B173d Peugeot Work [exclusive] Today

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

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

: It frequently appears alongside other codes like B1808 (engine ECU immobilizer unlocking fault) or B1624 (protection unit relay faults). Common Causes : The fault is often listed as "intermittent,"

: A weak or aging vehicle battery is a frequent culprit for "ghost" BSI errors, as low voltage can disrupt the sensitive electronics required for key identification. Common Causes : A weak or aging vehicle

: A temporary communication error within the BSI can lead to "unexpected reinitialization" and key recognition failure.

: 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