Highlights
- Use a torque wrench to tighten the drain plug to the specified torque (refer to your owner’s manual).
- Using a funnel, add the recommended amount of new transmission fluid to the transmission.
- Changing transmission fluid in your Infiniti Q50 is a straightforward task that can be completed in a few hours.
Changing transmission fluid is an essential maintenance task for keeping your Infiniti Q50 running smoothly and efficiently. Whether you’re a seasoned DIYer or a novice mechanic, this comprehensive guide will provide you with step-by-step instructions and valuable tips to tackle this task with confidence.
Understanding Transmission Fluid
Transmission fluid plays a crucial role in your vehicle’s transmission system, serving multiple functions:
- Lubrication: It lubricates moving parts to reduce friction and wear.
- Cooling: It dissipates heat generated by the transmission components.
- Power transfer: It transmits hydraulic pressure to engage gears and clutches.
- Corrosion protection: It protects metal components from corrosion.
Over time, transmission fluid breaks down, accumulates contaminants, and loses its effectiveness. Regular fluid changes are necessary to maintain optimal transmission performance and longevity.
Materials and Tools Required
- Infiniti Q50 transmission fluid (refer to your owner’s manual for the recommended type and quantity)
- New transmission filter
- Drain pan
- Funnel
- 10mm socket wrench
- 17mm socket wrench
- Torque wrench
- Gloves
- Rags
Step-by-Step Instructions
1. Safety Precautions
- Park the vehicle on a level surface and engage the parking brake.
- Allow the engine to cool.
- Wear gloves and safety glasses.
2. Locate the Drain Plug
- Crawl under the vehicle and locate the transmission oil pan.
- The drain plug is typically located at the bottom of the pan.
3. Drain the Old Fluid
- Place the drain pan under the drain plug.
- Using a 10mm socket wrench, carefully loosen the drain plug.
- Allow the old fluid to drain completely.
4. Replace the Drain Plug
- Clean the drain plug and apply a new washer if necessary.
- Hand-tighten the drain plug.
- Use a torque wrench to tighten the drain plug to the specified torque (refer to your owner’s manual).
5. Remove the Transmission Pan
- Using a 10mm socket wrench, loosen the bolts holding the transmission pan in place.
- Carefully remove the pan and discard the old gasket.
6. Replace the Transmission Filter
- Locate the transmission filter inside the pan.
- Remove the old filter and replace it with a new one.
7. Clean the Pan and Magnets
- Clean the transmission pan thoroughly using a rag and degreaser.
- Pay attention to the magnets on the pan, which attract metal particles. Clean them with a rag.
8. Reinstall the Transmission Pan
- Apply a new gasket to the transmission pan.
- Carefully place the pan back into position and tighten the bolts using a torque wrench.
9. Add New Transmission Fluid
- Using a funnel, add the recommended amount of new transmission fluid to the transmission.
- Check the fluid level using the dipstick.
10. Check for Leaks
- Start the engine and let it run for a few minutes.
- Check under the vehicle for any leaks.
Additional Tips
- Check the transmission fluid level regularly, especially before long trips.
- If the fluid is dark or smells burnt, it may be time for a fluid change.
- Change the transmission filter every time you change the fluid.
- Refer to your owner’s manual for specific instructions and torque specifications for your Infiniti Q50.
Wrapping Up
Changing transmission fluid in your Infiniti Q50 is a straightforward task that can be completed in a few hours. By following the steps outlined in this guide, you can ensure that your transmission operates smoothly and efficiently for many miles to come.
Frequently Asked Questions
Q: How often should I change my transmission fluid?
A: The recommended interval for transmission fluid changes varies depending on the vehicle and driving conditions. Refer to your owner’s manual for specific recommendations.
Q: Can I use any type of transmission fluid in my Infiniti Q50?
A: No, it’s important to use the type of transmission fluid specified in your owner’s manual. Using the wrong fluid can damage your transmission.
Q: Is it necessary to change the transmission filter when changing the fluid?
A: Yes, it’s recommended to replace the transmission filter every time you change the fluid to remove contaminants and ensure optimal performance.