B173d Peugeot Work !free! -

: Blown fuses in the BSI or loose connections in the CAN bus network can prevent the reader from communicating with the ECU. Troubleshooting and Fixes

When this code appears, the vehicle's security system is having trouble recognizing the transponder signal from your key. Common symptoms and context for this fault include: b173d peugeot work

The Peugeot fault code primarily indicates a failure in identifying the mechanical or electronic key (including hands-free remotes) within the vehicle's reader . This error is often logged by the Built-in Systems Interface (BSI) , which serves as the central control unit managing immobilizer functions. Understanding Fault Code B173D : Blown fuses in the BSI or loose

: The fault is often listed as "intermittent," meaning the key might work sometimes but fail at others. b173d peugeot work