Pacific Automotive Network BMW 3 Series has a drain valve. The water drain screw of the BMW 3 Series water tank is at the bottom of the water tank. Open the screw to drain the water. The vehicle radiator generally refers to the water tank. The water filling port of the water tank is at the upper part of the water tank, and the drain valve is at the bottom of the water tank. It is filled with antifreeze, and tap water can be added under special circumstances.
The BMW 3 Series has a drain valve. The water drain screw of the BMW 3 Series water tank is at the bottom of the water tank. Open the screw to drain the water. The vehicle radiator generally refers to the water tank. The water filling port of the water tank is at the upper part of the water tank, and the drain valve is at the bottom of the water tank. It is filled with antifreeze, and tap water can be added under special circumstances.
The BMW 3 Series antifreeze is located in the engine compartment. The method of replacing the BMW 3 Series antifreeze is as follows:
First turn off the engine for 10 minutes, because the water temperature of the car that has just been turned off is high and will overflow. causing danger. Then press the water tank cover with a cloth, and then gently open the water tank cover. Unscrew the drain valve at the bottom of the water tank and drain the original coolant in the water tank. If the engine has a cylinder drain plug, you need to remove the plug and drain the remaining coolant in the cylinder. When no coolant flows out, tighten the drain valve and cylinder drain plug. Slowly pour new antifreeze into the water tank up to the highest mark on the water tank. Place the heater control button in the heating position, start the engine until there is heat in the radiator outlet pipe, and then turn off the engine. Finally, check the antifreeze liquid level and replenish it if it does not reach the maximum mark.
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