BMW 3: Navigation system
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General information
The navigation system can determine the precise
position of the vehicle with the aid of satellites,
and can reliably guide you to every entered
destination.
Navigation data is sto
Concept
Additional information for the navigation can be
displayed in the right part of the split screen.
Switching on/off
1. Press the button on the
Controller.
2. Move the Controller to the right.
General information
Navigation data is stored in the vehicle and can
be updated from a USB storage device.
Current navigation data is available from a dealer's
service center or another qualified ser
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Detailed magnification of the IROX coating
IROX-coated bearing shell
Oil film
IROX coating
Bearing shell
Binding resin
Hard particle
Solid lubricant
The IROX coating is applied to a conventional bearing shell. It consists of a
binding resin matrix made
of polyamide-imide with embedded har
Connecting rod
Piston
Area transferring the force
Wrist pin
Connecting rod bearing with shaped bore hole
Connecting rod
Connecting rod bearing (B46TU only)
Small connecting rod eye (trapezoidal shape)
Large connecting rod eye (cracked)
Connecting rod bolts of the connecting rod bearing ca