This ignition barrel assembly includes the integrated lock for the fuel filler cap and is designed for Citroën Xsara Picasso. Ideal for professional workshops and experienced DIY enthusiasts, the unit replaces worn or damaged ignition barrels that no longer operate the steering lock, ignition positions or the fuel flap release reliably. Many customers search by OE codes, so check the product codes in the Technical Information section to confirm fitment.

Key Benefits

– Direct fit for Citroën Xsara Picasso when matching the listed product codes.
– Restores reliable mechanical operation of ignition, steering lock and fuel flap locking.
– Robust construction to withstand everyday use and exposure to the vehicle environment.
– Saves time for workshops: part-number searchable for fast identification.

Technical Information

• Manufacturer: Stellantis
• Model: Citroën Xsara Picasso
• Product Codes: 4162HK, 4162FF, 4162CK
• Additional Numbers: 4162CK, 4162FF, 4162HK

Installation Recommendations

Recommended for experienced mechanics or competent DIYers. Typical replacement steps:

• Disconnect the vehicle battery before starting to avoid short circuits and to protect vehicle electronics.
• Remove steering column trim panels to access the ignition barrel—keep screws and clips organised for reassembly.
• Release any retaining screws or clips securing the barrel and carefully withdraw the old unit from the housing.
• Install the new barrel in the correct position, ensuring the key turns smoothly through all positions (lock, accessory, run, start).
• Verify the fuel flap lock mechanism operates correctly when the barrel is turned to the unlock position.
• Reassemble the steering column covers, reconnect the battery and perform a final functional test of locking, ignition and fuel flap release.

Always follow the vehicle manufacturer’s instructions and use appropriate tools. If the key set includes immobiliser electronics or unusual key types, additional key programming steps may be required according to the vehicle’s service procedures.

Why This Part Fails Most Often

Ignition barrels and integrated fuel flap locks typically fail due to wear of internal tumblers and mechanical components from prolonged use, intrusion of dirt or moisture leading to corrosion, or damage from forced entry or broken keys. Symptoms include stiffness when turning the key, intermittent ignition contact, difficulty removing or inserting the key, or failure of the fuel flap to unlock.

Notes For Buyers

Check the product codes listed in the Technical Information section before ordering. The part is commonly searched and identified by OE codes 4162HK, 4162FF and 4162CK. Suitable for mechanics and competent DIY installers who can perform mechanical replacement and basic verification.

Whether you are a professional auto mechanic or an enthusiastic DIY car repairer, this lock set allows you to perform quick and efficient repairs without the hassle of searching for individual components. Using aftermarket replacement parts can provide a cost-effective solution without compromising quality.

Technical Information

Manufacturer: Citroën
Model: Xsara Picasso
Product Codes: 4162HK, 4162FF, 4162CK
Additional Numbers: NFP

By purchasing this set, you receive a complete lock assembly that is easy to install thanks to precise compatibility with the Xsara Picasso model. The set has been carefully removed and inspected to meet all expectations regarding functionality and appearance.

In conclusion, if you are looking for reliable and quality replacement parts for your Citroën Xsara Picasso, this lock set with two keys is an ideal choice to ensure your vehicle remains secure and operational. Remember, proper maintenance and the right parts are key to long-term satisfaction with your car.

This lock set is designed for the Citroën Xsara Picasso, including essential components such as the driver and passenger door locks, the fuel flap lock, and the ignition lock cylinder. The set comes complete with two keys, ensuring convenient replacement for your vehicle’s central locking system.

Both door locks in this set are non-functional (fixed), which may require adjustment or servicing during installation to restore full mobility. The ignition lock and fuel flap lock are fully operational, providing reliable security and ease of use for everyday driving needs.

Lock components like these are critical for vehicle security and proper operation, as damaged or worn locks can cause difficulties locking or unlocking doors or starting the engine. Regular inspection and timely replacement help maintain security standards and avoid unexpected lock failures.

Technical Information

• Manufacturer: PSA Group (Peugeot Citroën)
• Model: Citroën Xsara Picasso
• Product Codes: 4162W5, 4162S0
• Additional Numbers: Relevant to PSA Citroën and Peugeot vehicles compatibility

Installation Tips

Replacing the lock set typically requires removing interior door panels carefully to access door locks. The ignition lock swap involves disconnecting the steering column covers and detaching the steering lock unit. Fuel flap lock replacement requires access to the fuel filler area. Ensure proper alignment and lubrication to maintain smooth lock function.

