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
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High-beam Assistant
Concept
The high-beam Assistant detects other traffic
participants early on and automatically switches
the high beams on or off depending on the traffic
situation.
General information
The high-beam Assistant ensures that the high
beams are switched on, whenever the traffic situation
allows. In the l
General information
Electronic control devices are installed in the vehicle.
Electronic control units process data they
receive from vehicle sensors, self-generate or
exchange with each other. Some control units
are necessary for the vehicle to function safely or
provide assistance during driving, for instance
driver
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