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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Areas to be avoided
Concept
Areas that should be driven around can be specified
as areas to be avoided.
General information
Stored areas to be avoided can be activated and
deactivated.
Defining an area to be avoided
1. Select the area to be bypassed on the map.
2. Press the button on the
Controller.
3. Press the Co
Service requirements
Concept
The function displays the service requirements
and the corresponding maintenance scopes.
General information
After switching on drive-ready state, the instrument
cluster briefly displays available driving distance
or time to the next scheduled maintenance.
A service advisor can read out the
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