How to remove excess oil from car?

Engine oil lubricates car interiors, reducing friction and wear on moving parts. You may have filled your engine with oil as a car owner and are unsure of how to drain the excess oil. Thankfully, CarMats consulted with subject matter experts, and here’s what they had to say.

You must drain any extra oil from your car if you don’t want to harm the engine. The following are detailed instructions for draining extra oil from a car:

  • Open the hood of the car after turning the engine off.
  • Remove the drain plug and drain the entire amount of oil.
  • Reinstall the drain plug.
  • Fill the funnel with the oil.

Without the aid of an expert, you can easily remove extra oil from a car. Simply pay close attention to the step’s instructions. For thorough instructions on how to drain extra oil from a car, continue reading.

How to Remove Extra Oil From a Car

A four-cylinder automobile engine typically needs 4-5 liters of oil, a six-cylinder automobile engine needs 5.5 liters of oil, and an eight-cylinder automobile engine needs 4.5–7.5 liters of oil.

Knowing how much oil your engine can handle before topping it off is a good idea. However, you can carry out the following procedures to drain your car of extra oil:

Step 1: Deactivate the engine and raise the car’s hood.

Turning off your car’s engine is the first step in removing extra oil from the system. Open your car’s hood after that, and place an oil pan underneath.

Step 2: Remove the drain plug and drain the oil completely.

The drain plug must then be unscrewed in order for all the oil to enter the pan after the pan has been placed underneath. Depending on the temperature and viscosity of your oil, this could take a while.

Step 3: Replace the drain plug.

After draining all the oil into a pan, replace the plug, remove the engine cap that has oil on it, and insert the funnel into it.

Step 4: Fill the Funnel With Oil

Don’t pour all the oil, please. When the engine has enough oil, remove the funnel. A dip-stick can be used to check. Reinstall the engine cap, then zip up the hood. Pour the extra oil back into the container so it can be used later.

Adding fresh oil to the vehicle

Alternative Methods for Cleaning Extra Oil From Cars
Various techniques can be used to drain the engine of a car of excess oil. Here are some additional techniques you can use to drain your car of extra oil:

Suction-Pipe Technique

One of the most straightforward techniques for draining oil is this one. All you need for this technique is a suction pipe. Feed the pipe exactly as you would your feed gage, then try to draw the extra oil out. Although this method is simple, it takes too long.

Oxygen-hose technique

Using an oxygen hose and a syringe, you can also get rid of extra oil in your care. To do this, take out the dipstick, insert it into the hose, and allow the oil to drain.

Will an automobile burn off extra oil?

The extra oil won’t burn off if your car is operating normally. Therefore, you should drain any excess oil from your engine because it could harm it.

Only a small amount of oil is used in the engine, and most of the oil is replaced by burned hydrocarbons. By blowby, this hydrocarbon is transported. As a result, oil levels typically stay in the proper range throughout.

What Takes Place If Oil Level Exceeds Max?

Since some people find it challenging to gauge the precise amount of oil to add, overfilling your car with oil can result in serious damage to the engine.

The crankshaft can come into contact with oil when there is too much oil in the engine because the oil pan will be overfilled. This results in a foamy substance that can’t effectively lubricate the engine.

Additionally, an engine with too much oil in it will only experience too much pressure. This will cause the oil to start looking for a way out through various seals and gaskets. If they are unable to do so, leaks could begin, raising the cost of repairs.

The following are some consequences of overfilling your vehicle’s engine oil:

Engine Injury

The pressure on the crankshaft will rise if there is too much lubricant in the system. Additionally, improper lubrication of the engine’s components will result in increased engine wear if engine oil is not at the proper pressure.


If you see an oil pool under your car, you might have overfilled. If the oil plug is loose underneath the car, be sure to check it because that could also be the cause of the leak.

Smoke White

If you notice a lot of thick, white smoke while you are driving, the engine may be burning too much oil. The main reason for this is fluids.

What Permissible Oil Overfill Amount?

Similar to how changing the oil is necessary to keep your engine running smoothly for a long time, either overfilling or underfilling can lead to serious issues.

You might be wondering if it is okay to slightly overfill since it is not advised to underfill. Don’t overfill because the extra oil will make the lubricant less effective and cause the oil to run out, which will damage the engine.

It shouldn’t be a problem if the oil level is just a little bit higher than what is advised. Generally speaking, an engine can be overfilled by about 20%, but it is best to fill an engine according to the manufacturer’s recommendations.

Foam will be noticeable on the dipstick when the vehicle is filled with more than that. Here, draining the oil and then refilling it to the recommended level is the best course of action.

Can I combine synthetic and conventional oils?

a car mechanic checking the oil

As long as you only do it occasionally, mixing synthetic and regular oils won’t harm your car.

You must understand the purpose of motor oil and the drawbacks of mixing. Combining different oils won’t change how each oil is scientifically formulated or improve how well your engine or oil performs.

Adding synthetic oil to regular oil should only be used as a temporary solution and not on a regular basis. It’s okay if the only option available to you when topping off your car is to combine regular and synthetic oil.

Because synthetic oil is more expensive than regular oil, mixing might be a waste of money.

What shade ought to engine oil to be?

Regular oil checks and changes, as advised by the manufacturer, are essential for taking good care of your car. This is due to the fact that changing the oil on a regular basis keeps the engine clean, stops rust, and keeps it running for a very long time.

New engine oil should typically be amber or almost yellow in color. In addition to lubricating the moving parts of the engine as new oil is added, the process also cleans the engine to ward off rust and corrosion.

So, it is recommended that you check the color of the oil in your car. This will give you an idea of how your engine is doing and help you find problems like contamination and leaks.

Although it doesn’t take long, checking your oil’s color gives you a chance to see the oil level.

All you need to do to check your engine oil is park your car and give the engine 10 to 15 minutes to settle. Locate the oil dipstick by opening the hood. Clean it by taking it out. After that, re-insert the dipstick into the tube.

To determine the level and color of the oil, wait a moment and then pull it out once more. Heat, additive deterioration, and contaminants can all affect the color of engine oil.

Finally, add fresh oil to the vehicle’s engine.

Engine oil is a crucial component of a car because it lubricates the moving parts. To increase the lifespan of the vehicle, monitoring the oil is advised.

Do not under- or over-fill your engine with oil as this could seriously harm your car. In case you accidentally overfill, drain the extra oil.

See more:

How Long To Let Car Sit Before Checking Oil?

How to start a car after running out of oil?