Essential Information
- It may have a drain plug on the bottom or a drain bolt on the side.
- It should be at the “full” mark on the dipstick when the engine is running and the transmission is at operating temperature.
- Drive the Avalon for a few miles to allow the new fluid to circulate throughout the system.
The 2009 Toyota Avalon is a reliable and comfortable sedan, but like any vehicle, it requires regular maintenance to keep it running smoothly. One crucial aspect of maintaining your Avalon’s transmission is changing the fluid. This guide will walk you through the process of how to change transmission fluid 2009 Avalon, step by step, ensuring you can keep your transmission healthy and performing at its best.
Why Change Transmission Fluid?
Transmission fluid acts as the lifeblood of your car’s transmission system. It lubricates moving parts, cools the system, and helps transfer power efficiently. Over time, this fluid degrades due to heat, friction, and contaminants. This degradation can lead to:
- Rough shifting: As the fluid breaks down, it loses its ability to lubricate effectively, causing rough gear changes.
- Transmission slipping: This occurs when the transmission can’t engage gears properly, leading to a loss of power.
- Transmission failure: If the fluid is severely degraded, it can cause damage to the transmission’s internal components, leading to costly repairs.
What You’ll Need
Before you start, gather the following materials:
- New transmission fluid: Consult your owner’s manual for the specific type of fluid your Avalon requires. Toyota Type T-IV is typically recommended for the 2009 Avalon.
- Drain pan: This will catch the old fluid as you drain it.
- Torque wrench: This ensures you tighten bolts to the correct specifications.
- Wrench set: You’ll need various sizes for removing and tightening bolts.
- Funnel: This helps pour the new fluid into the transmission.
- Gloves: Protect your hands from the hot fluid.
- Safety glasses: Protect your eyes from splashes.
- Jack and jack stands: For safely raising the vehicle.
- Shop towels: For cleaning up spills.
Preparing for the Fluid Change
1. Park on a level surface: Ensure your Avalon is parked on a flat and stable surface.
2. Warm up the engine: Run the engine for a few minutes to allow the fluid to warm up and become easier to drain.
3. Engage the parking brake: Make sure the vehicle is securely parked.
4. Locate the transmission pan: The transmission pan is located on the bottom of the vehicle, near the rear axle. It may have a drain plug on the bottom or a drain bolt on the side.
5. Gather your tools and materials: Have all the necessary tools and materials within easy reach.
Draining the Old Transmission Fluid
1. Remove the drain plug: Carefully loosen and remove the drain plug using a wrench. Be prepared for hot fluid to pour out.
2. Drain the fluid: Allow the fluid to drain completely into the drain pan.
3. Replace the drain plug: Once the fluid has drained, clean the drain plug and reinstall it, tightening it to the correct torque specification.
Refilling the Transmission
1. Locate the transmission dipstick: The dipstick is usually located on the transmission housing near the rear of the engine.
2. Remove the dipstick: Remove the dipstick and clean it thoroughly.
3. Add new fluid: Using a funnel, slowly pour the new transmission fluid into the transmission dipstick tube.
4. Check the fluid level: Once you’ve added a reasonable amount of fluid, reinsert the dipstick and check the level. It should be at the “full” mark on the dipstick when the engine is running and the transmission is at operating temperature.
5. Top off as needed: If the level is low, add more fluid, checking the level after each addition.
Driving and Checking the Fluid Level
1. Start the engine and check the fluid level again: Once the engine is running, check the fluid level again. The level may drop slightly as the fluid circulates.
2. Drive the vehicle: Drive the Avalon for a few miles to allow the new fluid to circulate throughout the system.
3. Check the fluid level again: After driving, park the vehicle on a level surface and let it sit for a few minutes. Re-check the fluid level and top it off if needed.
Final Thoughts: Transmission Fluid Replacement Success
By following these steps, you’ve successfully changed the transmission fluid in your 2009 Avalon. This simple maintenance task can significantly extend the life of your transmission and ensure smooth, reliable shifting for years to come. Remember to consult your owner’s manual for specific recommendations regarding fluid type and maintenance intervals.
Answers to Your Questions
Q: How often should I change the transmission fluid in my 2009 Avalon?
A: Toyota recommends changing the transmission fluid every 60,000 miles or every 5 years, whichever comes first. However, if you frequently drive in harsh conditions, such as extreme heat or cold, or tow heavy loads, more frequent fluid changes may be necessary.
Q: Can I change the transmission fluid myself?
A: Yes, you can change the transmission fluid yourself. However, it’s important to follow the instructions carefully and take the necessary safety precautions. If you’re not comfortable with this type of maintenance, you can always take your Avalon to a qualified mechanic.
Q: What if I overfill the transmission with fluid?
A: Overfilling the transmission can cause the fluid to foam and create excessive pressure, which can damage the transmission. If you accidentally overfill the transmission, immediately drain some of the fluid until the level is correct.
Q: What are the signs of a failing transmission?
A: Signs of a failing transmission include rough shifting, slipping gears, delayed engagement, whining noises, and a burning smell. If you notice any of these symptoms, it’s important to have your transmission inspected by a mechanic as soon as possible.