BMW 3 Owners & Service Manuals

BMW 3: Data memory

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 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 nec

 Data entry and data transfer into the vehicle

General information Depending on the vehicle equipment, comfort and individual settings can be stored in the vehicle and modified or reset at any time. For example, this includes: Settings for the

 Services

General information If the vehicle has a wireless network connection, this enables data to be exchanged between the vehicle and other systems. The wireless network connection is realized via an in-veh

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 Operating concept

Concept iDrive includes a large number of functions. These functions can be operated via the Controller and, depending on the equipment version, via touchscreen, voice activation system or gesture control. Safety information Warning Operating the integrated information systems and communication de

 Engine housing, Crankshaft drive

Engine housing Cylinder head The cylinder head is made of aluminum. Only slight modifications have been made to the B46TU head compared to the B46. Cylinder head Crankshaft drive Crankshaft Comparison B46 crankshaft with B46TU crankshaft The crankshaft of the B46TU engine have been revised. Materi

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