or the hands-free remote control. It essentially means the car's central computer, known as the BSI (Body Systems Interface)
: Sometimes the car's computer simply needs a "hard reboot" to recognize its programming again. The "Fix" (How to resolve B173D) b173d peugeot
In the context of Peugeot and Citroën (PSA Group) vehicles, the fault code is a diagnostic trouble code (DTC) that signifies a failure in identifying the mechanical or electronic key, or the remote control. Understanding Fault Code B173D or the hands-free remote control
: Low voltage in the main car battery can cause the BSI (the car's "brain") to glitch and lose synchronization with the keys. b173d peugeot