Common Issues and Maintenance

Locks often fail due to wear, corrosion, or internal mechanism jamming. Non-moving door locks in this set may be loosened by careful manual adjustment or lubrication. Regular use and exposure to weather conditions impact lock longevity. Using quality replacement parts like this ensures durability and maintains vehicle security.

The locks play a vital role in vehicle security, preventing unauthorized access to the cabin and fuel tank. Over time, these components can wear out or become damaged due to frequent use, environmental exposure, or mechanical faults, making replacement necessary to maintain the safety and proper functioning of your vehicle.

Installing this lock set involves removing the interior door panels to access the lock mechanisms and ignition barrel. It is recommended for experienced mechanics or skilled DIY enthusiasts, as correct reassembly ensures smooth lock operation and reliable vehicle security.

Technical Information

• Manufacturer: PSA (Peugeot Société Anonyme)
• Model: Citroën Xsara, Xsara Picasso
• Product Codes: 4162Y9, 4162Z4
• Additional Numbers: NFP (No Further Production)

This lock set is an essential replacement part for restoring secure access to your Citroën vehicle. The product matches original equipment specifications, ensuring compatibility and durability. It is commonly sought after under the part numbers 4162Y9 and 4162Z4, making it easy to identify and order.

High-quality replacement lock set designed for professional mechanics and competent DIYers who maintain Citroën vehicles. This one-key solution simplifies key handling and speeds up workshop operations when door locks or the ignition barrel show signs of wear. Customers frequently search by product codes 4162HK and 4162CJ, so this listing is optimized for easy findability and clear fitment information.

Technical Information

• Manufacturer: Stellantis (Citroën)
• Model: Citroën Xsara Picasso
• Product Codes: 4162HK, 4162CJ, 4162.CJ, 4162.HK, 4162FF
• Additional Numbers: (N68), NFP

Compatibility and Notes

Intended for Citroën Xsara Picasso models that use the lock designs referenced by the product codes above. This set contains left and right front door locks, the fuel filler cap lock and the ignition barrel supplied with a single matching key. Verify visually that lock shapes and mounting points match your vehicle before installation.

Installation Recommendations

• Disconnect the negative battery terminal before starting work, especially when replacing the ignition barrel, to avoid electrical faults and to follow safe workshop practice.
• Use plastic trim tools to remove door cards to prevent damage to clips and trim.
• Lubricate lock mechanisms with graphite or a dry lock lubricant. Avoid petroleum-based oils that attract dirt and cause sticking.
• If the ignition key contains a transponder chip, transfer the transponder to the new key or have the key programmed by a qualified locksmith or dealer. Mechanical keys without transponders are plug-and-play.
• After installation, check mechanical operation of all locks and verify central locking and ignition function before road use.

Replacement Procedure (Overview)

1. Prepare tools: trim tools, Torx/Phillips drivers, socket set and pliers.
2. Disconnect the negative battery terminal.
3. Remove the interior door trim to access the lock assembly and actuator.
4. Disconnect electrical connectors for central locking/actuator where applicable and detach linkage rods.
5. Unscrew and remove the old lock unit. Fit the new lock in the correct orientation and secure fasteners.
6. Install the ignition barrel by removing the steering column covers, extracting the old barrel and inserting the new unit; reassemble covers.
7. Reconnect linkages and electrical connectors, refit door cards and reconnect the battery.
8. Test all functions: manual door operation, central locking, fuel flap lock and ignition start.

Why This Part Most Often Fails

• Mechanical Wear: Tumblers, levers and latch components wear over time from repeated use, leading to jamming or loose operation.
• Corrosion and Moisture Ingress: Water or salt exposure causes corrosion, especially on door and fuel cap locks, resulting in stiffness or seizure.
• Damaged Key: Bent or worn key blades damage tumblers and can break inside the lock.
• Central Locking Actuator Issues: Electrical actuator failures may be interpreted as lock failure when the mechanical lock is intact.
• Contamination: Dirt and debris accumulate in the lock mechanism, increasing wear and causing sticking.

