BMW 3: Electrical Machine Electronics
BMW 3 Series G20 (2018-2026) Training manual / Electrical Machine Electronics
- Introduction
- Connections
- Low-voltage connections
- High-voltage connections
- High-voltage cables
- Removing the flat high-voltage connector
- Removing the round high-voltage connector
- Connection for potential compensation lines
- Tasks
- DC/DC converter
- Power electronics for activation of the electrical machine
- High-voltage power management
- Voltage supply for other high-voltage consumers
- Cooling
- Antifreeze and corrosion inhibitor
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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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Activating the voice activation
system
General information
There are various methods for activating the
voice activation feature:
Press the button on the
steering
wheel.
Say the wake word ›Hello BMW‹ or a personal
wake word.
Then say the command. No other commands
may be available. In this case, operate the function
via iDriv
Apple CarPlay preparation
Concept
CarPlay allows certain functions of a compatible
Apple iPhone to be used via Siri voice operation
and iDrive.
Functional requirements
Compatible iPhone.
iPhone 5 or later with iOS 7.1 or later.
Corresponding mobile contract.
Bluetooth, WiFi, and Siri voice operation are
activated on th
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