BMW 3: Electrical Heating
BMW 3 Series G20 (2018-2025) Training manual / Electrical Heating
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Installation locations and connections
G20 PHEV, heater circuit
Electric coolant pump
Connection to the coolant circuit
Heat exchanger for heating system
Electrical heating
Electrical changeover valve
Connections at the elect
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.
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 changeo
SEE MORE:
BMW Touch Command
General information
As an alternative to the touch screen, rear entertainment
can also be operated with BMW Touch
Command.
For further information, see BMW Touch Command
in the Owner's Manual for the vehicle.
Operation via BMW Touch
Command
BMW Touch Command can be connected to the
left or right sc
Cooling
The Electrical Machine Electronics and convenience charging electronics (KLE)
are cooled by the low-
temperature coolant circuit.
G20 PHEV, low-temperature coolant circuit (schematic diagram)
Radiator (coolant/air heat exchanger)
Electric Motor Electronics (EME)
Convenience charging electronic
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