Practical Tips

• When replacing multiple locks, use the supplied one-key set to avoid carrying several keys for the same vehicle.
• Always inspect linkages and actuator condition while the door card is removed; replacing worn rods or clips prevents premature rework.
• Keep a spare key blade and transfer any transponder if required to reduce downtime.

This Lock Set with 1 Key is designed specifically for Citroën Xsara Picasso vehicles. It includes the fuel tank cap lock and the ignition switch lock, delivered with one key to operate both components. This combination ensures enhanced vehicle security and uniform key usage, which is convenient for both professional mechanics and car enthusiasts performing their own repairs.

Application and Compatibility

This lock set is compatible with Citroën Xsara Picasso models requiring product codes 4162HK and 4162FF. These parts are essential for controlling access to the vehicle’s ignition system and fuel tank, preventing unauthorized use and fuel theft.

Installation and Maintenance

Replacing the lock set involves removing the old ignition barrel and fuel cap lock, then installing the new components. The process requires basic mechanical skills and standard tools. Typically, these locks wear out due to key wear or internal mechanism failure over time. Regular inspections can help maintain optimal performance and prevent lock jamming or key breakage.

Technical Information

• Manufacturer: PSA (Peugeot Société Anonyme)
• Model: Citroën Xsara Picasso
• Product Codes: 4162HK, 4162FF
• Additional Numbers: NFP

Why Choose This Lock Set?

Equipped with original PSA product numbers, this set ensures a precise fit and optimal functionality for your Citroën Xsara Picasso. By using one key for both the ignition and fuel cap, you simplify daily vehicle use while maintaining security standards. This lock set is an ideal choice for timely replacement and vehicle security restoration.

This complete lock set is designed for Citroën Xsara and Xsara Picasso vehicles. It includes driver and passenger door lock cylinders, fuel filler cap lock, and the ignition switch supplied with two matching keys. The kit restores security and reliable ignition operation, making it suitable for professional mechanics and DIY enthusiasts.

Key Features

• Complete kit: driver and passenger door lock cylinders, fuel cap lock, ignition switch and 2 matching keys.
• Direct-fit replacement compatible with OEM product codes 4162Y9 and 4162Z4.
• Restores door and fuel cap security and correct ignition operation.
• Supplied keys are mechanically cut to match the new cylinders.

Fitment

Compatible with Citroën Xsara and Xsara Picasso models. Always verify fitment with the vehicle VIN and the listed product codes before ordering. These parts are commonly searched by the part numbers 4162Y9 and 4162Z4.

Installation Notes

Replacing the door lock cylinders typically requires removal of the interior door panels to access the lock mechanisms. The ignition switch replacement generally requires removal of the steering column trim to access and remove the old barrel. Keys supplied are mechanically matched to the new locks. Vehicles equipped with transponder keys or immobilizer systems may require immobilizer reprogramming or key coding by a dealer or qualified locksmith.

Typical Failure Modes & Maintenance

Lock cylinders and ignition switches may fail due to normal wear, corrosion, contaminated or worn tumblers, water ingress, or mechanical damage. Symptoms include difficulty turning the key, intermittent starting or locking problems, loose or sticking locks. Replacing the complete set reduces the likelihood of mismatched components and recurring faults.

Technical Information

• Manufacturer: PSA (Citroën/Peugeot)
• Model: Citroën Xsara; Xsara Picasso
• Product Codes: 4162Y9, 4162Z4
• Other Numbers: 4162Y9|4162Z4, NFP

Complete lock set for Citroën Xsara Picasso including the ignition switch with two keys, driver and passenger door lock cylinders and fuel flap lock. This set is tailored for technicians and experienced DIYers looking for a practical replacement that restores mechanical locking function. Note: the remote control and immobilizer (transponder) chip must be transferred from your original keys to retain vehicle security functions.

Key Features

• Ignition switch supplied with two mechanical keys
• Includes driver and passenger door lock cylinders and fuel flap lock
• Product codes commonly referenced: 4162HK, 4162FF, 4162CK
• Ideal for professional garages and competent DIY installers

Compatibility

Designed for Citroën Xsara Picasso models. Always verify part numbers (4162HK / 4162FF / 4162CK) against your vehicle before ordering to ensure fitment.

