BMW 5 Series: Crankcase
Honing process

Honing process "old/new"
- Previous manufacturing process of internal cylindrical honing
- 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
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
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Bus overview
ACC - Active Cruse Control also known as Long Range Radar sensor (LRR)
ACSM - Advanced Crash Safety Module
AMPT - Top HiFi amplifier
ASD - Active Sound Design
BDC - Body Domain Controller
CON - Controller
DME - Digital Motor Electronics
DME2 - Digital Motor Electronics 2
DSC - Dynamic
General information
The home address must be created to apply it as
a destination.
Defining the home address
1. Press the button on the
Controller.
2. "Set home address".
3. Enter the address.
Using the home address as the
destination
1. Press the button on the
Controller.
2. "Home".
Enter ho