Step-By-Step Guide to Changing Your Own Oil in a Subaru Forester 2001: Save Money and Improve Performance

If you’re a DIY enthusiast who wants to save some money on car maintenance, changing your own oil is a great place to start. It’s a simple process that requires just a few tools and materials, and it can help improve the performance of your Subaru Forester 2001 while extending the life of your engine.

In this article, we’ll provide a step-by-step guide to changing your own oil in a Subaru Forester 2001, as well as tips and warnings to avoid common mistakes.

Overview of Oil Change Process

The oil change process for a Subaru Forester 2001 involves draining the old oil, removing the old oil filter, installing a new oil filter, adding new oil, and checking for leaks.

Tools and Materials Needed

To change the oil in your Subaru Forester 2001, you will need:

  • A socket wrench with a 17mm socket
  • An oil filter wrench
  • An oil drip pan or a container to catch used oil
  • A funnel
  • A new oil filter
  • 5 quarts of oil (make sure to check your owner’s manual for the recommended oil type)

Step-by-Step Guide

  1. Start your engine and let it run for a few minutes to warm up the oil.
  2. Turn off the engine and apply the parking brake.
  3. Raise the front of your vehicle with a jack and secure it with jack stands.
  4. Position the oil drip pan under the oil drain plug (located near the oil filter).
  5. Remove the oil drain plug with a socket wrench and let the oil drain.
  6. Once the oil has stopped draining, remove the old oil filter using an oil filter wrench.
  7. Coat the rubber seal of the new oil filter with a thin layer of new oil.
  8. Install the new oil filter by hand, turning it until it’s snug. Don’t overtighten it.
  9. Use a funnel to pour 4.5 quarts of new oil into the engine oil filler hole.
  10. Start the engine and let it run for a few minutes.
  11. Turn off the engine and check the oil level using the dipstick.
  12. Check for leaks around the oil drain plug and new oil filter.
  13. If everything looks good, lower your vehicle off the jack stands.
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How Often Should You Change Your Oil?

The recommended oil change interval for a Subaru Forester 2001 is every 7,500 miles or 6 months, whichever comes first. However, if you frequently drive in harsh conditions (dusty roads, extreme temperatures, stop-and-go traffic), you may consider changing your oil more frequently.

Tips and Warnings

  • Always use a high-quality oil filter and oil to ensure optimal performance.
  • Never forget to wear gloves and eye protection when changing your oil.
  • Never attempt to change your oil if your engine is hot.
  • Always dispose of used oil properly. Check with your local waste management to see if they offer recycling or drop-off options.
  • If you’re unsure about any aspect of changing your oil, consult your owner’s manual or seek the advice of a professional mechanic.


Q: Can I use synthetic oil in my Subaru Forester 2001?

A: Yes, synthetic oil can offer improved performance and extended oil change intervals, but it may also be more expensive.

Q: Do I need to change my oil filter with every oil change?

A: Yes, it’s recommended to replace the oil filter with every oil change to ensure optimal performance.

Q: Can I reuse the old oil?

A: No, used oil can contain harmful contaminants and should always be disposed of properly.

In conclusion, changing the oil in your Subaru Forester 2001 is a simple and rewarding task that can help you save money and optimize the performance of your vehicle. Follow these simple steps, and don’t forget to take necessary precautions and dispose of the used oil responsibly. Happy DIY-ing!

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Alton Brobst

As a longtime Subaru enthusiast, Alton brings a wealth of knowledge and experience to our blog. From his early days of tinkering with engines to his current role as a certified Subaru technician, Alton has seen it all when it comes to Subarus. When he's not working on cars, he enjoys hiking and exploring the great outdoors.

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