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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Comfort Access
Concept
The vehicle can be accessed without operating
the vehicle key.
Carrying the vehicle key with you, e.g., in your
pants pocket, is sufficient.
The vehicle automatically detects the vehicle key
when it is in close proximity or in the car's interior.
Unlocking the vehicle
Grasp the handle of
Washer fluid
General information
All washer nozzles are supplied from one reservoir.
Use a mixture of tap water and windshield
washer concentrate. If desired, a windshield
washer concentrate containing antifreeze can be
used.
Recommended minimum fill quantity:
0.2 US gal/1 liter.
Safety information
Warning
So
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