BMW 3 Owners & Service Manuals

BMW 3: Electrical Machine Electronics

BMW 3 Series G20 (2018-2025) 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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 Operating principle

If the driver adjusts a desired temperature at the IHKA controls, the IHKA calculates a corresponding nominal temperature and compares it to the actual output temperature of the electrical heating. There is a coolant temperature sensor at the electrical heating output for this purpose. This way

 Overview

Button in the vehicle Intelligent Safety Camera The camera is installed near the interior mirror. Keep the windshield in front of the interior mirror clean and clear. Radar sensors The radar sensors are located in the front bumper. Front side bumper. Front center bumper. Keep the radar sensors

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