BMW 3: Introduction
BMW 3 Series G20 (2018-2026) Training manual / B46TU-B48TU Engines / Introduction
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Innovations B46TU/B48TU
Innovations B46TU
To meet the legal requirements for emissions, a number of technical
improvements have been
implemented. The technical updates for the B46TU engine include the following
new feature
Engine identification
B46TU engine
Engine identification - transverse mounted shown
B48TU engine
Engine identification - transverse mounted shown
Engine number
Engine identification
The 7-digit engine identification
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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
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 for coolant lines.
Connections of the Electrical Machine Electronics with lines
Connection for
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