The Ultimate Hyundai Sonata Transmission Fluid Change Guide

As an owner of Hyundai, you know the importance of transmission fluid changes. Instead of paying $300 at a dealership, you can do it for a fraction of the cost. While the specific procedure may vary for different Hyundai models, the general steps are almost the same.

Gather the necessary tools and materials to change the transmission fluid in a Hyundai Sonata. Prepare the engine compartment and remove the bottom panel. Locate the fill plug and drain the fluid. Refill the transmission, check the fluid level, and reassemble the vehicle.

Stay tuned for a DIY Hyundai Sonata transmission fluid change that won’t break the bank. Let’s explore.

Hyundai Sonata Transmission Fluid Type

The appropriate transmission fluid for a Hyundai Sonata can vary depending on the model year and the type of transmission installed in the vehicle. Here are the types of transmission fluid for different models of Hyundai Sonata.

• Hyundai SP-IV-RR ATF- This transmission fluid is used in newer Hyundai Sonata models with automatic transmissions, typically from model year 2012 and onward.
• Hyundai ATF SP-IV or Hyundai SP-IV M-These are older versions of transmission fluid used in Hyundai Sonata models with automatic transmissions. They were commonly used in models from 2006 to 2011.

Note: If you are looking for assistance with changing the transmission fluid in your Chrysler 300, read this article: How to change transmission fluid Chrysler 300. 

Hyundai Sonata Transmission Fluid Capacity

The transmission fluid capacity for various model years of the Hyundai Sonata is as follows:

• The transmission fluid capacity for Hyundai Sonata models from 1998 to 2003 is 2.1 liters or 4.4 pints.
• The transmission fluid capacity for Hyundai Sonata models from 2004 to 2008 is 1.9 liters or 4 pints.
• The total fill capacity for Hyundai Sonata models from 2009 to 2013 is 7.1 liters or 7.5 quarts.
• The transmission fluid capacity for Hyundai Sonata models from 2014 to 2018 is 1.9 liters or 2 quarts.
• The total fill capacity for the 2019–2023 Hyundai Sonata models is 6.5 liters or 6.9 quarts. 

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Hyundai Sonata Transmission Fluid Chart

Model	Transmission Type	Fluid Type	Fluid Capacity
1998 to 2003	F5M22-2 5-speed Manual Transmission	Hyundai ATF SP-IV or Hyundai SP-IV M	2.1 liters
2004 to 2008	M5GF2 5-speed Manual Transmission	Hyundai ATF SP-IV or Hyundai SP-IV M	1.9 liters
2009 to 2013	A6LF2 6-speed Automatic Transmission	Hyundai ATF SP-IV or Hyundai SP-IV M	7.1 liters
2014 to 2018	8 speed A8MF1 Automatic Transmission	Hyundai SP-IV-RR ATF	1.9 liters
2019 to 2023	8 speed A8MF1 Automatic Transmission	Hyundai SP-IV-RR ATF	6.5 liters

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Hyundai Sonata Transmission Fluid Check

To check the transmission fluid in a Hyundai Sonata, follow these steps:

• Remove the dipstick from the transmission, being cautious to avoid any spills or drips.
• Take a clean rag and wipe off the dipstick, similar to how you would check the engine oil.
• Insert the dipstick back into the transmission, and then remove it again to examine the fluid level.
• If the fluid level is low, use the transmission fluid recommended for your Sonata to top it off.

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How Often to Change Transmission Fluid Hyundai Sonata?

Hyundai Sonata transmission fluid should be changed every 30,000 miles to maintain optimal performance. Neglecting regular fluid changes may result in transmission slipping. You can also change it before 30,000 miles if you feel a decrease in vehicle performance.

Hyundai Sonata Transmission Fluid Change [Easy Step-by-Step Guide]

When dealing with changing the automatic transmission fluid on your Hyundai Sonata, follow the steps below.

Step 1: Arrange The Required Tools and Materials.

Before you start, make sure you have the following tools and materials:

• MaxLife Full Synthetic Multi-Vehicle ATF (Hyundai spec)
• Phillips screwdriver
• 24mm socket
• 22mm socket
• 1/2-inch torque wrench
• 1/2-inch ratchet
• 3/8-inch extension with a 1/2-inch converter
• 3/8-inch ratchet
• 10mm socket
• Level
• Jack and a set of ramps

Step 2: Prepare The Engine Compartment

Remove the air intake assembly by loosening the two bolts using a 10mm socket. Lift and pull it out to gain access to the transmission area.

Step 3: Remove The Bottom Panel

Take off the bottom engine cowling or cover by removing all the 10mm bolts and two Phillips screws. Keep the bolts organized, as they may be different sizes.

Step 4: Locate The Fill Plug

Identify the fill plug, which is a plastic plug on the transmission. It is located near the front of the car. It can be accessed easily once the air intake assembly and bottom panel are removed.

Step 5: Drain The Fluid

Now, take a drain pan, place it beneath the transmission, and remove the fill plug using a 24mm socket. Allow the fluid to drain completely.

Step 6: Refill The Transmission

Change the drain plug and torque it to the specified value (32.6-foot pounds). Use a long funnel or a hose to pour the new transmission fluid into the fill hole until it reaches the recommended level.

Step 7: Check The Fluid Level

Start the engine and let it warm up to operating temperature. With the car level, remove the fill plug and check the fluid level. Add more fluid if necessary until it reaches the correct level.

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Step 8: Reassemble The Vehicle

Once satisfied with the fluid level, reassemble the bottom panel and air intake assembly. Tighten all the bolts and screws securely. Your Hyundai Sonata is ready to take a drive.

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Hyundai Sonata Transmission Fluid Change Cost

The cost of a Hyundai Sonata transmission fluid change typically ranges between $161 and $174. This includes labor costs of around $49 to $61 and parts priced at approximately $113. Actual costs may vary based on factors such as fluid brand.

Frequently Asked Questions (FAQs):

Conclusion

Changing the Hyundai Sonata transmission fluid is not a piece of cake. However, it can be easy if you follow the correct instructions and have the proper tools. By changing transmission fluid, you can save a lot of time and hundreds of dollars. But make sure you have the skills to deal with the job. Otherwise, you may damage your costly vehicle’s transmission system.