Description
Product Description
The Siemens BSI S04-00 (Body Systems Interface) unit is a vital electronic control module originally installed in Peugeot 407 vehicles and compatible with various Citroën and Peugeot models. This unit manages numerous interior electrical systems including central locking, power windows, interior lighting, and other comfort-related functions. Ensuring the proper operation of this module is crucial for vehicle reliability, driver convenience, and passenger safety.
Designed for automotive professionals and car owners performing self-repairs, this replacement unit offers a cost-effective solution to restore vehicle functionality without investing in brand new parts. The BSI module can wear out over time due to internal component fatigue or environmental influences, typically necessitating replacement after several years of service.
When installing the BSI unit, it is essential to program and synchronize it correctly with the vehicle’s existing electronic systems. Improper installation or lack of programming can result in malfunctioning doors, windows, alarms, or lighting systems.
Technical Information
- Manufacturer: Siemens
- Model: S04-00
- Product Codes: 9655221280, S120104500, J 6580FW
- Additional Numbers: Original part number used in Peugeot 407 and compatible Citroën models
This BSI unit is an ideal replacement for Peugeot and Citroën owners seeking an economical yet reliable way to maintain or repair their vehicle’s electronic comfort systems. Its functionality ensures the seamless operation of critical interior systems, contributing to overall vehicle safety and user satisfaction.
