Quick Answer: Does It Matter If You Put Different Oil In Your Car?

What happens if you put wrong engine oil in car?

You might notice a few oil spot in your garage or under your car because using the wrong oil can lead to leaks, or you might become aware of a burning smell while driving.

If the oil isn’t working as it should engine parts might not be lubricated well enough and cause friction, which can burn the oil..

Does it matter if you use 5w20 instead of 5w30?

The key difference between 5W20 and 5W30 motor oil is that the former is thicker or less viscous. … The more viscous motor oil is, the better it will be able to resist the heat and not break down. In this case, 5w30 oil will provide better overall engine protection than 5w20.

Is 0w20 better than 5w30?

It readily means that the 0 oil will flow well and better at a cold temperature more than 5W-30 oils even while maintaining the same viscosity. … Temperatures and certain climate conditions affect the use of 0W-20 over the 5W-30 engine oil.

Is Thicker oil better for high mileage cars?

A: Yes. This is a practical method to improve oil pressure in an older, high-mileage engine. The slightly thicker oil film from the heavier base weight oil – 10W – can help protect worn engine bearings as well.

What happens if I use 5w40 instead of 5w30?

Takeaway. If you are racking your brain to choose between 5w30 and 5w40, we recommend you go with 5w30. However, if it is too expensive or not available for use, you can always go with the 5w40, which is just as good and will not cause any damage to the engine parts.

Can you switch from 5w30 to 5w20?

you could switch. you wont gain fuel economy or hp…the 20 and 30 are just different viscosity ratings. just stick with whatever your engine/user manual says to use. There’s a TSB out that all 2AZ-FE engines should now be using 5w20.

What happens if I mix 5w20 and 5w30?

You can mix a 5W20 with a 5W30 oil with minimal amount of issues provided it the same manufacturer and the same API classification. … I would suggest just getting the oil changed.

Is it OK to put different oil in your car?

The good news is that mixing different types of oil it will not harm your engine in any way in the short run. Most synthetic and semi-synthetic engine oils are based on regular oil and are compatible. … The additives in synthetic oil may have limited or no effect at all when mixed with a regular engine oil.

Will it hurt to put 5w30 in a 0w20 engine?

0w20 is a fully synthetic motor oil. 0w being the winter weight, the viscosity of the oil at freezing temperatures. 20 is the finishing weight or how thick it is, when the engine is at operating temperature. 5w30 can be fully synthetic, however, putting it into your engine which is designed for 0w20 is a bad idea.

Will 0w20 hurt a 5w30 engine?

0W20 and 5W30 are very interchangeable in our cars. You can use any and your car will run fine and will not void any warranty for those of you under warranty.

Will 5w20 hurt a 0w20 engine?

Does 0W20 damage the engine? If used on an engine that works with 5W20, it will improve fuel efficiency as it has less drag at the crankshaft and is better at startup during cold temperature. But if used to replace a 5W-30, it will be detrimental to your engine.

Does 10w40 hurt 5w30 engine?

The recommended oil viscosity for your vehicle, according to Kia documentation, is 10W-40. If you drive the vehicle in exceptionally cold weather, well below 32 degrees, you can use 5W-30 oil but even 10W-40 is still perfectly OK to use if outdoor temperatures are below freezing.

What happens if I put 10w40 instead of 5w30?

If you use 10-w-40 instead of 5-w-30 specified by the manufacturer then the viscosity of 10-w-40 used by you will be higher and oil thicker than what is specified during winters. Similarly the oil viscosity will be higher and oil thicker than specified during summers.

What happens if I use 0w20 instead of 5w30?

0w-20 is simply a different viscosity of oil. It won’t be an advantage to your engine if your manufacturer suggests you use 5w-30 and may indeed be a detriment to your engine. 0w-20 may be a recommended oil for certain conditions for your engine and may not be recommended for your engine.

Is it bad to put thicker oil in your car?

Oil that’s too thick may not flow quickly enough Since thicker oils don’t transfer heat as well as thinner oils, operating temperatures will increase, too, possibly leading to accelerated chemical break down and harmful sludge and deposits.

Is mixing 5w30 with 10w30 bad?

Mixing different oils will not improve the performance or efficiency of the engine in any way. … 5w30 and 10w30 are both 30 weight oils and the exact same thickness in your engine when it is at operating temperature. The 5w30 is better because it thickens less when cool or cold.