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The Ultimate Guide to Changing Oil in a 2015 Subaru Legacy: Step-by-Step Instructions

Quick Overview

  • Drive your Legacy for a few minutes to allow the oil to thin and drain more easily.
  • Carefully pour the recommended amount of oil into the engine using a funnel.
  • Allow the engine to run for a few minutes to circulate the new oil.

Want to keep your 2015 Subaru Legacy running smoothly and efficiently? One of the most important maintenance tasks you can perform is a regular oil change. This guide will walk you through the process step-by-step, enabling you to confidently tackle this essential maintenance task yourself.

Why You Should Change Your Oil

Engine oil is the lifeblood of your car. It lubricates moving parts, reduces friction, and prevents wear and tear. Over time, oil breaks down and loses its effectiveness. This can lead to engine damage and costly repairs. Regular oil changes ensure your engine stays healthy and performs optimally.

Tools and Materials You’ll Need

Before you get started, gather the following tools and materials:

  • New engine oil: Refer to your owner’s manual for the recommended type and viscosity of oil for your 2015 Subaru Legacy.
  • Oil filter: Again, consult your owner’s manual for the correct oil filter for your model.
  • Oil drain pan: This will catch the used oil.
  • Wrench or socket: The size you need will depend on your vehicle’s oil drain plug.
  • Filter wrench: This tool is used to remove the oil filter.
  • Gloves: Protect your hands from oil and grime.
  • Rag or shop towels: For cleaning up spills and wiping surfaces.
  • Funnel: To pour the new oil into the engine.
  • Jack and jack stands: These are essential for safely lifting your vehicle.

Preparation is Key

1. Warm up the engine: Drive your Legacy for a few minutes to allow the oil to thin and drain more easily.
2. Park on a level surface: This prevents uneven oil drainage.
3. Engage the parking brake: Ensure your vehicle is securely parked.
4. Locate the oil drain plug: It’s typically located on the bottom of the engine oil pan.
5. Locate the oil filter: It’s usually positioned near the oil pan.

Drain the Old Oil

1. Slide under the vehicle: Use your jack and jack stands to safely raise the Legacy and provide secure access.
2. Place the drain pan under the oil drain plug.
3. Loosen the drain plug: Use your wrench or socket to carefully loosen the plug. Be cautious as it might be hot.
4. Remove the drain plug: Allow the oil to drain completely into the pan.
5. Replace the drain plug: Ensure the drain plug is clean and free of debris before tightening it securely.

Replace the Oil Filter

1. Locate the oil filter: It’s usually attached to the engine block near the oil pan.
2. Loosen the oil filter: Use your filter wrench to loosen the filter. Be careful not to damage the filter housing.
3. Remove the old filter: Once loose, the filter should come off easily.
4. Clean the filter mounting area: Use a rag or shop towel to remove any old oil or debris.
5. Install the new filter: Make sure the new filter is properly seated and tightened by hand. Do not overtighten.

Add New Oil

1. Remove the oil filler cap: It’s located on the top of the engine.
2. Pour the new oil: Carefully pour the recommended amount of oil into the engine using a funnel. Refer to your owner’s manual for the exact quantity.
3. Check the oil level: After adding the oil, use the dipstick to check the level. It should be between the “full” and “low” marks.
4. Replace the oil filler cap: Ensure it’s securely tightened.

Final Steps

1. Lower the vehicle: Carefully lower the Legacy using your jack and jack stands.
2. Start the engine: Allow the engine to run for a few minutes to circulate the new oil.
3. Check for leaks: Inspect the oil drain plug and oil filter for leaks.
4. Dispose of used oil and filter properly: Recycle the used oil and filter responsibly.

Maintaining Your Legacy: A Lifelong Partnership

By following these steps, you can confidently perform an oil change on your 2015 Subaru Legacy. This simple maintenance procedure ensures your engine runs smoothly and efficiently, extending its lifespan and providing you with many miles of reliable driving pleasure.

Basics You Wanted To Know

Q: How often should I change the oil in my 2015 Subaru Legacy?

A: Consult your owner’s manual for the recommended oil change interval. Typically, it’s every 3,000-5,000 miles or every 3-6 months. However, factors like driving conditions and oil type can affect the interval.

Q: Can I use synthetic oil instead of conventional oil?

A: Yes, you can use synthetic oil in your Legacy. It offers improved performance and longevity compared to conventional oil. However, ensure you choose the correct viscosity and type of synthetic oil as recommended by your owner’s manual.

Q: What if I don’t have a filter wrench?

A: You can use a strap wrench or a pair of pliers to loosen the oil filter. However, be extremely careful not to damage the filter housing.

Q: Is it okay to overfill the oil?

A: No, overfilling the oil can cause engine damage. Always refer to your owner’s manual for the correct oil capacity and ensure the level is within the “full” and “low” marks on the dipstick.

Q: What are the signs that I need an oil change?

A: Some signs that your Legacy needs an oil change include:

  • Dark or black oil: This indicates the oil is breaking down and needs to be replaced.
  • Low oil level: Check the dipstick regularly to ensure the oil level is within the acceptable range.
  • Engine noise: A noisy engine could be a sign of insufficient lubrication.
  • Reduced engine performance: If your engine feels sluggish or lacks power, it could be due to worn-out oil.
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BJ
About the Author
My name is Bob Jenkins and I'm thrilled to share my automotive adventures with you here on mphdiary.com. Cars have always been a passion of mine, especially sporty yet practical Japanese models. For the past 10 years, I've been driving various Nissan vehicles and am constantly enjoying learning more about...