Description
BSI 2004 H05-01 Johnson Controls unit for Citroën and Peugeot vehicles. It is from a Peugeot 307 (2007).
The BSI 2004 H05-01 is a Body Systems Interface (BSI) comfort module manufactured by Johnson Controls and used in various Citroën and Peugeot models. This replacement unit, listed under common OEM references such as 9663510580 and 6580JA, controls central locking, interior and exterior lighting, wipers, power windows, alarm, courtesy functions and many other body electronics. Designed for professional installers and experienced DIY mechanics, this BSI offers a reliable option for vehicles equipped with the H05-01 hardware.
Technical Information
- Manufacturer: Johnson Controls
- Model: BSI 2004 H05-01
- Product Codes: 9663510580, 6580JA
- Other Numbers: 6580QE, 6580JC, 1660728780
- Applications: Peugeot 307 (2007). Also fits other Citroën/Peugeot models equipped with the BSI 2004 H05-01 variant.
Function And Benefits
The BSI aggregates and manages multiple body electrical functions to reduce wiring complexity and coordinate signals between subsystems. Common roles include central locking control, lighting and indicator management, wiper intermittent control, power window logic, alarm and immobiliser interfaces, and communication with instrument clusters and gateway modules. Replacing a faulty BSI restores proper operation of these systems and often resolves intermittent electrical faults.
Installation Recommendations
Installation must be performed carefully to avoid damage to the unit or vehicle electronics. General steps:
- Always disconnect the negative battery terminal before starting.
- Remove trim panels and steering column covers to access the BSI according to the vehicle service manual.
- Unplug connectors by releasing locking tabs; label connectors if needed to avoid mistakes.
- Replace the unit and reconnect all plugs securely. Refit trim and reconnect the battery only after the unit is secured.
- After mechanical installation, follow the required coding or cloning procedure (see below) to enable full functionality.
Installation And Coding – Important
- The unit is used and is “paired” to the original vehicle (VIN/PIN/keys).
- Options for commissioning:
- Cloning data from the old unit (EEPROM/Flash) – after cloning the unit is plug and play.
- 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 the manufacturer’s procedure to avoid damaging the unit.
Most Common Causes Of Failure
BSI failures are most frequently caused by water ingress and resulting corrosion, poor solder joints developing over time, voltage spikes or battery disconnection during programming, and internal component degradation. Symptoms include intermittent central locking, non-functional switches, dashboard warning lights, failed immobiliser recognition or total loss of certain electrical functions.
How Replacement Works
Depending on the chosen method, the repair can be performed by cloning the original unit’s EEPROM/Flash to the replacement module (resulting in plug-and-play operation) or by installing a virgin unit and performing initialization and telecoding with PSA diagnostic tools. Cloning preserves all vehicle-specific settings; virginization requires reprogramming of comfort settings and key adaptation.
This BSI unit is intended for professional workshops and experienced DIY mechanics who have the appropriate diagnostic tools or access to cloning services. Correct installation and proper coding are essential to restore full vehicle functionality.
