BMW 3: New control units
BMW 3 Series G20 (2018-2026) Training manual / Bus Systems / New control units
Compared with the G20, a number of new control units have been installed in the G20 PHEV.
- Electrical machine electronics (EME)
- Convenience charging electronics (KLE)
- Vehicle Sound Generator (VSG)
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Electrical machine electronics (EME)
Electrical machine electronics
The function of the Electrical Machine Electronics (EME) is to activate and
regulate the permanently
excited synchronous machine in the high-voltage vehicle electrical
Convenience charging electronics (KLE)
Convenience charging electronics
The convenience charging electronics enable communication between the vehicle
and charging
station of the AC voltage supply in order to charge the high-voltage batte
Vehicle Sound Generator (VSG)
In the G20 PHEV an acoustic protection for pedestrians is used as standard.
To protect pedestrians
a distinctive sound created specially for electric BMW models is generated
during electric driving.
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Regenerative braking
The regenerative braking makes possible brake energy regeneration. The
electrical machine works
here as an alternator and brakes the gears via automatic transmission -
propeller shaft - rear axle
differential - output shafts. The high-voltage battery unit is charged with the
energy
Vehicle features and
options
This Owner's Manual describes all models and
all standard, country-specific and optional equipment
that is offered in the model series. Therefore,
this Owner's Manual also describes and illustrates
features and functions that are not
available in a vehicle, for example because of the
selected option
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