BMW 3 Owners & Service Manuals

BMW 3: Design

The main components of the electrical machine are:

  • Rotor and stator
  • Connections
  • Rotor position sensor
  • Cooling

The hybrid system in the G20 PHEV is a so-called parallel hybrid system. Both the combustion engine and the electrical machine are mechanically coupled with the sprockets. For vehicle drive it is possible to use both drive systems individually and at the same time.

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 Rotor and stator

Rotor and stator, electrical machine Stator Permanent magnets Rotor Hollow shaft with outer basket of separation clutch The electrical machine in the G20 PHEV is structured as an inner rot

 Connections

Connections, electrical machine Transmission bell housing Temperature sensor Coolant ducts Connection for coolant (transmission oil) Electrical connection, rotor position sensor High-voltage c

 Sensors

Sensors, electrical machine Temperature sensor Rotor of the rotor position sensor Stator of the rotor position sensor So that the voltages for the coils in the stator can be correctly calculated

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 Voice activation system

Concept The voice activation system can be used to operate functions with spoken commands. The system supports you with announcements during input. The voice control system and the feedback it provides are not a substitute for the printed or Integrated Owner's Manual. General information Function

 Removing the round high-voltage connector

The following figures show the approach for releasing the round high-voltage connector, as used for example on the high-voltage cable from the Electrical Machine Electronics to the convenience charging electronics. Depending on the installation location, different connectors may be used. They ar

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