How to Change the Oil in a 2022 Yamaha YZ450F

Shop parts for a 2022 Yamaha YZ450F Dirt Bike.

Changing the oil in your 2022 Yamaha YZ450F is essential for maintaining performance and engine longevity. MotoSport.com provides this comprehensive, proprietary guide to help you do it right the first time, every time.

Tools and Materials Needed

  • 10mm, 12mm, and 8mm sockets
  • Socket wrench/ratchet
  • Oil catch pan
  • Rags or paper towels
  • New oil filter (recommended: OEM or equivalent)
  • New drain bolt gasket and oil filter cover O-ring
  • 1 liter of quality 10W40 motorcycle engine oil (ex: Yamalube 10W40)
  • Funnel
  • Air compressor (optional, but helpful for cleaning oil filter housing)
  • Gloves (to protect your hands)

Step-by-Step Procedure

  1. Warm Up the Engine
    • Start the motorcycle and let it warm up for 2-3 minutes. This helps the oil become less viscous, allowing for a more complete drain.
      Specific Call-out: Warming up ensures trapped sludge and particulates flow out with the oil.
      Do not overheat or rev the engine.
  2. Turn Off the Engine & Secure the Bike
    • Shut off the engine and stabilize the bike on a stand or level ground.
  3. Drain the Oil
    • Place the oil catch pan under the drain bolt located below the engine.
      Model-Specific Note: The 2022 YZ450F has its oil drain plug on the lower right side of the crankcase. Use a 12mm socket to remove the plug and the old gasket.
      Allow several minutes for oil to fully drain.
  4. Remove the Oil Filler Cap
    • Unscrew the oil filler cap on the right-hand side to facilitate draining.
  5. Remove and Replace the Oil Filter
    • Using an 8mm socket, remove the three bolts securing the oil filter cover (front right side of engine). Carefully pull off the cover.
      Call-out: Replace the O-ring on the cover to avoid leaks.
      Take note of how the filter is oriented so you install the new one correctly.
      Use a rag or blow out debris with compressed air, but be careful not to get dirt in the case.
  6. Inspect and Clean the Oil Strainer
    • Not mandatory every change but recommended on new engines or after break-in: Pull the oil strainer (behind the lower right engine case bolt–refer to your manual for the exact bolt on the 2022 YZ450F) and clean it.
  7. Install New Oil Filter and Cover
    • Seat the new oil filter in place, reinstall the cover with a fresh O-ring, and torque to spec per the owner's manual. Do not overtighten./li>
  8. Reinstall and Torque the Drain Bolt
    • Use a new copper or aluminum crush washer/gasket on the drain plug.
      Recommended torque: About 18 ft-lbs (24 Nm), but refer to your owner’s manual.
      Not specific to the 2022 YZ450F: Overtightening can strip the case.
  9. Add Fresh Oil
    • Insert a funnel and pour in approximately 1L of 10W40 motorcycle oil.
      Do not overfill. Pour gradually and check as you go.
  10. Check Oil Level
    • Install the filler cap, start the engine, idle for 20-30 seconds, then shut off and let oil settle for 1-2 minutes.
    • With the bike upright, check the level on the inspection window.
      Model-specific call-out: The YZ450F sight glass is below the oil filler. Oil level should be between the upper and lower marks.
      If low, add a small amount and recheck. If it’s above the top mark, drain a little out.
  11. Reset Oil Maintenance Reminder (Optional)
    • Yamaha’s app tracks oil changes on the YZ450F: Open the app, go to engine oil/oil filter, and hit “trip restart” or similar to reset maintenance intervals.
  12. Dispose of Old Oil Responsibly
    • Take your used oil and filter to an approved recycling center. Never pour oil down the drain or on the ground.

2022 Yamaha YZ450F Model-Specific Notes

  • Oil Capacity: Roughly 1.0 Liter with filter change.
  • Inspection Window: Always upright the bike (not on side stand) for an accurate oil level check.
  • O-Rings and Gaskets Required: The 2022 YZ450F is prone to leaking if O-rings are reused; always use new ones if available.
  • App Integration: Use Yamaha’s Power Tuner App to track oil changes and reset after each service for maintenance intervals.
  • Common Mistake: Some owners forget the secondary drain plug or strainer—missing this step can leave up to 100ml of dirty oil in the engine. Refer to your manual for the correct locations for the 2022 YZ450F.

Final Checklist

  • Inspect for leaks at drain plug and oil filter cover after starting and running bike.
  • Check oil level in sight glass after allowing oil to settle–add oil if necessary.
  • Reset service reminders and note the maintenance in your records or app.
  • Dispose of all waste oil and filters responsibly.

MotoSport.com is committed to providing you with model-specific, expert guides to keep your Yamaha YZ450F running like new. Don’t hesitate to reach out to our Parts and Tech Support specialists for genuine parts or troubleshooting help.

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Disclaimer: This guide is provided for general informational purposes only and is not intended to replace your motorcycle's official owner's manual. Always refer to your manufacturer's documentation for model-specific instructions, torque specifications, safety procedures, and maintenance requirements. If you are unsure or inexperienced, consider seeking assistance from a qualified mechanic or technician.