This replacement antenna is designed for Citroën and Peugeot vehicles and corresponds to common OEM references used by Stellantis. Ideal for professional workshops and experienced DIY mechanics, the unit restores reliable radio reception and a factory-fit appearance. Many customers search directly by product number (e.g. 9674768680, 9810547980, 658724) — these codes are included below to help you find the correct part fast.

Features and Function

The antenna assembly provides stable AM/FM radio reception and a secure roof mounting. The assembly typically includes the mast/base, coaxial connection and roof sealing. On some vehicle versions the antenna base is combined with an amplifier module; compatibility depends on the original equipment fitted to the vehicle.

Suitable For

• Citroën C3
• Citroën C3 Picasso
• Citroën C4 Picasso
• Peugeot 308

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Antenna / Roof Antenna
• Product Codes: 9674768680, 9810547980, 658724, 6587G4, 6587G3
• Additional Numbers: 6580J0, 6561JT, 6561JS

Installation Recommendations

Recommended tools: Torx/Spline sockets, trim removal tools, adjustable wrench, sealant for roof fittings and dielectric grease for connectors. Typical replacement steps:

• Disconnect the negative battery terminal before starting the job to avoid short circuits.
• Remove interior roof trim or headliner section as required to access the antenna base from inside the vehicle.
• Unscrew the external mast (if fitted) and unbolt the antenna base retaining nut.
• Disconnect the coaxial connector and any power or amplifier plugs carefully to avoid damaging clips or wiring.
• Clean the roof sealing surface, fit the new antenna with new gasket/sealant as required, connect the coax and electrical connectors and tighten the retaining nut to the correct torque.
• Reinstall trim/headliner, reconnect the battery and verify radio reception and any amplifier function.

If you are unsure about removing interior trim or working at roof level, have the replacement performed by a qualified technician.

Why The Part Commonly Fails

Common causes of antenna failure include water ingress at the base leading to corrosion, oxidation of the coaxial connector, mechanical damage from impacts or vandalism, and wear of internal cables. In vehicles with an integrated amplifier, electrical faults or moisture can also cause loss of reception. Failure symptoms are weak or intermittent radio signal, static, or complete loss of reception on AM/FM bands.

When replacing the antenna, check the coaxial cable and connector condition and ensure the roof sealing is restored to prevent future water entry.

Product Numbers For Search: 9674768680 | 9810547980 | 658724 | 6587G4 | 6587G3 | 6580J0 | 6561JT | 6561JS

The Valeo BSI (Body Systems Interface) J02-00 is an essential central electronic control unit for the Peugeot 307. It manages comfort and body functions such as central locking, interior and exterior lighting, windshield wipers, power windows, alarm and immobilizer communication, as well as data exchange on vehicle bus systems. This unit is commonly referenced by part numbers and boot versions, so technicians and DIY enthusiasts often search for the exact code when replacing or diagnosing faults.

This BSI module is a direct-swap style electrical control unit intended for Peugeot 307 applications. Proper replacement restores reliable operation of convenience and security systems and can resolve intermittent faults like random central locking actions, dashboard warning lights, or communication errors between modules. Because many workshops and independent mechanics look up units by product codes, the most relevant identifiers are included below to help you find the correct part quickly.

Technical Information

• Manufacturer: Valeo
• Model: Peugeot 307
• Product Codes: 6580J0, 6580HS, J02-00
• Other Numbers: 9651196780, 9651197480, Boot 9.31

Installation Recommendations

• Disconnect Battery: Always disconnect the negative battery terminal before starting to avoid short circuits and data corruption.
• Access Unit Carefully: The BSI is usually located behind the dashboard or under the glovebox—remove trim panels gently to reach the unit without damaging connectors or clips.
• Label Connectors: Mark or photograph connector positions before unplugging to ensure correct reconnection.
• Handle With Care: Avoid static discharge and mechanical shock. Keep the unit dry and clean during installation.
• Reprogramming/Coding: After physical replacement, BSI units typically require coding or synchronization with the vehicle’s immobilizer and other control modules using manufacturer-level diagnostic tools (e.g., PSA DiagBox/Lexia) to restore full functionality.
• Functional Test: Verify central locking, lights, wipers, windows, immobilizer, and dashboard indicators after installation and perform a short test drive to confirm stable operation.

