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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Technical data
The following table provides an overview of the technical data of the G20
PHEV 330e compared with
the G20 330i and the F30 PHEV 330e.
* Values may increased, depending on the equipment.
Equipment
The G20 PHEV and G20 differ not only in the technical data but also in the
range of optional
eq
Low coolant temperature
When the coolant temperature is low, for example after driving off, or in
all-electric driving, the electric
changeover valve is activated by the Body Domain Controller (BDC). The
electrical changeover valve
blocks the supply from the coolant circuit of the combustion engine. The coolant
is now p
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