How to Reset Oil Maintenance Light on 2021 Toyota 4Runner: 1 Minute to Reset Your Toyota's Oil Maintenance LightSarah ThompsonSep 09, 2025Table of ContentsTips 1:FAQTable of ContentsTips 1FAQFree Smart Home PlannerAI-Powered smart home design software 2025Home Design for FreeResetting the oil maintenance light on your 2021 Toyota 4Runner is a straightforward process you can handle at home. After an oil change, the vehicle’s system needs to be manually reset to ensure you receive accurate maintenance reminders. Here’s a step-by-step guide:Start by turning the ignition to the “ON” position (do not start the engine).Ensure the odometer is set to display the “TRIP A” reading by using the trip button on the dashboard.Turn the ignition off.While holding down the trip reset button, turn the ignition back to the “ON” position.Continue holding the trip reset button. You’ll see the maintenance light flash and a series of dashes appear; wait until the display shows all zeros.Release the trip button. The oil maintenance light should now be reset.From a designer’s perspective, such user-friendly dashboard indicators and controls are thoughtfully placed to enhance both functionality and aesthetics within the vehicle’s cabin. This ease of use makes the reset process seamless and keeps the appearance of your dashboard clean and uncluttered — a principle that also applies to designing intuitive digital control panels for home interior spaces.Tips 1:If the maintenance light doesn’t reset, repeat the process slowly or ensure you’re starting with “TRIP A” displayed. Always double-check your owner’s manual for model-specific steps or updates to these instructions.FAQQ: How often should I reset the oil maintenance light on my 2021 Toyota 4Runner?A: The light should be reset after every oil change, typically every 5,000 miles or as recommended in your owner’s manual.Q: What should I do if the oil maintenance light stays on after resetting?A: Double-check that you followed the correct sequence. If it persists, consult a Toyota service professional as there may be another issue.Q: Does resetting the maintenance light affect other vehicle systems?A: No, resetting only clears the oil reminder and does not impact other systems or saved settings.Q: Can I drive with the oil maintenance light on?A: While you can drive with the light on, it is a reminder to perform essential maintenance. Ignoring it may reduce the lifespan of your engine.Q: Is the reset procedure the same for earlier or later model 4Runners?A: The basic process is similar, but always verify with your model year’s manual for any updates or variations.Home Design for FreePlease check with customer service before testing new feature.