Most Common Failure Causes

• Moisture Ingress And Corrosion: Water penetration or condensation can corrode contacts and internal circuits, causing intermittent faults or total failure.
• Electrical Surges And Poor Grounding: Voltage spikes, battery disconnections during programming, or bad ground connections can damage internal electronics.
• Connector Wear And Contact Oxidation: Repeated disconnections, loose pins, or oxidized connectors lead to poor communication with other modules.
• Age-Related Component Degradation: Capacitors and solder joints can degrade over years of use, especially in vehicles exposed to harsh climates.

For professional mechanics and experienced DIYers, replacing the Valeo BSI J02-00 with the correct part code and ensuring proper coding will bring back reliable comfort and security functions to Peugeot 307 vehicles. Use quality tools and follow safe electrical procedures to avoid collateral damage during replacement.

The Valeo BSI J02-00 is a central body computer designed for Peugeot 307 models and handles multiple comfort and safety functions across the vehicle. This unit is commonly referenced under OEM codes 9651197480 and 9651196780 as well as internal references 6580J0 and 6580HS. Suitable for professional mechanics and experienced DIYers, this BSI replacement restores control over lighting, wipers, central locking, interior electronics and communication with the immobilizer/ECU when the original module is faulty or corrupted.

Optimized for search and quick identification, the package includes key part numbers used by technicians and parts catalogues. If you are searching for Valeo BSI J02-00, Peugeot 307 BSI, or by product codes 9651197480 / 9651196780, this listing matches those references and helps you get the correct module faster.

Technical Information

• Manufacturer: Valeo
• Model: BSI J02-00 (For Peugeot 307)
• Product Codes: 9651197480, 9651196780
• Additional Numbers: 6580J0, 6580HS, NFP
• Boot Version: 9.31

How The Unit Functions

The BSI (Built-In Systems Interface) is the vehicle’s body control module responsible for managing comfort and convenience systems: central locking, interior and exterior lighting, intermittent wiper control, power windows, warning indicators and communication with the engine control unit and immobilizer. It also distributes power to various circuits and supervises sensor inputs for fault detection.

Replacement And Installation Recommendations

Replacement of the BSI should be performed by a trained technician or an experienced DIYer with access to a diagnostic and programming tool. Typical replacement steps:

• Disconnect The Negative Battery Terminal And Wait A Few Minutes To Prevent Short Circuits.
• Remove Lower Dashboard Trim Panels To Access The BSI Located Usually On The Driver Side Behind The Glovebox Or Under The Dashboard.
• Unplug All Electrical Connectors Carefully And Unscrew Mounting Fasteners.
• Install The New Unit, Reconnect Connectors And Secure Fasteners.
• Perform Required Coding/Programming With A Compatible Diagnostic Tool To Match Immobilizer, Key Recognition And Vehicle Configuration. Verify Boot Version Compatibility (9.31).
• Check All Comfort Functions, Central Locking And Warning Lights After Installation.

Always Back Up Any Readable Configuration Or Fault Codes From The Original Unit Before Removal When Possible. Ensure Connectors Are Clean And Dry To Avoid Future Contact Issues.

Most Common Cause Of Failure

BSI units on Peugeot 307 commonly fail due to moisture ingress and connector corrosion, electrical surges caused by battery disconnection or jump-starting, and long-term wear of internal components such as relays and capacitors. Symptoms of a failing BSI include intermittent or total loss of central locking, dashboard warning lights, non-working wipers or lights, and communication errors with the engine control unit or immobilizer.

When diagnosing, inspect for signs of water damage, burned connectors or blackened circuit traces. Replacing the BSI without addressing the root cause (for example, a leaking heater core, poor waterproofing or corroded wiring) may lead to repeated failures.

For technicians and hobbyists seeking a reliable replacement for Valeo BSI J02-00 on Peugeot 307 models, this unit with the referenced product numbers is a direct-match option. Proper installation and correct programming are essential to restore full vehicle functionality.

