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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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
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
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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General information
The Teleservices, intelligent emergency call or
ConnectedDrive Services features are required
to use the services and applications described
here.
The content and scope of the services that are
available may vary by country. Therefore, it is
possible that some of the services an
Trunk lid and doors
Depending on the vehicle equipment and country
version, this setting may not be offered.
Via iDrive:
1. "CAR".
2. "Settings".
3. "Key button settings".
4. Select the symbol.
5. Select the desired setting:
"Tailgate"
The trunk lid is opened.
"Tailgate and door(s)"
The t