BMW 3: Low-voltage Vehicle Electrical System
BMW 3 Series G20 (2018-2025) 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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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
USB storage device
Playable formats
MP3, MP4, M4A, M4B, AAC, WMA.
Apple iPod/iPhone
The music search and playback of Apple iPod/
iPhone is supported.
Audio player and storage media
with USB port
Information on all music tracks, for instance artist,
genre or track, as well as playback lists, are transmitted
into the ve
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