Valeo BSI J03-00 body control module intended for selected Citroën and Peugeot vehicles. Designed for professional workshops and experienced DIY mechanics, this unit centrally manages comfort and body functions such as central locking, interior lighting, wipers, indicator lights, immobiliser interface and CAN communication between vehicle networks. Frequently searched by original part numbers and codes, this module is a direct-fit replacement option when the vehicle presents faults related to body electronics or network communication.

Technical Information

• Manufacturer: Valeo
• Model: Citroën C5, Peugeot 307
• Product Codes: 9651196880, 9651197580
• Other Numbers: 6580J0, 6580HS, 6580H6, 6580H7, J03-00

Function

The BSI (Built-in Systems Interface) is the central comfort and body control unit. It coordinates door locking/unlocking, interior and exterior lighting logic, wiper/washer control, alarm and immobiliser interfaces, remote key recognition and acts as a gateway for CAN bus signals between comfort modules and engine ECU. Faulty BSI behaviour typically shows as multiple intermittent electrical malfunctions, central locking failures, or complete loss of certain comfort functions.

Compatibility And Application

This Valeo BSI J03-00 matches PSA Group vehicles that use the listed part numbers. It is commonly fitted to models such as Citroën C5 and Peugeot 307. Always verify the listed product codes when searching: 9651196880, 9651197580, 6580J0, 6580HS, 6580H6, 6580H7, J03-00.

Replacement Procedure

Typical replacement steps for experienced technicians or competent DIY mechanics:

1. Prepare vehicle on a stable surface and ensure ignition is off.
2. Disconnect the negative battery terminal and wait a few minutes to ensure capacitors discharge.
3. Access the BSI module (usually located behind the dashboard — near the fusebox, under the glovebox or under the steering column depending on model). Remove trim panels and protective covers to reach the unit.
4. Unplug all electrical connectors and remove fastening screws/clips. Handle connectors carefully to avoid bent pins or damaged locking tabs.
5. Swap the unit and refit in reverse order. Reconnect battery only after mechanical installation is complete.
6. Coding/initialization is required for full functionality (see Installation and Coding – Important below).

Installation And Coding – Important

• The unit is used and is “paired” with the original vehicle (VIN/PIN/keys).
• Options to bring the unit into service:
  1. Clone data from the old unit (EEPROM/Flash) – after cloning the unit becomes plug and play.
  2. Virginise and then perform initialization/telecoding via DiagBox (or online) plus key adaptation.
• Recommended to be performed by a technician with PSA service equipment (DiagBox/Lexia/PP2000).
• Before removal/installation always disconnect the battery and follow manufacturer procedures to avoid damaging the unit.

Recommendations For Installation

• Use the correct diagnostic and coding tools when possible. Proper coding ensures immobiliser, key recognition and vehicle configurations work correctly.
• Protect connectors from contamination and ensure all pins are straight and clean before reconnection.
• If cloning, ensure a verified full EEPROM/Flash image to avoid mismatched immobiliser data.
• Observe anti-static precautions and avoid touching exposed circuit areas.

Why This Part Most Often Fails

• Water ingress or moisture causing corrosion on connectors or PCB traces.
• Electrical surges from faulty alternator, jump-start incidents or poor battery connections.
• Connector damage or pin corrosion leading to intermittent contacts.
• Software/glitch faults or corrupted EEPROM data after events such as power loss during programming.
• General wear with age: components can deteriorate after many years of service, especially in vehicles exposed to harsh environments.

Suitable for mechanics and knowledgeable DIYers who can follow safe electrical-disconnect procedures and have access to appropriate diagnostic/coding tools for initialization and key adaptation.

Product Overview

This Valeo BSI J04-00 (Body Systems Interface) unit is designed for the Peugeot 307 and handles multiple comfort and body control functions. It is a central module for managing lighting, central locking, wipers, interior comfort features and communication with other control units. The unit is commonly referenced by its part numbers and internal codes, so customers often search by those identifiers when looking for a direct replacement.

