This page of Car Mechanic Simulator 2021 game guide describes the process of draining operating fluids before replacing them.
We instruct on how to use the drain tool.
Each tank must first be emptied, and only then filled up again.
The only exception is the windshield washer fluid, which can be added freely.
go for the engine to enter disassembly mode.
Select additional tools, and then the drain tool.
you gotta clink the tank itself, not its cap.
The coolant’s color is faintly green.
Newer cars have a separate coolant tank with a blue cap.
The power steering fluid is red and is contained in a black tank.
Old oil can be removed by using the oil drain.
After draining the engine fluids you better enter disassembly mode once again.
By clicking on the specific tank’s cap it’s possible for you to start pouring in the fluid.
Washer fluid can always be added freely with no need of replacing it.
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