Common Toyota Tundra Transmission Problems

Toyota Tundra is equipped with a 6-speed automated transmission. Aisin AW developed the transmission to handle the power of the Tundra’s V8 engine.

The transmission is generally reliable, but there are some cases of problems with it.

Toyota Tundra transmissions from past years have some common problems that I have discussed in detail in this article.

To avoid transmission problems, you should avoid some Toyota Tundra model years.

Toyota Tundra Transmission Problems [4 Problems and Solutions]

Tundra transmission problems include shifting delay, leaking transmission fluid, and a cracked clutch. I have gone into great depth about these issues, their causes, symptoms, and solutions.

Basically, you will find the following problems with Toyota Tundra’s transmission:

1. Shifting Delay

When a driver swaps gears in a Toyota Tundra, there may be an unpleasant lag before the transmission shifts into the new ratio.

This phenomenon is known as shifting delay.

2. Hard Shifting

Whenever the gears of a Toyota Tundra transmission fail to respond effortlessly, it results in hard shifting, which causes the car to shake or skid when changing ratios.

3. Leaking Transmission Fluid

A leaking transmission in a Toyota Tundra is a situation where the transmission’s fluid seeps from it.

This can lead to the transmission overheating and finally failing.

4. Cracked Clutch

A cracked clutch in a Toyota Tundra is an issue that can end up resulting in a slippery clutch, a sticky or frozen clutch pedal, and trouble switching gears.

Cause of Toyota Tundra Transmission Problems

Let us now look at the causes of the above problems:

  1. Transmission Sensor Malfunction: Transmission sensors communicate information about the vehicle’s acceleration, engine revolutions per minute, and other elements to the Transmission Control Module. If the aforementioned sensors malfunction, the TCM may not work properly, resulting in the above problems.
  2. Low or Dirty Transmission Fluid: Transmission fluid operates proper functioning of the transmission. It dissipates heat, lubes moving parts, and aids in preventing wear and tear. If the transmission fluid is dirty or low, the transmission is at risk of overheating, early wear, and failure, which causes the above problems.
  3. Worn Transmission Components: The transmission is an intricate structure with numerous mechanical elements, and these components are more vulnerable to injury or wear gradually. This may result in issues including slippage, crushing, and slow shifting.
  4. Faulty Solenoids: Solenoids, small electrical devices in the transmission system, regulate the transmission’s circulation of fluid. It manages the transmission’s temperature and moving ratios, activating its torque conversion and other functions. The transmission may operate improperly due to a solenoid failure, which may result in the issues mentioned above.
  5. Torque Converter Issue: An auto transmission car uses a torque converter, which is a fluid connection, to join the engine and transmission. The engine’s torque is multiplied by it, enabling the car to speed up easily. If the torque converter fails, you will observe the above problems.
  6. Riding the Clutch: Riding the clutch implies continuously pressing the clutch pedal when operating the vehicle. The clutch may overheat. As a result, leading to early wear and tear.
  7. Harsh Driving Conditions: Harsh driving circumstances for a Toyota Tundra transmission are any actions that place additional strain on the transmission, including off-road driving, hauling high loads, or traveling recklessly.
  8. Worn Gasket Pan: A worn gasket pan is the main cause of transmission fluid leaks.

Symptoms of Bad Toyota Tundra Transmission

You can diagnose a Toyota Tundra transmission defect by looking at 10 main symptoms:

  1. The transmission delays shifting into the new ratio.
  2. The transmission may shift gears incorrectly or erratically.
  3. The transmission loses power or jerks when shifting gears.
  4. Transmission fluid may leak under the vehicle, or the fluid level may be low.
  5. The clutch does not engage properly or disengages prematurely.
  6. The transmission emits a burning smell.
  7. The check engine light turns on, which may indicate a transmission problem.
  8. The transmission shifts gears roughly or erratically.
  9. The vehicle loses power when accelerating or going uphill.
  10. The transmission makes a harsh noise when shifting gears.

Toyota Tundra Problems and Solutions

Now let’s discuss how you will solve the Toyota Tundra’s common problems.

I have discussed the solution for each problem below.

