BMW 3: Exhaust System
Exhaust turbocharger

Exhaust turbocharger
The exhaust turbocharger can be replaced individually and is exclusively made
of steel. The boost
charge pressure is still controlled by an electrical wastegate valve.
The Turbo on the B46TU and B48TU are different in design.
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The fuel system is made up of the fuel supply and fuel preparation systems.
The fuel supply includes
the fuel tank with all mounted parts and the fuel lines up to the engine
compartment.
The fuel p
The fuel preparation has again been adapted to meet the emission legislation
requirements. The high
pressure pump and the injectors have been revised and designed for an fuel
injection pressure of
3
The single-piston high pressure pump by Bosch, well-known from the B46
engine, is used. The high
pressure pump HDP6 is driven by a triple cam which is attached to the exhaust
camshaft. To be able
to
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Setting the date
Via iDrive:
1. "CAR".
2. "Settings".
3. "General settings".
4. "Date and time".
5. "Date:".
6. Turn the Controller until the desired day is
displayed.
7. Press the Controller.
8. Make the settings for the month and year.
9. "OK".
Setting the date format
Via iDrive:
1. "CAR".
Concept
Addresses, Points of Interest, and the current
position can be stored as Favorites.
Storing current position as a Favorite
General information
The current position can also be stored after entering
a destination or via the interactive map,
even while driving.
Storing
1. Press the button on t