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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 Buttons for the central locking system

General information In the event of a severe accident, the vehicle is automatically unlocked. The hazard warning system and interior lights come on. Overview Buttons for the central locking system. Locking Press the button with the front doors closed. The fuel filler flap remains unlocked. The

 BMW Accident Assistance

Concept BMW Group Accident Assistance can be contacted if assistance is needed in the event of an accident. General information If the vehicle sensors detect a minor to moderately severe accident, which did not trigger any airbags, a Check Control message appears on the instrument cluster. In additi

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