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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 Heat management module

The heat management module replaces the characteristic map thermostat. Heat management module Electrical Split Cooling Valve (SCV) Coolant output towards the coolant pump Electrical actuator Rotary valve A rotary valve inside the heat management module ensures needs-driven cooling of the var

 Overview

Buttons in the vehicle Park assistance button Panorama View Cameras Front camera Rearview camera One camera is located at the bottom of each exterior mirror housing. The image quality may be impaired by dirt on the camera lenses. If required, clean the camera lenses. Switching on/off Switchin

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