BMW 3 Owners & Service Manuals

BMW 3: Set-up and use

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 Seats, mirrors, and steering wheel

Manually adjustable seats Forward/backward Thigh support Seat tilt Backrest width Lumbar support Height Backrest tilt Electrically adjustable seats Backrest width Forward/backward, heigh

 Infotainment

 Radio

Changing the entertainment source Sound output on/off, volume Programmable memory buttons Changing the station/track Waveband/satellite radio Navigation destination entry Entering a destinatio

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 Fuel preparation

The fuel preparation has again been adapted to meet the emission legislation requirements. The high pressure pump and the injectors have been revised and designed for an fuel injection pressure of 350 bar (5076 psi). Overview of fuel preparation Fuel delivery line Rail pressure sensor Di

 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. There is a coolant temperature sensor at the electrical heating output for this purpose. This way

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