BMW 3: Electrical Heating
BMW 3 Series G20 (2018-2026) 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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Speed Limit Info
Speed Limit Info
Concept
Speed Limit Info shows the currently valid speed
limit in the instrument cluster and, if necessary,
the Head-up Display.
General information
The camera in the area of the interior mirror detects
traffic signs at the edge of the road as well
as variable overhead sign posts.
Load point increase
Raising the load of the combustion engine at consistent engine speed is
called load point increase.
This results in an increase in performance and the option to operate the
combustion engine in
the optimal range. The arising resistance, which counteracts the combustion
engine, must be
compensate
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