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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 Coasting

Concept Under certain conditions the engine is automatically decoupled from the transmission in the D selector lever position. The vehicle continues traveling with the engine idling to reduce consumption. Selector lever position D remains engaged. This driving condition is referred to as coasting.

 Dual-mass flywheel

In order to reduce fuel consumption and CO2 emissions, high-charged engines are used, the number of cylinders is reduced and the drivable speeds are lowered. However, with these measures the torsional vibrations of the crankshaft are increased as a result of the acceleration during the work cycle

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