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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Frequently Asked Questions
All requirements are met and all required steps
were completed in the specified order. Despite
that, the mobile device does not function as expected.
In this case, the following explanations can help:
Why could the mobile phone not be paired or
connected?
There are too many Bluetooth devices conn
Teleservice Report
Concept
Transmits technical data that is evaluated for the
ongoing development of BMW products from
the vehicle to BMW in regular intervals, if
needed.
General information
The Teleservice Report is free of charge and is
activated in vehicles that meet the following requirements:
Certain technical
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