Depending on the specific model year and software version (DiagBox or PP2000), the full description may vary slightly, but the core issue remains the same: The has detected a fault in the air quality sensor (also known as the AQS or pollution sensor).
Here is the most likely explanation, followed by a summary review of the actual vehicle you probably mean. b173d peugeot
: The BSI unit may have experienced a software glitch, often caused by a low battery or incorrect battery reconnection. Wiring Faults Depending on the specific model year and software
Fault code on a Peugeot indicates an "Error identifying the mechanical/electronic key or hands-free remote control" . This means your car's Built-in Systems Interface (BSI) or Body Control Module is struggling to recognize the signal from your key or transponder. Wiring Faults Fault code on a Peugeot indicates
Several factors can contribute to the B173D Peugeot error code: