How to Change Your Subaru Outback's Oil: A Step-by-Step Guide

Why Regular Oil Changes Matter

Oil keeps your Subaru Outback's engine running smoothly. Over time, oil breaks down and gets dirty, which can harm your engine. Changing your oil regularly helps your engine last longer and run better. Think of oil as the lifeblood of your vehicle—without it, your engine can't function properly.

Most Outbacks need an oil change every 3,000 to 10,000 miles, depending on your model year and driving habits. Check your owner's manual for the right schedule for your vehicle. Following this schedule can prevent costly engine damage down the road and keep your Outback running in top shape.

What You'll Need

Before you start, gather these items to make the job easier and safer:

• New oil (check your manual for the correct type and amount)
• New oil filter
• Oil drain pan
• Wrench or socket set
• Oil filter wrench
• Jack and jack stands (if you need to lift the vehicle)
• Ramps (optional alternative to a jack)
• Funnel
• Rags or paper towels
• Safety glasses

Having all your tools ready before you begin means you won't have to stop halfway through to search for something. Preparation makes the entire process go more smoothly and keeps you safer while working on your vehicle.

Step 1: Prepare Your Vehicle

Park your Outback on a flat, level surface. If you need to get under the vehicle, use a jack and jack stands or drive onto ramps. Never work under a vehicle supported only by a jack—this is a serious safety hazard. Always use proper support equipment to protect yourself.

Let the engine cool for a few minutes if you've been driving. Warm oil drains better than cold oil, but hot oil can burn you. The ideal temperature is warm to the touch but not hot. This balance helps the old oil flow out quickly while keeping you safe from burns.

Step 2: Locate the Oil Drain Plug

Look under your Outback's engine. The oil drain plug is a bolt at the bottom of the oil pan. It's usually a hex-shaped bolt that sticks out from the pan. Consult your owner's manual if you're not sure where it is—different model years may have it in slightly different locations.

Take a moment to familiarize yourself with the area before you start draining oil. This helps you understand the layout and makes the next steps much easier to follow.

Step 3: Drain the Old Oil

Place your drain pan under the plug to catch the old oil. Using your wrench, turn the plug counterclockwise to loosen it. Finish unscrewing it by hand, but be careful—oil may still be warm and can drip on you.

Let all the old oil drain into the pan. This may take several minutes, so be patient. Once the flow slows to a drip, you can move on to the next step. Don't rush this part—allowing the oil to drain completely helps ensure you're removing as much old oil as possible from your engine.

Step 4: Replace the Drain Plug

Wipe the drain plug clean with a rag before reinstalling it. A clean plug helps create a good seal and prevents leaks. Screw it back in by hand first to avoid cross-threading, then tighten it with your wrench. Don't over-tighten it—you only need it snug enough to seal properly.

Over-tightening can strip the threads or crack the pan, which creates expensive problems. A snug fit is all you need to prevent leaks and keep your engine running properly.

Step 5: Replace the Oil Filter

Locate the oil filter using your owner's manual. It's usually a cylindrical component on the side of the engine. Position your drain pan underneath it to catch any oil that drips out when you remove it.

Use an oil filter wrench to turn the filter counterclockwise until it comes loose. Finish unscrewing it by hand. Some oil will spill, so be ready with your rags. The old filter contains dirty oil, so handle it carefully to avoid spilling it on yourself or the ground.

Take your new filter and apply a thin layer of new oil to the rubber gasket on top. This helps create a proper seal and makes it easier to remove next time. Screw the new filter on by hand until the gasket touches the engine, then turn it about three-quarters of a turn more. Don't use a wrench for the new filter—hand-tightening is all you need.

Step 6: Add New Oil

Remove the oil filler cap on top of your engine. It usually has an oil can symbol on it. Place a funnel in the opening and pour in the new oil slowly. Check your manual for the exact amount your Outback needs—overfilling or underfilling can cause problems.

Pour carefully to avoid spilling oil on the engine. Replace the oil filler cap securely when you're done. Make sure the cap is tight so no oil leaks out during operation.

Step 7: Check Your Work

Start your engine and let it run for a minute. This circulates the new oil through the engine and helps the filter fill with oil. Check under the vehicle for any leaks around the drain plug and filter. If you see drips, turn off the engine and tighten these connections a bit more.

Turn off the engine and wait a few minutes for the oil to settle in the pan. Remove the dipstick, wipe it clean with a rag, put it back in all the way, and pull it out again to check the oil level. The oil should reach the full mark on the stick. Add more oil if needed to reach the full mark, then recheck by repeating this process.

Step 8: Dispose of Old Oil

Never pour old oil down a drain or into the ground. Old oil is a hazardous material that harms the environment. Take it to a recycling center, auto parts store, or service station. Many places take used oil for free or for a small fee.

Some auto parts stores even offer discounts on new oil if you bring in your old oil for recycling. Call ahead to ask about their policies and hours so you know where to take your used oil.

When to Call a Professional

If you're uncomfortable working under your vehicle or run into problems, a mechanic or service center can handle this for you. There's no shame in getting help. Some people prefer to have professionals do this work, and that's perfectly fine.

If you encounter stripped bolts, a stuck filter, or any other complications, stop and take your vehicle to a professional. Trying to force something can cause damage that costs much more to fix than paying for a professional oil change.

Key Takeaways

Changing your Subaru Outback's oil is a manageable task if you follow each step carefully. The process involves draining old oil, replacing the drain plug and filter, adding new oil, and checking your work. Always prioritize safety by using proper support equipment and allowing the engine to cool. Dispose of old oil responsibly at a recycling center or auto parts store. If you feel unsure at any point, don't hesitate to contact a professional mechanic for help.

Frequently Asked Questions

How often should I change my Subaru Outback's oil?

Most Subaru Outbacks need an oil change every 3,000 to 10,000 miles, depending on your model year and driving habits. Check your owner's manual for the specific recommendation for your vehicle. Some newer models can go longer between changes, while older models may need more frequent changes.

What type of oil does my Outback need?

The correct oil type depends on your model year and engine. Your owner's manual lists the recommended oil grade and viscosity. Using the wrong oil type can affect engine performance and longevity, so always check your manual before purchasing oil.

Can I change my oil if I don't have a jack and jack stands?

Yes, if your Outback has enough ground clearance, you may be able to reach the drain plug and filter without lifting the vehicle. However, if you need to lift it, always use proper equipment like a jack and jack stands or ramps. Never work under a vehicle supported only by a jack.

What should I do if I spill oil on the ground?

Clean up oil spills immediately to prevent environmental damage. Use absorbent materials like kitty litter or sand to soak up the oil, then sweep it into a container. Dispose of the contaminated material at a hazardous waste facility or auto parts store.