BMW 3: Electrical Heating
BMW 3 Series G20 (2018-2025) Training manual / Electrical Heating
READ NEXT:
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:
Interior mirror, manually
dimmable
To reduce the blinding effect of the interior mirror,
flip the lever forward.
Interior mirror, automatic
dimming feature
General information
The interior mirror is dimmed automatically.
Photocells are used for control:
In the mirror glass.
On the back of the mirror.
Overview
Functional requir
Labels
Three signs are attached to the housing of the high-voltage battery unit: 1
type plate and 2 warning
stickers. The type plate provides logistical information (e.g. part number) and
the key technical data
(e.g. nominal voltage). The warning stickers point to the lithium-ion technology
on the one h
© 2019-2025 Copyright www.bmw3g20.com
