BMW 5 Series: Gasoline engines
B468/B58 Engine
The B46/B58 engines have two separate coolant circuits. The coolant in the
low-temperature coolant
circuit to cool the charge air. The coolant in the high-temperature coolant
circuit to cool the engine.
The two coolant circuits each have their own expansion tank.

Overview of the components of the cooling system B46/B58 engine in the G30
- Low-temperature radiator
- High-temperature radiator
- Fan
- Charge air cooler (integrated in the intake pipe)
- Transmission oil-to-coolant heat exchanger
- Expansion tank, low-temperature circuit
- Expansion tank, high-temperature circuit
N63TU2 Engine

Overview of the components of the cooling system N63TU2 engine in the G30
- External radiator (high-temperature coolant circuit)
- Charge air cooler (indirect charge air cooler)
- Expansion tank, low-temperature circuit
- Expansion tank, high-temperature circuit
- Radiator high-temperature coolant circuit
- Radiator low-temperature coolant circuit
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Gasoline engine
System overview of the gasoline engine fuel supply in the G30
Purge air line, carbon canister
Fuel feed from fuel tank
Data line to fuel pump control module
Delivery unit
Fuel f
Engine control unit
The new 8th generation of Bosch engine control units already used in the G12
is used in the G30.
Its appearance is characterized by a uniform housing and a uniform connector
str
The revised 8HPTU automatic transmission, which is already known from the F23
(2 Series BMW
convertible) and F85/F86 (BMW X5 M, BMW X6 M) and G12 is used in the G30.
The special features of the auto
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Concept
xDrive is the all-wheel-drive system of the vehicle.
The interaction of xDrive and DSC Dynamic
Stability Control further optimizes traction and
driving dynamics. xDrive variably distributes the driving forces to the front
and rear axles as demanded
by the driving situation and road surface
Welcome lights
General information
Depending on the equipment, the exterior lighting
of the vehicle can be set individually.
Activating/deactivating
Position of switch:
Via iDrive:
1. "My Vehicle".
2. "Vehicle settings".
3. "Lighting".
4. "Exterior lighting".
5. Select the desired setting:
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