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What size socket fits an oil drain plug?

The size of the socket needed to remove an oil drain plug typically ranges from 10mm to 19mm, with the most common sizes being 14mm, 15mm, and 17mm. The exact size will depend on the make and model of the vehicle, as well as the specific design of the oil drain plug.


Understanding Oil Drain Plugs


The oil drain plug is a crucial component of a vehicle's oil change system. It is located at the bottom of the oil pan and is used to drain the old oil from the engine. The plug is typically made of metal, such as steel or aluminum, and is threaded to screw into the oil pan.


Determining the Correct Socket Size



  • The most common socket sizes for oil drain plugs are 14mm, 15mm, and 17mm.

  • Larger vehicles, such as trucks and SUVs, may have oil drain plugs that require a 19mm socket.

  • Smaller vehicles, such as compact cars, may have oil drain plugs that require a 10mm or 12mm socket.

  • It's important to check the owner's manual or consult a repair manual for your specific vehicle to determine the correct socket size.


Knowing the correct socket size is essential for safely and efficiently removing the oil drain plug during an oil change. Using the wrong size socket can damage the plug or the oil pan, leading to costly repairs.


Tips for Removing the Oil Drain Plug



  • Make sure the engine is cool before attempting to remove the oil drain plug.

  • Use a quality socket wrench and socket that fits the plug snugly.

  • Apply steady, even pressure when loosening the plug to avoid stripping the threads.

  • Be prepared to catch the old oil in a drain pan or container.

  • Dispose of the old oil properly, as it can be harmful to the environment.


By following these tips and using the correct socket size, you can safely and efficiently remove the oil drain plug during an oil change.

What size ratchet do I need for an oil change?


Ratchet and Socket Set
Get a set that includes some metric and SAE sizes, and if you're starting out, a 3/8” drive should do just fine.



What wrench do you need for an oil change?


Place a 3/8-inch (0.9 centimeters) socket in the socket wrench, fit it over the drain plug's nut and turn it counterclockwise. The oil drain plug should open easily, draining the used oil from the engine. Make sure to place a bucket and some newspaper under the car's engine to catch all the draining oil.



What size socket is an oil drain plug?


What size wrench to use for an oil drain plug depends on the size of the oil drain plug itself, which is a long bolt head. There is no universal oil plug size, but they do come in just a few several standard sizes, such as ¼ inch (. 6 centimeters), 3/8 inch (. 9 centimeters), ½ inch (1.3 centimeters), etc.



Are oil drain plugs universal?


Let's get one thing straight: oil drain plugs are not universal. Just because an oil drain plug has the thread pitch you need for a vehicle, that doesn't mean it will work with the oil drain pan. Here's what you need to know about oil drain plugs and gaskets so you can select the right replacements.



What size is a standard oil plug?


Oil Drain Plug Standard M12-1.5, Head Size 17Mm.



What size wrench for changing oil?


3/8″
Just use a wrench, or even better, a 3/8″ ratchet with the right socket on it until the plug is tight to the pan. Then just give it a good 1/4 turn like dad used to say!.. Don't overthink an oil change.



Are oil drain plugs universal size?


Let's get one thing straight: oil drain plugs are not universal. Just because an oil drain plug has the thread pitch you need for a vehicle, that doesn't mean it will work with the oil drain pan. Here's what you need to know about oil drain plugs and gaskets so you can select the right replacements.



What is the most common ratchet socket size?


3/8 inch
3/8 inch: The most common drive size, suitable for a wide range of applications. 1/2 inch: Used for larger, heavier-duty tasks.



What is the most common automotive socket size?


The most commonly used and sold SAE sizes for wrenches and sockets are:

  • 5/16″
  • 3/8″
  • 7/16″
  • 1/2″
  • 9/16″
  • 5/8″
  • 11/16″
  • 3/4″



What size socket do I need for oil?


Most common sizes you need are 7, 8, 10, 12, 18 and 19. Well I did a full PDI (obviously didn't change fluid yet), and didn't need more than 16. You need an 18 for the spark plug and the 19 for the oil. Pretty much everything else can use the smaller sockets.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.