Technical Information

• Manufacturer: Valeo
• Model: Peugeot 307
• Product Codes: 9651197680, 9651196980, J04-00
• Other Numbers: 6580J0, 6580HS, 6580N0, 6580GW

Compatibility / Fitment

Fits Peugeot 307 vehicles equipped with the Valeo BSI J04-00 module. Often used across body styles of the 307; confirm that the original unit bears matching codes (9651197680 / 9651196980 / 6580xx) before installation.

Function

The BSI (Body Systems Interface) is the comfort and body control module that coordinates numerous vehicle functions: central locking, interior and exterior lighting logic, intermittent wiper control, power windows, convenience relays, alarm/immobiliser interface and gateway communication to other ECUs. It acts as a central hub for switches, sensors and actuators used in daily vehicle comfort and security functions.

Replacement Procedure

Typical replacement steps for experienced technicians or trained DIYers:

• Disconnect the negative battery terminal and wait a few minutes to ensure systems are fully powered down.
• Remove trim panels and access covers to reach the BSI—the unit is usually located behind the dashboard near the fuse/relay panel.
• Carefully unplug all connectors and release securing clips; avoid pulling on wiring harnesses.
• Unbolt the BSI from its mounting bracket and replace with the new unit.
• Reattach connectors, secure the unit, reassemble trim and reconnect the battery.
• Follow the coding/pairing procedure (see Installation and Coding – Important below) to restore full functionality, including immobiliser and key recognition.

Installation And Coding – Important

• The Unit Is Used And Is Paired With The Original Vehicle (VIN/PIN/Keys).
• Start-Up Options:
1. Cloning Data From The Old Unit (EEPROM/Flash) – After Cloning The Unit Is Plug And Play.
2. Virginization And Subsequent Initialization/Telecoding Via DiagBox (Or Online) + Key Adaptation.
• Recommended To Be Performed By A Technician With PSA Service Equipment (DiagBox/Lexia/PP2000).
• Always Disconnect The Battery Before Removal/Installation And Follow Manufacturer Procedures To Avoid Damaging The Unit.

Recommendations For Installation

Use proper ESD precautions and avoid exposing connectors to dirt or moisture during replacement. If cloning is chosen, ensure a verified EEPROM/Flash copy is made. If virginizing and coding, use authorized PSA diagnostic tools for reliable initialization and key adaptation. Replacing the BSI without correct coding can lead to immobiliser faults and loss of convenience functions.

Common Faults And Causes

BSI faults most commonly occur due to:

• Water Ingress Or Moisture Causing Corrosion On Connectors Or PCB Traces.
• Thermal Stress And Age-Related Solder Joint Cracks Leading To Intermittent Failures.
• Electrical Surges Or Poor Battery Connections Causing Component Damage Or Memory Loss.
• Faulty Relays Or Connector Pins Worn By High Currents.

Why The Part Fails Most Often

Failures typically appear on older vehicles or cars exposed to damp environments. Corrosion and cracked solder joints are frequent root causes, often triggered by condensation, clogged drains, or previous water events. Electrical transients (jump starts, incorrect battery handling) can also damage internal components or corrupt stored data, resulting in loss of comfort functions or immobiliser-related issues.

Who Should Install

Designed for professional mechanics and experienced DIYers. Because the BSI interacts with security systems and requires cloning or coding for full operation, installation and commissioning are recommended to be performed by technicians equipped with PSA diagnostic tools to ensure reliable restoration of all vehicle functions.

Keywords

Valeo BSI, BSI J04-00, Peugeot 307 BSI, 9651197680, 9651196980, 6580GW, body control module, comfort module, PSA DiagBox, BSI replacement

This unit is compatible with part numbers 9646226880, 6580HS, and 6580J0, making it a versatile choice for repairs and replacements. Regularly replacing the BSI ECU can prevent potential issues such as electrical failures and enhances the vehicle’s comfort and safety features.

Technical Information

• Manufacturer: LEAR
• Model: Citroën C5
• Product Codes: 9646226880, 6580HS
• Additional Numbers: 6580J0