BMW 3: Fuel System
BMW 3 Series G20 (2018-2024) Training manual / B46TU-B48TU Engines / Fuel System
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 preparation system consists of the fuel filter lines in the engine compartment and all the fuel system parts on the engine.
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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
3
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
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Antifreeze and corrosion inhibitor
The cooling system of the G20 PHEV is filled with the new antifreeze and
corrosion inhibitor Frostox
HT-12. The new antifreeze and corrosion inhibitor increases the long-term
stability and corrosion
protection of the components. It replaces the well-known antifreeze and
corrosion inhibitor Glysan
Playback
General information
Once an audio source has been selected, information
on playback appears on the Control Display.
Information available for the current track followed
by the playback list is shown on the Control
Display. Content and scope of the playback
list depend on the type of the selected pl
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