How to change antifreeze for Toyota Land Cruiser 4500 water tank?

Steps for replacing antifreeze: Steps for replacing antifreeze:

1.

Unscrew the water tank cover, open the water tank drain valve, generally under the car, and release antifreeze.

2.

Clean the cooling system and continuously inject fresh water into the engine cooling system. In the process of flushing, let the engine run at idle speed and keep the circulation of clear water inside until the water tank releases clear water.

3.

Stop injecting clean water and close the water valve.

4.

Add new antifreeze until the liquid level is between the highest and lowest water level scales.