BMW 3 Owners & Service Manuals

BMW 3: Electrical Machine Electronics

BMW 3 Series G20 (2018-2026) Training manual / Electrical Machine Electronics

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 Introduction

The Electrical Machine Electronics (EME) is primarily used as control electronics for the electrical machine. It is also responsible for converting the direct current voltage from the high-voltage b

 Connections

The connections at the Electrical Machine Electronics can be divided into four categories: Low-voltage connections High-voltage connections Connection for potential compensation line Connections

 Low-voltage connections

In the low-voltage connector at the Electrical Machine Electronics the following lines and signals are combined: Terminal 30 from the hybrid power distribution box Terminal 30 from the f

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 Displays and control elements

In the vicinity of the steering wheel Light switch element Turn signal indicator, high beams Instrument cluster Wipers Indicator/warning lights Instrument cluster The indicator/warning lights can light up in a variety of combinations and colors. Several of the lights are checked for proper f

 Warning function

Light in the exterior mirror Prewarning The dimmed light in the exterior mirror indicates when there are vehicles in the blind spot or approaching from behind. Acute warning If the turn signal is switched on while a vehicle is in the critical zone, the steering wheel vibrates briefly and the light

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