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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Concept, General information, Safety information
Concept
PDC is a support when parking. Objects that you
are approaching slowly in front of or behind the
vehicle are indicated by signal tones and a display
on the Control Display.
Depending on the equipment version: obstacles
at the side of the vehicle that are detected by the
side ultrasonic sens
Parking brake
Concept
The parking brake is used to prevent the vehicle
from rolling when it is parked.
Safety information
Warning
An unsecured vehicle can begin to move and
possibly roll away. There is a risk of accident.
Before exiting, secure the vehicle against rolling.
In order to ensure that the vehicle i
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