4 (both front and rear doors) and DS4 (front doors). Presented in the original black Mistral color (HZD – Black Mistral), it ensures an exact match to your vehicle’s interior aesthetics.

Ideal for professional mechanics and DIY car enthusiasts, this replacement part helps maintain the vehicle’s original look and functionality. Its robust construction guarantees long-lasting performance, providing an efficient and visually pleasing solution for door handle maintenance.

Technical Information

• Manufacturer: Citroën
• Model Compatibility: Citroën C4 (front and rear doors), DS4 (front doors)
• Product Codes: 9671797577, 9671949077, 9119JX
• Additional Details: Color HZD – Black Mistral

Installation and Usage

The installation process of this inner door handle cover is straightforward and can be performed without specialized tools, saving time and costs during repairs or replacements. Regular wear or damage to the original door handle cover can affect ease of door operation and the interior’s visual appeal, making timely replacement essential.

By choosing this original-quality part, you ensure seamless compatibility and maintain the high standards expected in Citroën and Peugeot vehicles. Whether you are repairing a personal vehicle or servicing client cars, this door handle cover will restore functionality and help keep the interior looking factory-fresh.

Durability and Function

The door handle cover protects the internal mechanism of the handle from dust, debris, and wear, contributing to smooth operation over time. Typically, these covers can become worn due to frequent use, exposure to environmental elements, or accidental impact. Replacing the cover can prevent further damage to the internal components, extending the lifespan of the door handle assembly.

Trust in a product that combines aesthetic originality with practical reliability to enhance your Citroën C4 or DS4 vehicle’s door system.

Are you searching for a reliable replacement part for your Citroën C4 or DS4? This genuine inner door handle cover is an excellent choice for mechanics and car enthusiasts performing repairs or upgrades. It matches the original PSA equipment perfectly, ensuring seamless integration and a professional finish.

The handle cover protects the internal door mechanism from wear and tear caused by regular use, maintaining the vehicle’s value and functionality. The durable black Mistral color adds a sleek and modern look to the interior while resisting fading and damage over time.

Technical Information

• Manufacturer: Citroën/Peugeot (PSA)
• Model: Citroën C4 II, DS4
• Product Codes: 9671797677, 9671949177, 9119JZ
• Additional Codes: Black Mistral – HZD

Thanks to precise manufacturing and original PSA quality standards, this part guarantees long-lasting performance and fit. Whether you are a professional mechanic or a DIY car owner, this handle cover is a dependable replacement ensuring your vehicle stays in excellent condition.

Maintain your Citroën C4 or DS4’s interior appearance and functionality by using approved spare parts. Investing in high-quality replacement components ensures optimal vehicle preservation and reliable operation. Order today to benefit from authentic parts designed for your model.

This genuine replacement electric door lock is designed for the right front (passenger) door of Citroën C4 (II) and DS4 models. Ideal for professional workshops and experienced DIY mechanics, the unit restores reliable central locking operation, removes intermittent locking faults and eliminates mechanical jamming caused by worn internal components. Commonly searched under part numbers 9685351480 and 9136GR, this actuator fits vehicles from the relevant model ranges and replaces the OEM door locking mechanism directly.

Features And Benefits

– Direct Fit Replacement: Matches original mounting points and electrical connector for straightforward installation.
– Restores Central Locking Function: Replaces worn gears, motor or latch mechanism that prevent reliable locking/unlocking by remote or door switch.
– Durable Construction: Plastic and metal components designed to operate in door environment with integrated latch and rod connections.
– Suitable For Workshops And DIY: Clear fitment to known Citroën/DS4 models makes it easy to identify via OE numbers 9685351480 / 9136GR.

