BMW 3 Owners & Service Manuals

BMW 3: Bus Systems

The bus systems of the G20 PHEV are based on the bus systems of the G20. All the main and sub-bus systems of the G20 are also used in the G20 PHEV. Compared to the bus systems of the G20, some control units have been added, adapted or not installed. The resulting bus overview of the G20 PHEV is as follows:

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 New schematic diagram

The representation of the individual bus systems and their designations have been adapted to the representation and the designation of the ISTA workshop information system. The following table provi

 New control units

Compared with the G20, a number of new control units have been installed in the G20 PHEV.

 Electrical machine electronics (EME)

Electrical machine electronics The function of the Electrical Machine Electronics (EME) is to activate and regulate the permanently excited synchronous machine in the high-voltage vehicle electrical

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 Hands-free system

General information Calls that are being made on the hands-free system can be continued on the mobile phone and vice versa. From the mobile phone to the hands-free system Calls that were begun outside of the Bluetooth range of the vehicle can be continued on the hands-free system with standby state

 Operation via touchpad

General information Some iDrive functions can be operated using the touchpad on the Controller. Selecting functions Via iDrive: 1. "CAR". 2. "Settings". 3. "General settings". 4. "Touchpad". 5. Select the desired setting: "Character input": enter letters and numbers. "Map": use the map. "Sea

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