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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Tasks
The Electrical Machine Electronics is made up internally of three
subcomponents:
Bidirectional DC/AC converter
Unidirectional DC/DC converter
EME control unit
The Electrical Machine Electronics performs the following functions using the
subcomponents
mentioned:
Torque restriction of the dri
Radio
Changing the entertainment source
Sound output on/off, volume
Programmable memory buttons
Changing the station/track
Waveband/satellite radio
Navigation destination entry
Entering a destination via quick
search
1. Press the button on the
Controller.
2. "Where to?"
3. Enter at least two let
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