Installation Recommendations

Before starting, disconnect the vehicle battery to avoid short circuits and accidental airbag deployment. Typical replacement procedure:

• Remove inner door trim and vapor/water barrier carefully to access the lock assembly.
• Disconnect electrical connector to the actuator and detach locking rods/linkages from the mechanism.
• Unbolt the lock unit from the door shell and remove it together with any retained clips or screws.
• Compare new unit with old one for identical link positions and connector type, then fit the replacement, reconnect rods and electrical connector.
• Before reassembling the door trim, test locking/unlocking with key fob and interior switch, cycle the latch several times and check for smooth operation.
• Reinstall vapor barrier and trim, ensure wiring is routed without pinching and fasteners are secured to manufacturer torque where specified.

When replacing, inspect door seals, drain holes and the latch striker for rust or deformation. Apply light dielectric grease to link pivot points to prolong life. If the vehicle shows electrical faults or multiple door actuators fail simultaneously, check fuses and central locking control module wiring before replacing individual locks.

Why This Part Most Often Fails

Door lock actuators commonly fail due to wear of the small plastic gears and internal motor, water ingress that corrodes contacts or gears, and mechanical overload from misaligned door strikers or damaged linkages. Vehicles frequently exposed to moisture, road salt or heavy use (many cycles per day) are more prone to early failures. Accumulated dirt and lack of lubrication can also cause the latch to stick and increase load on the actuator motor.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Citroën C4 II, DS4
• Product Codes: 9685351480, 9136GR
• Other Numbers: 9136GR | 9685351480

Additional Notes For Mechanics

This part is typically ordered by OE number, so quoting 9685351480 or 9136GR helps technicians and parts departments find the correct item quickly. Always verify physical match (connector type, rod attachments and mounting holes) before installation. After fitting, confirm that the central locking system recognises the actuator and that all door functions operate smoothly.

Recommendation

Replace damaged or noisy door locks promptly to avoid lock-in or lock-out situations and to prevent further damage to central locking wiring and control modules. For workshop installations, include a quick inspection of the adjacent window mechanism and door wiring harness to ensure no additional wear contributors remain.

Premium replacement electric door lock for the left rear (driver’s side) door of the Citroën C4 II. This unit (Part Numbers 9685351980, 9137W1) operates the central locking and latch release, providing reliable locking, unlocking and secure door latching. Ideal for professional workshops and DIY mechanics who need a direct-fit solution that restores correct central locking function and door security.

Technical Information

• Manufacturer: Stellantis (Citroën/Peugeot OEM)
• Model: Citroën C4 II (Second Generation) – Left Rear Door / Driver Side
• Product Codes: 9685351980, 9137W1
• Other Numbers: Catalog Reference 9137W1 | 9685351980

Features And Function

• Electric Central Locking Actuator Integrated With Mechanical Latch.
• Controls Locking/Unlocking Commands From Remote And Door Switches.
• Provides Mechanical Latch Engagement For Secure Door Closure.
• Designed For OEM Fitment And Direct Replacement Without Major Modifications.

Compatibility And Fitment

Intended For Citroën C4 II (Second Generation) left rear door — the door located behind the driver on left-hand drive vehicles. Check Part Numbers 9685351980 and 9137W1 when matching with vehicle parts catalogs to confirm fitment for your specific model year and trim.

How To Replace

• Prepare: Park On A Level Surface, Engage Handbrake And Disconnect The Negative Battery Terminal To Avoid Short Circuits.
• Remove Interior Door Trim Carefully: Pry Off Trim Clips, Remove Screws And Lift Panel Away To Access Lock Assembly.
• Detach Moisture Barrier And Locate Lock Unit: Peel Back The Vapor Barrier To Reach The Locking Mechanism.
• Disconnect Electrical Connector And Linkages: Unclip Rods And Release Fasteners Securing The Lock Assembly.
• Remove Lock Assembly: Unscrew Mounting Bolts And Extract The Unit From The Door Shell.
• Fit New Unit: Transfer Any Required Clips Or Rods, Position The New Lock, Tighten Fasteners And Reconnect Electrical Connector.
• Adjust And Test: Check Manual Operation, Central Locking Commands And Door Latch Engagement Before Reassembling The Door Trim.
• Reassemble Door Panel And Reconnect Battery.

