B173d - Peugeot Work Patched

: Corrosion or breaks in the wiring between the immobilizer antenna and the BSI can interrupt the data flow. JustAnswer Recommended Troubleshooting Steps Try a Spare Key

If you experience these issues without a check engine light, have the BMS scanned. Some faults only store pending codes. b173d peugeot work

This is critical. A battery with a dead cell (voltage drops below 10V during cranking) will trigger B173D falsely. : Corrosion or breaks in the wiring between

After the physical work is done, the fault code must be cleared using a DiagBox or a standard OBD-II scanner. In some Peugeot models, the BSI needs a "soft reset" (disconnecting the battery for 10 minutes) to recognize the new signal parameters. Why You Shouldn't Ignore B173D This is critical

Damaged wiring between the keyless antenna and the BSI.