BMW 5 Series Owners & Service Manuals

BMW 5 Series: Crankcase

Honing process

Engine housing
Honing process "old/new"

  1. Previous manufacturing process of internal cylindrical honing
  2. New manufacturing process of form honing

The cylindrical bore hole of a combustion engine becomes deformed during the operating condition by thermal loads. Form honing allows this deformation to be achieved in production, so that there is an almost cylindrical shape in the operating condition. This has a positive effect on the emissions quality, oil and fuel consumption, as well as output and wear.

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    Features: Chain drive at the side of the engine emitting the forces Single-part chain drive for driving the camshafts Single sleeve-type chain 8 mm Electric motor of the combined oil-vacuum

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    Comparison between chain track of B58 engine and B58TU engine Chain track, two-part timing chain drive B58 engine Chain track, single-part timing chain drive B58TU engine 6-cylinder engine Up

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     Wiper system

    General information Do not use the wipers if the windshield is dry, as this may damage the wiper blades or cause them to become worn more quickly. Safety information Warning If the wipers start moving in the folded away state, body parts can be jammed or damage may occur to parts of the vehicle. The

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    General information The new BMW 5 Series with the development code G30 will be equipped with a further developed and optimized heating and air conditioning system. The heating and air-conditioning system is similar to the BMW G12. The G30 uses the new R1234yf refrigerant. A brushless blower motor

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