BMW 3 Owners & Service Manuals

BMW 3: Entertainment system

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 Control elements

Buttons and functions Press: switches sound output on/off. Turn: adjusts the volume. Change the entertainment source. Press once: changes the station/track. Press and hold: fast forward/ rewind th

 Entertainment sources

General information Possible entertainment sources: Radio Depending on the equipment: audio CD Depending on the equipment: video DVD Music hard disk USB audio USB video Bluetooth audio Screen

 Tone

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 Fuel high-pressure pump

The single-piston high pressure pump by Bosch, well-known from the B46 engine, is used. The high pressure pump HDP6 is driven by a triple cam which is attached to the exhaust camshaft. To be able to accommodate a fuel system pressure of 350 bar (5076 psi), the pump piston and tappet have bee

 General information

Electronic control devices are installed in the vehicle. Electronic control units process data they receive from vehicle sensors, self-generate or exchange with each other. Some control units are necessary for the vehicle to function safely or provide assistance during driving, for instance driver

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