BMW 3: Cooling System
BMW 3 Series G20 (2018-2026) Training manual / B46TU-B48TU Engines / Cooling System
- Split cooling
- Heat management module
- Operating strategy
- Operating temperature
- Coolant pump
- Exhaust System
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Split cooling
Split cooling is a new development for the B46TU engine. This cooling concept
is a modified version
of which is already used in the N63TU2.
The Split Cooling function uses the electrical Split Cooli
Heat management module
The heat management module replaces the characteristic map thermostat.
Heat management module
Electrical Split Cooling Valve (SCV)
Coolant output towards the coolant pump
Electrical actuator
Rot
Operating strategy
The following graphic shows the positions of the rotary valve as the coolant
temperature increases:
Switching diagram heat management module
0% - Rotary valve closed
100% - Rotary valve open
Cold
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Engine oil
General information
The engine oil consumption is dependent on
your driving style and driving conditions.
Therefore, regularly check the engine oil level after
refueling by taking a detailed measurement.
The engine oil consumption can increase in the
following situations, for instance:
Sporty dr
Overview
General information
The navigation system can determine the precise
position of the vehicle with the aid of satellites,
and can reliably guide you to every entered
destination.
Navigation data is stored in the vehicle and can
be updated from a USB storage device.
Certain services of the navigation
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