Transmission Sensor Malfunction

  1. Fix the malfunctioning transmission sensors. This is a fairly typical repair for a malfunctioning transmission sensor. You can install a fresh sensor to replace the damaged ones.
  2. Streamline the software in the transmission control module (TCM). If you find more issues in addition to the malfunctioning sensors, you may upgrade the TCM program. The upgraded software may enable the TCM to interact with the transmission sensors more effectively.

Low or Dirty Transmission Fluid

  1. Constantly swap out the transmission fluid. You must replace the transmission fluid in accordance with the manufacturer’s guidelines. By doing this, you’ll be able to keep the transmission fluid pure and prevent its level from running low.
  2. Choose the right transmission fluid grade. You must use the right kind of transmission fluid for your Toyota Tundra. If you use the incorrect fluid, the transmission will be damaged.
  3. Look for leakage in the transmission fluid. The transmission may overheat and stop working if the transmission fluid begins to leak. It is important to fix any leak as quickly as possible.

Worn Transmission Components

Fix the transmission’s worn-out parts. It is possible to exchange worn gearbox parts. If the issue is severe, you may replace the worn parts.

Faulty Solenoids

  1. Change the defective solenoids. Install fresh solenoids instead of damaged ones.
  2. Upgrade the TCM program. The upgraded software may enable TCM and solenoids to interact more effectively.

Torque Converter Issue

Fix the torque converter. You can rebuild a damaged torque converter. Although rebuilding the torque converter may be costly, it is an advanced solution for the issue.

Cracked Clutch

Inspect and repair the clutch if necessary. If the clutch is damaged, change it and install a new one.

Harsh Driving Conditions

  1. Avoid harsh driving conditions. Harsh driving conditions can put extra stress on the transmission and cause it to wear out prematurely.
  2. If you have to drive in harsh conditions, inspect the transmission every 45,000 miles to keep it in good condition.

Worn Gasket Pan

Replace the worn gasket pan with a new one. This will help prevent the transmission fluid from leaking.

Toyota Tundra Transmission Cost

What are the potential costs of fixing transmission issues with a Toyota Tundra? I have put together the potential costs in this table.



Transmission Sensor Malfunction


Low or Dirty Transmission Fluid


Worn Transmission

Faulty Solenoids


Torque Converter Issue

Cracked Clutch


Harsh Driving Conditions

Worn Gasket Pan


In addition, based on where you live, the mechanic may charge you from $100 to $900.

How to Prevent Future Toyota Tundra Transmission Problems

I have provided a few safeguards to help you keep your Toyota Tundra’s transmission healthy in the future.

  • Change your transmission fluid regularly to prevent it from overheating and wearing out.
  • Use the correct transmission fluid to avoid damaging your transmission.
  • Avoid harsh driving conditions to reduce the stress on your transmission.
  • Check your transmission regularly to catch problems early.
  • Drive smoothly to avoid putting extra strain on your transmission.
  • Take care of your entire vehicle, including your transmission, to keep it in good condition.
  • Monitor the transmission fluid level regularly to prevent low fluid levels.
  • Look for leaks to stop further damage.
  • Pay attention to your car’s performance to spot problems early.


What year did the Tundra have transmission problems?

Toyota Tundra experienced transmission issues in both the 2007 and 2008 model years.

The issues were brought on by a damaged torque converter, which could cause jerky shifting, difficult starts, and halting.

For the affected vehicles, Toyota issued a recall in 2008.

What Toyota Tundra issue is the most prevalent?

The most common problem with the Toyota Tundra is the air induction pump, which overheats the engine.

The air induction pump is on the intake manifold and helps deliver air to the engine.

If the air induction pump fails, the engine won’t get enough air and may overheat.

What is the transmission problem on a 2008 Toyota Tundra?

The torque converter in the 2008 Toyota Tundra was defective.

The transmission could slip or shift incorrectly due to the torque converter’s failure. Toyota issued a recall for the impacted vehicles in 2008.

Final Thoughts

I hope that through my writing, you have learned more about Tundra transmission problems, symptoms, and their solutions.

If you find problems with your Tundra’s transmission, follow the procedures above and contact an experienced mechanic or the nearest dealer as soon as possible.

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