BMW 3: Drive Components
BMW 3 Series G20 (2018-2026) Training manual / Drive Components
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Introduction
In the G20 PHEV, the B46B20O1 is an element of the BMW hybrid drive. The
4-cylinder engine,
which generates power of 135 kW (180 hp) and a maximum torque of 300 Nm,
guarantees mo
Fuel supply
For the operation of the combustion engine, the G20 PHEV is equipped with a
pressurized fuel
tank. As a result during purely electric driving it is guaranteed that the
gasoline fumes remain in
Components and their installation location
G20 PHEV components of the fuel supply in European version
Carbon canister
Pressurized fuel tank (in cast aluminum housing)
Fuel filler flap with cover
Fuel tank isolation valve
Cable for
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Warning function
Light in the exterior mirror
Prewarning
The dimmed light in the exterior mirror indicates
when there are vehicles in the blind spot or approaching
from behind.
Acute warning
If the turn signal is switched on while a vehicle is
in the critical zone, the steering wheel vibrates
briefly and the light
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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