BMW 3: Fuel preparation
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 350 bar (5076 psi).
Overview of fuel preparation
- Fuel delivery line
- Rail pressure sensor
- Direct rail
- Quantity control valve
- High pressure pump
- Solenoid valve injector
Strict cleanliness must be observed when carrying out any work on the fuel system !
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Fuel high-pressure pump
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
Direct rail
Injector mounting
Mounting bolts
Plastic sleeve (not required to be reinstalled after taken apart for
service)
Holding clamp with bayonet fitting
Rail
Solenoid valve injector
Casting lug
Th
Solenoid valve injector
Measures at the solenoid valve injector
The following graphic illustrates the differences between the HDVE5 and HDEV6
fuel injectors:
Solenoid valve injectors
Solenoid valve injector HDEV5
Soleno
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Displaying Points of Interest on
the map
Concept
The Points of Interest categories can be displayed
on the map as symbols.
Selecting categories
1. Press the button on the
Controller.
2. Move the Controller to the right.
3. "Settings".
4. "Map settings".
5. "Points of interest on the map".
6. Select the desired setting.
The display
Ventilation
Concept
The air flow directions can be individually adjusted.
Adjusting the ventilation
General information
The air flow directions can be adjusted for direct
or indirect ventilation.
Open the vents and position them to ensure effective
climate control.
Direct ventilation
The air flow is directed t
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