Installation Recommendation

Use Appropriate Trim Tools To Avoid Damaging Clips And Interior Panels. Replace Broken Plastic Clips And Ensure Rods Are Correctly Seated In Their Retainers. Lightly Lubricate Latch Points With A Suitable Spray Lubricant. If Electrical Faults Persist After Replacement, Inspect Wiring Harness And Central Locking Fuse/Relays. For Best Results, Perform Final Tests With All Doors Closed And Operate Central Locking Via Remote And Door Switches.

Common Failure Causes

• Plastic Gear Wear Or Actuator Motor Fatigue From Frequent Use.
• Water Ingress And Corrosion Causing Electrical Or Mechanical Malfunction.
• Broken Or Disconnected Rods And Clips Resulting From Door Panel Removal Or Impact.
• Physical Damage After Collisions Or Strong Impacts To The Door.
• Reduced Performance Due To Dirt, Debris Or Lack Of Lubrication In The Latch Mechanism.

Replacing The Lock With A Correct OEM-Referenced Unit (9685351980 / 9137W1) Typically Restores Reliable Central Locking Operation. Verify Mechanical Linkage And Seal Integrity To Reduce Risk Of Recurring Failures.

Product Overview

This electric central locking lock is designed for the left front (driver’s) door on Citroën C4 II and DS4 models. It restores reliable central locking operation when the original door lock mechanism becomes faulty. Frequently searched under part numbers 9685351380 and 9135HQ, this unit is suitable for professional garages and DIY mechanics who perform door repairs and central locking diagnostics.

Function and Symptoms

The lock assembly houses the actuator motor and mechanical linkages that convert electrical signals from the central locking system into the physical motion that locks and unlocks the door. Typical failure symptoms include:

• No response from the left front door to central locking commands.
• Intermittent locking/unlocking or delayed operation.
• Grinding or clicking noises inside the door when operating locks.
• Manual lock still works but electrical locking fails.

Replacement Procedure

Basic steps to replace the left front door lock assembly (general guidance):

• Disconnect the vehicle battery before starting to prevent short circuits and protect electronics.
• Remove the door trim panel and the protective vapor/water barrier to access the lock mechanism.
• Disconnect the electrical connector from the lock actuator and detach any locking rods or clips linked to the handle and latch.
• Unscrew and remove the lock unit from the door shell, then fit the new unit in the reverse order.
• Before refitting the trim, test the central locking operation to ensure correct installation and rod linkage alignment.

Installation Recommendations

• Follow manufacturer procedures and keep fasteners and clips in their correct positions to avoid rattles or misalignment.
• Check and, if necessary, clean and protect the electrical connector contacts to prevent future corrosion-related faults.
• Replace any brittle or damaged linkage clips and ensure door moisture seals are intact to reduce water ingress to the mechanism.
• If unsure about the repair, have the installation performed by an experienced technician to guarantee correct adjustment of linkages and calibration of the locking system.

Why The Part Most Commonly Fails

Door lock actuators fail mainly due to mechanical wear and environmental exposure. Common causes include worn or broken plastic gears inside the actuator, motor burnout from extended use, corrosion of electrical connectors, and water ingress from damaged door seals. Frequent short trips, heavy use of central locking, or exposure to moisture accelerate wear and lead to intermittent or complete failure.

Technical Information

• Manufacturer: Stellantis / Citroën
• Model: Citroën C4 II, DS4 (Left Front Door, Driver’s Door, 5-door variants)
• Product Codes: 9685351380, 9135HQ
• Other Numbers: 9135HQ, 9685351380

Notes For Mechanics and DIYers

Search for the unit using the OE part numbers to find matching replacements quickly. Verify door type (left front / driver side) and body version (5-door) before ordering. After installation, confirm smooth operation of both remote and manual locking functions, and recheck linkage alignment to avoid door not latching properly.

Replace the lock assembly to restore dependable central locking and eliminate the inconvenience and security risk of a faulty driver door lock.