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
SEE MORE:
ECO PRO
The HYBRID ECO PRO driving mode rigorously supports a driving style that
reduces consumption
and its attribute corresponds to the combination of ECO PRO and Auto eDrive of
the predecessor
model. In this driving mode the G20 PHEV has its maximum overall range.
Essentially the follow
Power windows
Safety information
Warning
When operating the windows, body parts and
objects can be jammed. There is a risk of injury
or risk of damage to property. Make sure that
the area of movement of the windows is clear
during opening and closing.
Overview
Power windows
Safety switch
Functional requirements
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