Siemens Bsm B3 Schematic __full__ -
This connector handles the digital multiplex communication and low-power trigger signals returning to the dashboard.
Data wire channels interacting with the cabin BSI. siemens bsm b3 schematic
A heavy-gauge bolted terminal feeding raw 12V power straight from the battery positive post. 28-Pin Gray Connector (Connection to BSI) siemens bsm b3 schematic