The 2020 Subaru Legacy is a well-engineered vehicle that combines comfort, performance, and safety. One crucial aspect of vehicle maintenance that often gets overlooked is tire pressure. Proper tire pressure is essential for optimal handling, fuel efficiency, and tire longevity. Understanding the specific tire pressure requirements for different trims and engines can help ensure that your Subaru Legacy performs at its best.

Maintaining the correct tire pressure not only enhances driving safety but also contributes to better fuel economy. In this section, we will provide detailed tire pressure specifications for various trims and engine configurations of the 2020 Subaru Legacy.

2020 Subaru Legacy Tire Pressure

Tire Pressure Table for Different Trim/Engine

Trim Level Engine Type Front Tire Pressure (PSI) Rear Tire Pressure (PSI) Front Tire Pressure (BAR) Rear Tire Pressure (BAR)
Base 2.5L 4-Cylinder 32 32 2.2 2.2
Premium 2.5L 4-Cylinder 32 32 2.2 2.2
Sport 2.4L Turbo 4-Cylinder 35 35 2.4 2.4
Limited 2.5L 4-Cylinder 32 32 2.2 2.2
Limited XT 2.4L Turbo 4-Cylinder 35 35 2.4 2.4
Touring 2.5L 4-Cylinder 32 32 2.2 2.2

Resetting the Tire Pressure Sensor on the 2020 Subaru Legacy

The tire pressure monitoring system (TPMS) in the 2020 Subaru Legacy is designed to alert drivers when tire pressure is too low or when there is a malfunction. If the TPMS light is flashing, it indicates a problem that needs to be addressed. Resetting the tire pressure sensor can be done easily, and it’s important to follow the correct steps to ensure the system functions properly.

Steps to Reset the Tire Pressure Sensor

  1. Check the Tire Pressure:
    • Before resetting, ensure all tires are inflated to the recommended pressure.
    • Refer to the tire pressure table provided earlier for the correct PSI and BAR.

  2. Turn the Ignition On:
    • Insert the key into the ignition and turn it to the “On” position without starting the engine.

  3. Locate the TPMS Reset Button:
    • The TPMS reset button is typically located under the steering wheel or near the dashboard.

  4. Press and Hold the TPMS Reset Button:
    • Hold the button until the TPMS light blinks three times, then release it.

  5. Start the Engine:
    • Turn the ignition off and then start the engine.

  6. Check the TPMS Light:
    • The light should turn off after a few moments if the reset was successful.

Understanding the TPMS Light

The TPMS light can indicate various issues. Here’s a breakdown:

TPMS Light Status Meaning
Flashing System malfunction or low tire pressure detected.
Solid One or more tires are under-inflated.
Off All tires are properly inflated, and the system is functioning normally.

If the TPMS light continues to flash after following the reset procedure, it may indicate a malfunction in the system. In such cases, consult a professional mechanic or visit a Subaru dealership for further diagnosis.

Importance of Maintaining Proper Tire Pressure

Maintaining proper tire pressure is crucial for the overall performance and safety of your vehicle. Under-inflated or over-inflated tires can lead to a variety of issues, including reduced fuel efficiency, poor handling, and increased tire wear. In extreme cases, improper tire pressure can even result in tire blowouts, putting the safety of the driver and passengers at risk. Understanding the significance of tire pressure and how to monitor it effectively can enhance your driving experience and prolong the life of your tires.

Benefits of Proper Tire Pressure


  • Improved Fuel Efficiency: Correct tire pressure reduces rolling resistance, which can lead to better gas mileage.

  • Enhanced Safety: Properly inflated tires provide better traction, reducing the likelihood of accidents.

  • Longer Tire Life: Maintaining the right pressure helps prevent uneven tire wear, extending the lifespan of your tires.

  • Better Handling: Correct tire pressure ensures optimal contact with the road, improving vehicle handling and stability.

How to Check Tire Pressure

Checking your tire pressure is a straightforward process that can be done using a tire pressure gauge. Here’s how:


  1. Gather Your Tools: You will need a reliable tire pressure gauge. These can be digital or analog.

  2. Remove the Valve Cap: Unscrew the valve cap on the tire you wish to check.

  3. Press the Gauge onto the Valve Stem: Firmly press the gauge onto the valve stem and hold it in place. You should hear a hissing sound as air escapes; this is normal.

  4. Read the Pressure: Check the reading on the gauge. Compare it to the recommended tire pressure found in the owner’s manual or on the driver’s side door jamb.

  5. Inflate if Necessary: If the pressure is too low, use an air compressor to inflate the tire to the recommended level.

  6. Replace the Valve Cap: After checking, make sure to put the valve cap back on securely.

Useful Tips for Maintaining Tire Pressure


  • Check Regularly: Inspect tire pressure at least once a month and before long trips.

  • Monitor Temperature Changes: Tire pressure can decrease in colder weather. Check your tires more frequently during seasonal changes.

  • Use a Quality Gauge: Invest in a good tire pressure gauge for accurate readings.

  • Inspect for Damage: Regularly check tires for signs of wear, punctures, or other damage that may affect pressure.

  • Don’t Forget the Spare: Ensure your spare tire is also properly inflated and ready for use.

By prioritizing tire pressure maintenance, you can significantly enhance your driving experience and ensure the safety of everyone in your vehicle.

Categories: Subaru

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