Waste oil: role, processing and price

Changing the engine oil is necessary to drain the engine oil tank, crankcase and the entire circuit. Therefore, the recovered oil is called used oil. It is often filled with impurities and its original color has faded over time.

💧 What is drain oil?

When changing the engine oil, there will certainly be used oil present in the tank and oil. oil collection... Having emptied the circuit, you will recover within drain container for collecting oil loaded with impurities.

Waste oil, also called used engine oil, is the fluid that you will retrieve for replacement during this intervention. Moreover, oil filter will also be filled with used oil. Therefore, it will definitely need to be replaced with every oil change.

Engine oil needs to be changed periodically as it performs key functions: parts lubrication motor, removal of impurities present in the engine, corrosion protection and better refroidissement last.

Indeed, if you stay on used oil, the engine will clog up significantly and this will lead to excessive oil consumption. fuel... It should also be noted that used oil can be cleaned to remove the contaminants it contains and reused instead of new oil.

Since it is very harmful to the environment, you must collect it and take it to special collection points where it can be cleaned, among other things. If the engine oil is changed by a professional in the garage, it will be equipped with trays to collect the used oil and it will be treated.

🔍 How many liters of oil do I need to change the oil?

Typically, engine oil cans contain 2 to 5 liters liquids. However, the vast majority of liquids have a capacity 4 liters... This amount must be poured into the container provided for this purpose in your vehicle.

The According the viscosity level of your oil, it may take more or less time to reach the case. Therefore, the oil should be filled with care so that it does not overflow.

Also, if you want to speed up the flow of fluid, you can start the engine. This will heat the oil and make it easier for it to slide over the oil pan. Links to consider when adding oil are mostly minimum and maximum sizes : the level should be between these two ranges.

When you're done filling the container with oil, you can replace the plug and start the car. This will help circulate the new oil in your vehicle's engine system.

💡 Where to dispose of used oil?

Used oil is extremely harmful to the environment, it is one of the most dangerous oils found in nature. That is why its refusal is regulated by French law (articles R.543-3 of the Environmental Code) and since 2008 by the European level (article 21 of Directive 2008/98/EC).

For example, a liter of used oil can cover up to 1 square meters of water and destroy the flora and fauna present there. Therefore, it should not be poured into the pipes of sinks or toilets, but should be placed in a closed container next to waste oil treatment center or directly in your garage.

This will allow the oils to be processed and refined so that they can be used again. O 70% of used oils are processed remove contaminants. Some of these processed oils can then be reused for other purposes.

💸 How much does an engine oil change cost?

Cans with engine oil are not very expensive to buy: they cost between 15 € and 30 € depending on the brand of the selected oil, its type (synthetic, semi-synthetic or mineral) and its viscosity index. If you do the oil change yourself, all you have to do is buy a container and bring the used oil to a designated processing area.

However, if you go through the mechanic, you will have to factor in the labor cost. On average, this service costs from 40 € and 100 € in garages.

Used engine oil is a liquid that should be handled with care as it can be very dangerous if mishandled and in nature. In addition, draining the fluid from the engine is an important step towards preserving it and extending its service life. Check out our garage comparator if you want to find one near your home at a competitive price!