BMW 5 Series: Introduction
The product information "B58 Engine" serves as the basis for this document. This document exclusively describes the changes to the B58 engine and serves to support Technical Service.
Due to the huge similarities, the two engines are described in the one document.
Innovations
To meet the legal requirements for emissions, a number of technical improvements have been implemented. The technical updates for the B58TU engine include the following new features:
New features on the B58TU engine
- Fuel preparation with 350 bar injection pressure
- Cylinder head with integrated exhaust manifold
- Adapted exhaust turbocharger made from steel
- Split cooling
- Coolant pump with integrated pressure relief valve
- Heat management module with electric split cooling valve
- Single-part chain drive
Weight savings in the crankshaft drive area, injection pressure boosting in the fuel preparation area, and function changes in the engine cooling area have made it possible to reduce the CO2 emissions by 2.5%, while increasing engine performance by 10 kW/50 Nm. (13 hp/36 lb-ft)
Technical data
The following engine versions are described in this product information:
Performance diagrams
Comparison of performance curves between B58B30M1 and B58B30M0 engine
Model overview
The following table provides an overview of the models in which the new B58TU engine is used from 07/2018:
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Cylinder head
The following figures show the two cylinder head variants with and without
the cylinder
head-integrated exhaust manifold.
Cylinder head of B58TU engine
Cylinder head with integrated exhaust manifo
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Panorama View
Panorama View enables the driver to see the cross traffic at blind exits and
intersections before
proceeding and provides the driver with optimum assistance in this situation.
Road users that are
hidden by obstacles to the side of the vehicle are sometimes only seen by the
driver very late or not
Limits of the system
Due to the physical limits during the ultrasonic measurement, obstructions
may not be detected by the
Park Distance Control system. Several examples of this are shown below:
If the objects are thin or wedge-shaped.
When the objects are low.
When objects that, due to their shape, have corners an
