BMW 5 Series Owners & Service Manuals

BMW 5 Series: Vacuum Supply

Vacuum pump

Vacuum pump
Oil vacuum pump, B58/B58TU engine

  1. B58 engine, tandem oil pump with integrated vacuum pump
  2. B58TU engine, oil pump
  1. Vacuum pump
  2. Oil pump

Vehicles with a gasoline engine and "traditional brake system" need a vacuum pump to boost the pedal force. In vehicles with a gasoline engine and DSCi brake system no vacuum boost is required as in the DSCi brake system the pedal force is boosted hydraulically. The graphics show the oil pumps of the B58 engine and the B58TU engine with combined vacuum pump and without vacuum pump.

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     Cooling System

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    A new development for the B58TU engine is the split cooling. A cooling concept which is used the N63 TU2. The split cooling function uses the electric split cooling valve, eSCV, to enable on-demand

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    Heat management module with electric split cooling valve Electric split cooling valve To guarantee optimal heat distribution during the cylinder head and crankcase warm-up, the coolant supply fo

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     Functional prerequisites

    To use the Parking Maneuvering Assistant function, the following basic prerequisites must be met: The doors must be closed The trunk lid must be closed The driver's seat belt must be fastened The parking brake must be released Measuring parking spaces Parking spaces are measured while driving

     Crash-relevant functions

    The Advanced Crash Safety Module must fulfil the following crash-relevant functions: Evaluating the sensor signals Impact detection Determining actuators to be activated Specifying the trigger time and trigger sequence Activation of the ignition circuit output stages Sending the crash messag

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