BMW ISB Battery Sensor
The IBS is a mechatronic component for monitoring the battery condition. The IBS is secured and connected to the negative terminal of the battery. The power supply for the IBS is fed across a separate cable. For data transmission, the IBS is connected to the DME (Digital Engine Electronics) or DDE (Digital Diesel Electronics) via the BSD (bit-serial data interface).
The software in the PC-board of the IBS calculates “State of Charge” and “State of Health” of the battery and sends the information to the DME […]