Replacement And Installation Notes

General guidance for replacing the ignition switch and door lock cylinders:

• Disconnect the vehicle battery before beginning any work on the ignition to avoid electrical hazards and immobilizer complications.
• Ignition switch: remove steering column trim panels, locate the lock barrel retaining clip or screw, remove the old cylinder and install the replacement. Reassemble trims and test key rotation and starter engagement.
• Door lock cylinders: remove the inner door trim to access the lock mechanism, disconnect linkages, unfasten retaining bolts or clips, withdraw the old cylinder and fit the new one. Reattach linkages and test locking and unlocking functions.
• Fuel flap lock: access via exterior or interior service point depending on model; replace cylinder and confirm flap latches correctly.
• After mechanical installation, use your original remote and immobilizer/transponder chip to ensure the engine will start and central locking/remotes function as before.

Common Causes Of Failure

Lock cylinders and ignition barrels wear out due to metal fatigue, key wear, corrosion from moisture ingress, and accumulated dirt. Symptoms include stiff key operation, intermittent contact in the ignition, key jamming, or door locks that do not turn smoothly. Regular lubrication and inspection can extend service life, but replacement is the long-term solution when mechanical wear is present.

Why Choose This Set

This kit provides the mechanical components needed to restore locking function across the driver and passenger doors, fuel flap and ignition barrel. It is a practical choice when keys are duplicated or when lock cylinders show wear. Note that electronic immobilizer components are not supplied and must be reused from your vehicle to maintain security and engine start capability.

Technical Information

• Manufacturer: PSA (Citroën/Peugeot)
• Model: Citroën Xsara Picasso
• Product Codes: 4162HK, 4162FF, 4162CK
• Additional Numbers: 4162HK

Ensure compatibility by checking the listed product codes against your vehicle documentation or existing parts. If you are unsure about immobilizer programming requirements, consult a qualified locksmith or vehicle technician before installation.

The Lock Set One Key for Citroën Xsara Picasso (4162W5, 4162S0) provides a complete locking solution for the driver and passenger doors, fuel filler cap and ignition barrel with one matching key. Designed for mechanics and DIY enthusiasts, this set simplifies replacement and key management while restoring secure access to the vehicle.

What’s Included

Complete set includes: driver door lock, passenger door lock, fuel filler cap lock, ignition barrel (steering column lock) and one cut and coded key. Part numbers 4162W5 and 4162S0 identify the set and are commonly used when ordering.

Function And Common Failures

The locks secure vehicle access, enable ignition operation and prevent fuel theft. Common failure causes include worn tumblers, broken lock cylinders, corrosion from moisture, damaged keys and internal mechanical wear. Typical symptoms requiring replacement are sticking or non-turning keys, intermittent locking/unlocking, or ignition key not engaging.

Replacement Guidance

For professional results: remove inner door panels to access door lock mechanisms, disconnect linkages and any electrical connectors where present, unbolt and remove the old lock module, then install the new unit and reassemble. Ignition barrel replacement often requires access behind the steering column; follow vehicle-specific procedures to avoid airbag and steering column damage. The supplied key must be cut or coded to match the new locks—key cutting and synchronization should be performed by a qualified technician if unsure.

Technical Information

• Manufacturer: PSA Citroën Peugeot
• Model: Citroën Xsara Picasso
• Product Codes: 4162W5, 4162S0
• Other Numbers: 4162S0 | 4162W5

Included in this lock set are the locks for the driver and passenger doors, fuel cap, and the ignition cylinder, providing a comprehensive solution for your locking needs. Additionally, the set comes with one remote key; however, please note that you will need to transfer or reprogram the chip in the key for it to function properly.

Technical Information

• Manufacturer: Citroën
• Model: Xsara Picasso 2005
• Product Codes: 4162CJ
• Other Numbers: Not provided

Replacing the locks in your Citroën Xsara Picasso is a straightforward process, making it suitable for both professional mechanics and those who prefer DIY repairs. Over time, locks can wear out due to frequent use or exposure to the elements, leading to potential security issues. Regular maintenance and timely replacement of locking mechanisms can prevent these problems and ensure your vehicle remains secure.

Choose the Citroën Xsara Picasso 2005 Lock Set 4162CJ to enhance your car’s security and functionality today!