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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 Transferring digital keys

The vehicle owner can transfer a digital key for his/her vehicle to another person with a compatible smartphone via the BMW Connected app. When a digital key is transferred, a transaction number TAN will be generated. Another person can pair the digital key in the vehicle with this TAN and the Digi

 Active Protection

Concept Active Protection prepares occupants and the vehicle for a possible accident in critical driving or collision situations. General information Active Protection consists of various PreCrash functions, which can vary depending on the equipment. The system is used to detect certain critical dr

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