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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If the driver adjusts a desired temperature at the IHKA controls, the IHKA
calculates a corresponding
nominal temperature and compares it to the actual output temperature of the
electrical heating.
There is a coolant temperature sensor at the electrical heating output for this
purpose. This way
Button in the vehicle
Intelligent Safety
Camera
The camera is installed near the interior mirror.
Keep the windshield in front of the interior mirror
clean and clear.
Radar sensors
The radar sensors are located in the front
bumper.
Front side bumper.
Front center bumper.
Keep the radar sensors