BMW 3: Bus Systems
BMW 3 Series G20 (2018-2026) Training manual / Bus Systems
The bus systems of the G20 PHEV are based on the bus systems of the G20. All the main and sub-bus systems of the G20 are also used in the G20 PHEV. Compared to the bus systems of the G20, some control units have been added, adapted or not installed. The resulting bus overview of the G20 PHEV is as follows:
- New schematic diagram
- New control units
- Electrical machine electronics (EME)
- Convenience charging electronics (KLE)
- Vehicle Sound Generator (VSG)
- Adapted control units
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New schematic diagram
The representation of the individual bus systems and their designations have
been adapted to the
representation and the designation of the ISTA workshop information system.
The following table provi
New control units
Compared with the G20, a number of new control units have been installed in
the G20 PHEV.
Electrical machine electronics (EME)
Electrical machine electronics
The function of the Electrical Machine Electronics (EME) is to activate and
regulate the permanently
excited synchronous machine in the high-voltage vehicle electrical
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Opening the trunk lid
General information
If you open the trunk lid via Comfort Access,
locked doors will not be unlocked.
To avoid locking the vehicle key in the vehicle,
do not place the vehicle key in the cargo area.
Safety information
Warning
Body parts can be jammed when operating the
trunk lid. There is a risk of
Valve gear
VANOS
VANOS unit B46 engine and B46TU/B48TU engines
VANOS B46 engine
VANOS B46TU and B48TU engine
Following the changeover from a two-part chain drive to a single-part chain
drive, the camshaft
sprockets on the VANOS now have 46 teeth instead of the previous 36 teeth. To
compensate for the
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