BMW 3 Owners & Service Manuals

BMW 3: 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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 Memory function

Concept The following settings can be stored and, if necessary, retrieved using the memory function: Seat position. Exterior mirror position. Height of the Head-up Display. General information Two memory locations with different settings can be set for each driver profile. The following settin

 Depending on the equipment version: emergency brake function, Active PDC

Concept The emergency braking function of PDC initiates an emergency braking in case of acute risk of collision. General information This function may not be available. Contact your authorized dealer's service center or another qualified service center as to whether this additional function is curr

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