BMW 3: Low-voltage Vehicle Electrical System
BMW 3 Series G20 (2018-2026) Training manual / Low-voltage Vehicle Electrical System
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Voltage supply
The 12 V vehicle electrical system of the G20 PHEV is essentially the same as
the electrical system of
the G20. The main difference lies in the fact that the power supply is no longer
by the al
Start-up system
Starter motor
The combustion engine B46 can be started via the conventional starter motor
and the electrical
machine.
The following table shows when and under which conditions the respective start
Terminal control for driving readiness
Terminal control from driver's view
Vehicle condition - DRIVING
Vehicle condition - RESIDING
Vehicle condition - PARKING
Transitional condition for establishing driving readiness,
ending driv
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Displays in Central Information Display
The familiar hybrid-specific displays are used:
Trip data (previously eDrive use)
Energy and power flow display
Adaptation to stretch of road
Driving style analysis
The representation of the driving style analysis has been revised. In this
way, it helps to develop a
particularly efficient dri
USB interface
General information
Follow the information regarding the connection
of mobile devices to the USB interface in the
section on USB connections.
In the center armrest
A USB interface is located in the center armrest.
Properties:
USB port Type C.
For charging of mobile devices.
Charge current: ma
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