Driving Without An Oil Cap: What You Need To Know

Refilling and changing the engine oil is one of the frequent maintenance requirements every driver faces. Misplacing your oil cap after changing oil is rare but happens to a lot of drivers, especially careless ones.

Before we go straight to the major purpose of writing this article, you need to know the risk of driving without an oil cap.

Risks of Driving Without An Oil Cap

If you are driving without an oil cap, then it will affect your car engine if you don’t cover it immediately. Not covering your engine oil can cause several engine problems that can be expensive to correct, or catastrophic for your engine.

1. Particles

You need to know that when you are driving without your oil cap, your car oil supply will be able to open to the air. All roads are not clean, so the debris on the road’s surfaces will get into the oil.

Even though all cars come with an oil filter that is designed to protect your engine for a time, but, it will clog with the extra debris. The particles in the oil will start to lodge into the engine and generate friction, it may cause wear and tear or heat. You may be hearing knock noises as an indication of this, and if this is happening, it may cause your engine rods to loosen.

2. Oil Leakage

You don’t need anyone to tell you that when you are driving without an oil cap your car engine oil will start to leak as soon as you start your engine especially if you are driving in potholes or speed bumps on the road.

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Oil leakage will cause cleanup problems, which is the main concern is low levels of oil for your engine to use. Small volumes of oil will cause a lack of lubrication of the engine, and increase wear and tear. Your car needs oil to clean your engine and remove heat from engine parts that are not regulated by the radiator coolant.

Oil leakage will cause insufficient oil that’s bad for your engine because sufficient oil is required to maintain adequate engine power and protect your engine from corrosion.

Now you know the dangers and disadvantages that come with it when you are driving without your engine oil cap on.

You don’t need an expert or professional mechanic to tell you you need to know that driving without an oil cap is unsafe for you and your vehicle because it can lead to irrevocable engine damage. Without a seal, the oil will leak into the engine compartment. Your engine could overheat if there isn’t enough lubrication. This can cause several damages that may lead to engine replacement.

Getting A Replacement Oil Cap

You can get your car engine oil cap in the available stores near you. Likewise, you can get universal caps or several online stores including Amazon and others.

Several oil caps are available to choose from. You need to do proper research, especially if you are buying online before choosing your car oil cap. You will be able to buy an oil cap that will close your engine oil perfectly.

You can also consult your mechanic so that they will be able to buy it for you.

How Can I Know If My Car Is Low On Oil?

A lot of drivers don’t know that they have lost their engine oil cap. If you notice any of these symptoms, then you need to check your engine oil cap.

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The first indication you will have is that your car oil is very low and needs a top-off or a change, these are common symptoms because the warning light will come on in your vehicle. You need to take the warning seriously because running your car with insufficient oil will harm your engine and will lead to severe mechanical issues.

If you use an older model of car, then you need to get the routine of performing the dipstick test so that you will be able to keep yourself apprised of the current oil volume. There are more things that your car will do to indicate a low oil level. Low oil volume will mean your engine components aren’t being lubricated sufficiently, it may also create undesirable engine noises as the components rub against each other.

What to Do After Discovering You’ve Been Driving Without An Oil Cap – Engine Oil Cap Left Off

Your car engine will indicate a lot of signs, you may notice some oil spilled on your driveway, or a light indicating that your engine is running hot or your oil level is very low.

If you can’t find your car engine oil cap after checking it, then you need to do this immediately so that you will be able to prevent your engine from server damages

1. Put the cap back on

If you can find the engine oil cap in any part of your car, then you need to put the cap back immediately.

A lot of drivers misplace their engine oil caps in their garages or other places when they are changing their engine oil.

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If you’re lucky to find your engine oil cap, you need to place it back before cleaning the oil linkage if there is any.

2. Get an oil change

It is necessary to get an oil change after discovering that you have been driving for a long time without your engine oil cap. It is recommended to change your oil because a lot of particles may have entered your engine oil and they may have caused several damages, this is the best solution because you need to replace the oil immediately so that you will be able to prevent your engine from severe damage via friction especially you drive in a dirt track, or a stone road, without a finished surface.

2. Change your oil filter

You also need to change your oil filter if it is affected or necessary, especially after consulting a mechanic.

The main function of an oil filter is to remove dirt or grime particles from your oil before it gets into the engine to cause damage. But, its capacity is limited, and it may become full while driving without an oil cap.

Can You Add New Oil To Old Oil?

You can add new oil to your old engine oil, if you use the same weight and type of oil, you will be able to add to your old oil with new oil. When you are doing your oil change, you don’t need to remove all of the old oil before adding in the new or clean oil. So old oil will always mix with new oil.

But, if your old oil requires changing because the oil no longer has a clear golden color, then you need to change the old oil completely.